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<SEC-DOCUMENT>0000015615-04-000064.txt : 20041008
<SEC-HEADER>0000015615-04-000064.hdr.sgml : 20041008
<ACCEPTANCE-DATETIME>20041008162952
ACCESSION NUMBER:		0000015615-04-000064
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20041004
ITEM INFORMATION:		Entry into a Material Definitive Agreement
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20041008
DATE AS OF CHANGE:		20041008

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MASTEC INC
		CENTRAL INDEX KEY:			0000015615
		STANDARD INDUSTRIAL CLASSIFICATION:	WATER, SEWER, PIPELINE, COMM AND POWER LINE CONSTRUCTION [1623]
		IRS NUMBER:				650829355
		STATE OF INCORPORATION:			FL
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-08106
		FILM NUMBER:		041072519

	BUSINESS ADDRESS:	
		STREET 1:		800 DOUGLAS ROAD
		STREET 2:		12TH FLOOR
		CITY:			CORAL GABLES
		STATE:			FL
		ZIP:			33134
		BUSINESS PHONE:		3055991800

	MAIL ADDRESS:	
		STREET 1:		800 DOUGLAS ROAD
		STREET 2:		12TH FLOOR
		CITY:			CORAL GABLES
		STATE:			FL
		ZIP:			33134

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BURNUP & SIMS INC
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>form8k100604.htm
<TEXT>





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<H1 ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2>UNITED STATES<BR>SECURITIES
AND EXCHANGE COMMISSION <br> Washington, D.C. 20549</FONT></H1>

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<P ALIGN=CENTER>_________________ </P>



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<H1 ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=3>FORM 8-K </FONT></H1>

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<H1 ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2>CURRENT REPORT <br> Pursuant to Section 13
or 15(d) of <br> The Securities Exchange Act of 1934</FONT></H1>



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<P ALIGN="Center"><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Date
of report (Date of earliest event reported)<u> October 4, 2004 </u></FONT></P>

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<P ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2><u> <b> <u>MASTEC, INC. </u> </b></u> <br> (Exact Name of Registrant as Specified in Its Charter)
</FONT></P>







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<P ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2><b> <u> Florida </u> </b> <br>
(State or Other Jurisdiction of Incorporation)</FONT></P>






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<TR VALIGN="Bottom">
     <TD WIDTH="45%" ALIGN="Center"> <FONT FACE="Times New Roman" SIZE="2"> &nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;&nbsp;<b> <u>
 0-08106 </u></B></font></TD>
      <TD WIDTH="5%" ALIGN="Center"> <FONT FACE="Times New Roman" SIZE="2">&nbsp;</font></TD>
      <TD WIDTH="45%" ALIGN="Center"> <FONT FACE="Times New Roman" SIZE="2"><b> <u> 65-0829355
</u> </b> </font>
</TD></TR>
<TR VALIGN="Bottom">
    <TD ALIGN="Center"> <FONT FACE="Times New Roman" SIZE="2"> (Commission File Number) </font></TD>
     <TD ALIGN="Center"> <FONT FACE="Times New Roman" SIZE="2">&nbsp;</font></TD>
      <TD ALIGN="Center"> <FONT FACE="Times New Roman" SIZE="2">(IRS Employer Identification No.)</font></TD></TR>

</TABLE>








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<P ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2> </FONT></P>
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<P ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2><b> <u> 800 S. Douglas Road, 12<sup>th</sup> Floor,
Coral Gables, Florida 33134</u> </b> <br> (Address of Principal Executive Offices) (Zip Code)  </FONT></P>



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<P ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2> <b> <u> (305) 599-1800 </u> </b><br> (Registrant&#146;s
Telephone Number, Including Area                     Code)  </FONT></P>

<!-- MARKER FORMAT-SHEET="Head Major Center Bold-TNR" FSL="Default" -->
<p ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2><u> <b>N/A </b> </u><br>  (Former Name or Former
Address, if Changed Since Last Report)</FONT></p>


<HR SIZE=5 COLOR=GRAY NOSHADE>


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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Check the appropriate box below if
the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the
registrant under any of the following provisions: </FONT></P>
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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2> </FONT></P>
<!-- MARKER FORMAT-SHEET="Para Flush" FSL="Default" -->
<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>[  ]  Written communications
pursuant to Rule 425 under the Securities Act (17 CFR 230.425) </FONT></P>

<!-- MARKER FORMAT-SHEET="Para Flush" FSL="Default" -->
<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>[  ]  Soliciting material pursuant
to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) </FONT></P>

<!-- MARKER FORMAT-SHEET="Para Flush" FSL="Default" -->
<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>[  ]  Pre-commencement
communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) </FONT></P>

<!-- MARKER FORMAT-SHEET="Para Flush" FSL="Default" -->
<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>[  ]  Pre-commencement
communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) </FONT></P>

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<TR VALIGN=TOP>
<TD WIDTH=10%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><b>ITEM 1.01 </b> </FONT></TD>
<TD><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp; </FONT></TD>
<TD WIDTH=90%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><b>
  Entry into a Material Definitive Agreement</B> </FONT></TD>
</TR>
</TABLE>
<BR>

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<TR VALIGN=TOP>
<TD WIDTH=0%><FONT FACE="Times New Roman, Times, Serif" SIZE=2> </FONT></TD>
<TD><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp; </FONT></TD>
<TD WIDTH=100%><FONT FACE="Times New Roman, Times, Serif" SIZE=2> On October
4th, 2004, MasTec and its bank group amended the loan agreement for its $125 million
credit facility to, among other things, provide for an additional allocation to the maximum amount of the
Letter of Credit Guarantee Facility.  A copy of the amendment is attached, and is
incorporated by reference herein. </FONT></TD>
</TR>
</TABLE>
<BR>

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<TR VALIGN=TOP>
<TD WIDTH=10%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><b>ITEM 9.01 </b></FONT></TD>
<TD><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp; </FONT></TD>
<TD WIDTH=90%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><b>
Financial Statements, Pro Forma Financial Information and Exhibits </b></FONT></TD>
</TR>
</TABLE>



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<TR VALIGN="BOTTOM">
     <TH width=10%><FONT FACE="Times New Roman" SIZE="1" COLOR="Black"></font></TH>
     <Th width=5%>&nbsp;</TH>
     <TH width=85%></TH></TR>
<TR VALIGN="bottom">
     <TD width=10%><FONT FACE="Times New Roman" SIZE="2" COLOR="Black"> (a)</font></TD>
     <TD width=5%>&nbsp;</TD>
     <TD width=85%><FONT FACE="Times New Roman" SIZE="2" COLOR="Black"> Not applicable. </font></TD></TR>
<TR VALIGN="bottom">
     <TD>&nbsp;</TD>
     <TD>&nbsp;</TD>
     <TD>&nbsp;</TD></TR>
<TR VALIGN="bottom">
     <TD width=10%><FONT FACE="Times New Roman" SIZE="2" COLOR="Black"> (b)</font></TD>
    <TD width=5%>&nbsp;</TD>
     <TD><FONT FACE="Times New Roman" SIZE="2" COLOR="Black"> Not applicable. </font></TD></TR>
<TR VALIGN="bottom">
     <TD>&nbsp;</TD>
     <TD>&nbsp;</TD>
     <TD>&nbsp;</TD></TR>
<TR VALIGN="bottom">
      <TD width=10%><FONT FACE="Times New Roman" SIZE="2" COLOR="Black"> (c) </font></TD>
   <TD width=5%>&nbsp;</TD>
    <TD width=85%><FONT FACE="Times New Roman" SIZE="2" COLOR="Black"> Exhibits. The following will
be filed as an amendment to this report:</font></TD></TR>
</TABLE>
<br><br><br>
<TABLE  CELLPADDING="0" CELLSPACING="0" ALIGN="CENTER">
<TR VALIGN="BOTTOM">
     <TH width=15%><FONT FACE="Times New Roman" SIZE="2" COLOR="Black">Exhibit Number </font></TH>
     <TH width=5%><FONT FACE="Times New Roman" SIZE="2" COLOR="Black">&nbsp;</font></TH>
     <TH width=80%><FONT FACE="Times New Roman" SIZE="2" COLOR="Black"> Description </font></TH></TR>
<TR VALIGN="TOP">
    <TD WIDTH="15%"><FONT FACE="Times New Roman" SIZE="2" COLOR="Black">10.26</font></Td>

  <TD WIDTH="5%"><FONT FACE="Times New Roman" SIZE="2" COLOR="Black">&nbsp;</font></Td>
     <TD WIDTH="80%"><FONT FACE="Times New Roman" SIZE="2" COLOR="Black"> Amendment No. 8
to Revolving Credit and Security Agreement dated October 4, 2004.</font></TD></TR>
</TABLE>




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<H1 ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2>SIGNATURES </FONT></H1>








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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2> </FONT></P>
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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Pursuant to the  requirements  of
the Securities  Exchange Act of 1934,  MasTec Inc. has duly caused this report to be
signed on its behalf by the undersigned hereunto duly authorized.</FONT></P>



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<TD WIDTH="40%"><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Date: October 8, 2004</FONT></TD>
<TD WIDTH="10%"><FONT FACE="Times New Roman, Times, Serif" SIZE=2></FONT></TD>
<TD WIDTH="50%"><FONT FACE="Times New Roman, Times, Serif" SIZE=2><B>MASTEC, INC</B><BR><BR>
<BR>BY: /s/ Austin Shanfelter<BR>&#151;&#151;&#151;&#151;&#151;&#151;&#151;&#151;&#151;&#151;&#151;&#151;&#151;&#151;<BR>
Austin Shanfelter<BR>Chief Executive Officer<br> MASTEC, INC</FONT></TD>
</TR>
</TABLE>
<BR>





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</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-10
<SEQUENCE>2
<FILENAME>ex10amendment8.htm
<TEXT>



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<!-- MARKER FORMAT-SHEET="Head Major Center Bold-TNR" FSL="Project" -->
<H1 ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2><u>AMENDMENT NO. 8 TO
REVOLVING CREDIT AND SECURITY AGREEMENT  </U></FONT></H1>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;THIS
AMENDMENT NO. 8 TO REVOLVING CREDIT AND SECURITY AGREEMENT (this &#147;Amendment&#148;) is
made and entered into as of October 4, 2004, between MasTec, Inc., a Florida corporation
(&#147;MasTec&#148;), the Subsidiaries of MasTec identified on the signature pages hereto
(together with MasTec, hereinafter collectively referred to as the &#147;Borrowers&#148;),
the financial institutions party from time to time to the Loan Agreement (as hereinafter
defined) (the &#147;Lenders&#148;) and Fleet Capital Corporation, a Rhode Island
corporation, as administrative agent (the &#147;Administrative Agent&#148;) for the
Lenders. </FONT></P>

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<H1 ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2><u>Recitals:</u> </FONT></H1>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The
Borrowers, the Lenders and the Administrative Agent are parties to a Revolving Credit and
Security Agreement dated as of January 22, 2002 (as amended and in effect on the date
hereof, the &#147;Loan Agreement&#148;), pursuant to which the Lenders have made certain
revolving credit loans and letter of credit accommodations to or for the benefit of the
Borrowers. </FONT></P>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The
Borrowers have requested that the Lenders agree to amend the Loan Agreement to increase
the maximum amount of the Letter of Credit Guarantee Facility. </FONT></P>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Upon
the terms and subject to the conditions hereinafter set forth, the Lenders have agreed so
to amend the Loan Agreement. </FONT></P>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;NOW,
THEREFORE, for TEN DOLLARS ($10.00) in hand paid and other good and valuable
consideration, the receipt and sufficiency of which are hereby severally acknowledged, the
parties hereto, intending to be legally bound hereby, agree as follows: </FONT></P>

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     <P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;<B>1.</B>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
          <B><U>Definitions</U>.</B> All capitalized terms used in this Amendment, unless
          otherwise defined herein, shall have the meaning ascribed to such terms in the
          Loan Agreement. </FONT></P>

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     <P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;<B>2.</B>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
          <B><U>Amendments to Loan Agreement</U>.</B> Subject to the provisions of Section
          3 of this Amendment, the Loan Agreement is hereby amended as follows: </FONT></P>

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     <P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;(a)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
          By adding the following new definitions to Section 1.1 of the Loan Agreement in
          proper alphabetical order: </FONT></P>















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<TR VALIGN=TOP>
<TD WIDTH=10%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH=90%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&#147;
<U>Average
Availability</U>&#148; means for any period, an amount equal to the sum of the actual
amount of Availability on each day during such period, as determined by the Administrative
Agent, divided by the number of days in such period. </FONT>
</TD>
</TR>
</TABLE>
<BR>

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<TR VALIGN=TOP>
<TD WIDTH=10%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH=90%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&#147;<U>Eligible
Cash</U>&#148; means cash deposited and maintained by Borrowers in the Cash Collateral
Account as Cash Collateral providing security for the Secured Obligations for the purpose
of creating Availability equal to the amount of such cash, so long as such cash
constitutes Cash Collateral and provided that there is in effect between MasTec and the
bank at which the Cash Collateral Account in located a validly executed deposit account
control agreement in favor of the Administrative Agent, for the benefit of the Lenders, by
which the Administrative Agent obtains control over the Cash Collateral Account and which
is in form and substance satisfactory to the Administrative Agent. </FONT>
</TD>
</TR>
</TABLE>
<BR>





<P STYLE="page-break-after:always">
</P>

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<TR VALIGN=TOP>
<TD WIDTH=10%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH=90%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&#147;<U>
Eligible
Cash Release Conditions</U>&#148; means the following conditions, each of which must be
satisfied in a manner acceptable to the Administrative Agent in all respects, for
Borrowers to request a release of Eligible Cash: </FONT>
</TD>
</TR>
</TABLE>
<BR>

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          <TR VALIGN=TOP>
          <TD ALIGN=RIGHT WIDTH=12%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>(a) </FONT></TD>
          <TD ALIGN=LEFT WIDTH=88%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;

           no Default or Event of Default exists at the time of such request by Borrowers
          or will result from any such release; </FONT></TD>
          </TR>
          </TABLE>
          <BR>

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          <TR VALIGN=TOP>
          <TD ALIGN=RIGHT WIDTH=12%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>(b) </FONT></TD>
          <TD ALIGN=LEFT WIDTH=88%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;

           Average Availability for the 30 day period immediately preceding the date of
          Borrower&#146;s request to the Administrative Agent for such release shall have
          been at least $20,000,000; and </FONT></TD>
          </TR>
          </TABLE>
          <BR>

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          <TR VALIGN=TOP>
          <TD ALIGN=RIGHT WIDTH=12%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>(c) </FONT></TD>
          <TD ALIGN=LEFT WIDTH=88%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;

           the Administrative Agent shall have received the release request from the
          Borrowers not less than 2 Business Days prior to the requested release date, and
          the requested release date shall not be before February 1, 2005. </FONT></TD>
          </TR>
          </TABLE>
          <BR>

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     <P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;(b)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
          By deleting the definitions of &#147;Borrowing Base,&#148; &#147;Canadian
          Financing Letter of Credit,&#148; &#147;DirecTV Concentration Percentage,&#148;
          &#147;Letter of Credit Guarantee Facility&#148; and &#147;Liberty Letter of
          Credit&#148; set forth in Section 1.1 of the Loan Agreement and by substituting
          the following new definitions in lieu thereof: </FONT></P>
























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<TD WIDTH=10%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH=90%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&#147;
<U>Borrowing Base
</U>&#148; means at any time an amount equal to the <U>least</U> of:  </FONT>
</TD>
</TR>
</TABLE>
<BR>



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          <TR VALIGN=TOP>
          <TD ALIGN=RIGHT WIDTH=12%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>(a) </FONT></TD>
          <TD ALIGN=LEFT WIDTH=88%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;&nbsp;
          the aggregate Commitments, <B>minus</B> the Letter of Credit Reserve, and </FONT></TD>
          </TR>
          </TABLE>
          <BR>


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          <TD ALIGN=RIGHT WIDTH=12%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>(b) </FONT></TD>
          <TD ALIGN=LEFT WIDTH=88%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;&nbsp;
        an amount equal to </FONT></TD>
          </TR>
          </TABLE>
          <BR>


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               <TR VALIGN=TOP>
               <TD WIDTH=15%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;</FONT></TD>
               <TD WIDTH=5%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>(i) </FONT></TD>
               <TD WIDTH=80%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>
               85% (or such lesser percentage as the Administrative Agent may in its reasonable
               credit judgment determine from time to time) of the face value of Eligible
               Accounts due and owing at such time, <B>plus</B> </FONT></TD>
               </TR>
               </TABLE>
               <BR>

<!-- MARKER FORMAT-SHEET="Para (List) Hang Lvl 4-TNR" FSL="Project" -->
          <TABLE WIDTH=100% CELLPADDING=0 CELLSPACING=0 BORDER=0>
               <TR VALIGN=TOP>
               <TD WIDTH=15%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;</FONT></TD>
               <TD WIDTH=5%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>(ii) </FONT></TD>
               <TD WIDTH=80%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>
               25% (or such lesser percentage as the Administrative Agent may in its reasonable
               credit judgment determine from time to time) of Eligible Unbilled Accounts at
               such time (but in any event not to exceed an amount equal to the product of (x)
               the sum of the amounts derived pursuant to subsections (b)(i), (ii) (without
               regard to the limitation set forth in this proviso) and (iii) of this
               definition, multiplied by (y) 15%), <B>plus</B> </FONT></TD>
               </TR>
               </TABLE>
               <BR>

<!-- MARKER FORMAT-SHEET="Para (List) Hang Lvl 4-TNR" FSL="Project" -->
          <TABLE WIDTH=100% CELLPADDING=0 CELLSPACING=0 BORDER=0>
               <TR VALIGN=TOP>
               <TD WIDTH=15%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;</FONT></TD>
               <TD WIDTH=5%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>(iii) </FONT></TD>
               <TD WIDTH=80%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>
               $30,000,000 (or, if less, 40% of the aggregate value of the Borrowers&#146;
               Eligible Fixed Assets, on the basis of a sale at public auction under forced
               conditions, as established by an appraisal satisfactory to the Administrative
               Agent), <U>less</U> the amounts for each period specified on <B>Annex </B>
               <B>I</B>, <B>plus</B> </FONT></TD>
               </TR>
               </TABLE>
               <BR>

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          <TABLE WIDTH=100% CELLPADDING=0 CELLSPACING=0 BORDER=0>
               <TR VALIGN=TOP>
               <TD WIDTH=15%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;</FONT></TD>
               <TD WIDTH=5%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>(iv) </FONT></TD>
               <TD WIDTH=80%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>
               an amount equal to the lesser of (A) $5,000,000 or (B) the amount of Eligible
               Cash at such time, <B>minus</B> </FONT></TD>
               </TR>
               </TABLE>
               <BR>

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          <TABLE WIDTH=100% CELLPADDING=0 CELLSPACING=0 BORDER=0>
               <TR VALIGN=TOP>
               <TD WIDTH=15%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;</FONT></TD>
               <TD WIDTH=5%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>(v) </FONT></TD>
               <TD WIDTH=80%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>
               the sum of </FONT></TD>
               </TR>
               </TABLE>
               <BR>

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          <TABLE WIDTH=100% CELLPADDING=0 CELLSPACING=0 BORDER=0>
               <TR VALIGN=TOP>
               <TD WIDTH=25%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;</FONT></TD>
               <TD WIDTH=5%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>(A) </FONT></TD>
               <TD WIDTH=70%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>
               the Letter of Credit Reserve, <B>plus</B> </FONT></TD>
               </TR>
               </TABLE>
               <BR>

<!-- MARKER FORMAT-SHEET="Para (List) Hang Lvl 4-TNR" FSL="Project" -->
          <TABLE WIDTH=100% CELLPADDING=0 CELLSPACING=0 BORDER=0>
               <TR VALIGN=TOP>
               <TD WIDTH=25%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;</FONT></TD>
               <TD WIDTH=5%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>(B) </FONT></TD>
               <TD WIDTH=70%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>
               the Availability Reserve, <B>plus</B> </FONT></TD>
               </TR>
               </TABLE>
               <BR>




<P STYLE="page-break-after:always">
</P>




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          <TABLE WIDTH=100% CELLPADDING=0 CELLSPACING=0 BORDER=0>
               <TR VALIGN=TOP>
               <TD WIDTH=25%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;</FONT></TD>
               <TD WIDTH=5%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>(C) </FONT></TD>
               <TD WIDTH=70%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>
               the Dilution Reserve, <B>plus</B> </FONT></TD>
               </TR>
               </TABLE>
               <BR>

<!-- MARKER FORMAT-SHEET="Para (List) Hang Lvl 4-TNR" FSL="Project" -->
          <TABLE WIDTH=100% CELLPADDING=0 CELLSPACING=0 BORDER=0>
               <TR VALIGN=TOP>
               <TD WIDTH=25%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;</FONT></TD>
               <TD WIDTH=5%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>(D) </FONT></TD>
               <TD WIDTH=70%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>
               the Canadian Reserve,<B> plus</B> </FONT></TD>
               </TR>
               </TABLE>
               <BR>

<!-- MARKER FORMAT-SHEET="Para (List) Hang Lvl 4-TNR" FSL="Project" -->
          <TABLE WIDTH=100% CELLPADDING=0 CELLSPACING=0 BORDER=0>
               <TR VALIGN=TOP>
               <TD WIDTH=25%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;</FONT></TD>
               <TD WIDTH=5%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>(E) </FONT></TD>
               <TD WIDTH=70%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>
               the Rent Reserve, <B>plus</B> </FONT></TD>
               </TR>
               </TABLE>
               <BR>

<!-- MARKER FORMAT-SHEET="Para (List) Hang Lvl 4-TNR" FSL="Project" -->
          <TABLE WIDTH=100% CELLPADDING=0 CELLSPACING=0 BORDER=0>
               <TR VALIGN=TOP>
               <TD WIDTH=25%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;</FONT></TD>
               <TD WIDTH=5%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>(F) </FONT></TD>
               <TD WIDTH=70%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>
               any Additional Reserves, and </FONT></TD>
               </TR>
               </TABLE>
               <BR>

<!-- MARKER FORMAT-SHEET="Para (List) Indent Lv 0- TNR" FSL="Project" -->
     <P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;(c)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;&nbsp;
          an amount equal to collections received by the Loan Parties on a combined basis
          for the most recent period of 60 days. </FONT></P>

<!-- MARKER FORMAT-SHEET="Para Large Indent Lv 2-TNR" FSL="Project" -->
<TABLE WIDTH=100% CELLPADDING=0 CELLSPACING=0 BORDER=0>
<TR VALIGN=TOP>
<TD WIDTH=10%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH=90%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&#147;<U>Canadian
Financing Letter of Credit</U>&#148; means a Letter of Credit that may be issued by the
Issuing Bank at Borrowers&#146; request in accordance with Article 3, for the account of
MasTec and the benefit of the Canadian Funding Agent in an aggregate amount available to
be drawn thereunder not to exceed C$3,500,000 at any time. </FONT>
</TD>
</TR>
</TABLE>
<BR>

<!-- MARKER FORMAT-SHEET="Para Large Indent Lv 2-TNR" FSL="Project" -->
<TABLE WIDTH=100% CELLPADDING=0 CELLSPACING=0 BORDER=0>
<TR VALIGN=TOP>
<TD WIDTH=10%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH=90%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&#147;<U>DirecTV
Concentration Percentage</U>&#148; means (a) at any time that DirecTV&#146;s corporate
credit rating or senior debt rating (secured or unsecured) by Moody&#146;s is Ba3 or
higher and by S&amp;P is BB or higher, 25%, (b) at any time that DirecTV&#146;s corporate
credit rating or senior debt rating (secured or unsecured) by Moody&#146;s is lower than
Ba3 or by S&amp;P is lower than BB, 20%, or (c) irrespective of DirecTV&#146;s rating,
such lesser percentage as the Administrative Agent may in its reasonable credit judgment
determine from time to time. </FONT>
</TD>
</TR>
</TABLE>
<BR>

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<TABLE WIDTH=100% CELLPADDING=0 CELLSPACING=0 BORDER=0>
<TR VALIGN=TOP>
<TD WIDTH=10%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH=90%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&#147;<U>Letter
of Credit Guarantee Facility</U>&#148; means a subfacility of the Revolving Credit
Facility providing for the issuance of (a) the Liberty Letter of Credit, (b) the Canadian
Financing Letter of Credit, and (c) Letters of Credit and Letter of Credit Guarantees as
described in Article 3 (in addition to those described in clauses (a) and (b) of this
definition) in an aggregate amount of Letter of Credit Obligations at any one time
outstanding not to exceed $35,000,000. </FONT>
</TD>
</TR>
</TABLE>
<BR>

<!-- MARKER FORMAT-SHEET="Para Large Indent Lv 2-TNR" FSL="Project" -->
<TABLE WIDTH=100% CELLPADDING=0 CELLSPACING=0 BORDER=0>
<TR VALIGN=TOP>
<TD WIDTH=10%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH=90%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&#147;<U>Liberty
Letter of Credit</U>&#148; means Letter of Credit No. ASL-1 S1295730-120MAT issued by the
Issuing Bank for the account of MasTec and for the benefit of Liberty Mutual Insurance
Company in an aggregate amount available to be drawn thereunder not to exceed $36,150,000
at any time. </FONT>
</TD>
</TR>
</TABLE>
<BR>

<!-- MARKER FORMAT-SHEET="Para (List) Indent Lv 0- TNR" FSL="Project" -->
     <P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;(d)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
          By adding the following new sentences at the end of Section 4.17(a) of the Loan
          Agreement: </FONT></P>

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<TABLE WIDTH=100% CELLPADDING=0 CELLSPACING=0 BORDER=0>
<TR VALIGN=TOP>
<TD WIDTH=10%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH=90%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;With
respect to any Cash Collateral deposited into the Cash Collateral Account for the purpose
of creating Eligible Cash to increase Availability under the Borrowing Base, Borrowers may
request the Administrative Agent to withdraw some or all of such Cash Collateral from the
Cash Collateral Account at any time that all of the Eligible Cash Release Conditions are
satisfied. Upon the Administrative Agent&#146;s receipt from Borrowers written request for
release of some or of all of the Eligible Cash, the Administrative Agent shall instruct
the bank at which the Cash Collateral Account is maintained to withdraw such funds from
the Cash Collateral Account and to forward the same to Borrowers (whereupon such amount
shall no longer be Eligible Cash for









purposes of this Agreement). By delivery of such
request for a release of Eligible Cash to the Administrative Agent, Borrowers shall be
deemed to have represented to the Administrative Agent and to the Lenders that, both
immediately before and immediately after giving effect to the requested withdrawal, all of
the Eligible Cash Release Conditions shall have been and shall continue to be satisfied. </FONT>
</TD>
</TR>
</TABLE>
<BR>

<!-- MARKER FORMAT-SHEET="Para (List) Indent Lv 0- TNR" FSL="Project" -->
     <P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;(e)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
          By deleting Section 10.1(a) of the Loan Agreement and by substituting the
          following new Section 10.1(a) in lieu thereof: </FONT></P>

<!-- MARKER FORMAT-SHEET="Para (List) Indent Lv 2- TNR" FSL="Project" -->
          <TABLE WIDTH=100% CELLPADDING=0 CELLSPACING=0>
               <TR VALIGN=TOP>
               <TD ALIGN=RIGHT WIDTH=6%></TD>
               <TD WIDTH=94%><P ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;(a)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
               <U>Audited Year-End Statements</U>. As soon as available, but in any event
               within 90 days after the end of each Fiscal Year (or, in the case of the Fiscal
               Year ending December 31, 2003, not later than July 29, 2004), copies of the
               consolidated balance sheet of MasTec and its Consolidated Subsidiaries as at the
               end of such Fiscal Year and the related consolidated statements of income,
               shareholders&#146; equity and cash flows of MasTec and its Consolidated
               Subsidiaries for such Fiscal Year, and the consolidating balance sheets and
               related consolidating statements of income and cash flows for MasTec&#146;s
               NAOperations (in the aggregate) and, for so long as such Persons exist, for
               MasTec Brasil and all other Subsidiaries taken together, in each case setting
               forth in comparative form the figures for the previous Fiscal Year, and, as to
               such consolidated financial statements, reported on, without qualification, by
               the independent certified public accountant firm of BDO Seidman LLP or any
               &#147;Big Four&#148; independent certified public accountants; </FONT></P></TD>
               </TR>
               </TABLE>
               <BR>

<!-- MARKER FORMAT-SHEET="Para (List) Indent Lv 0- TNR" FSL="Project" -->
     <P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;(f)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
          By deleting the reference to &#147;January 31, 2004&#148; in the table in
          Section 11.1(b) and by substituting in lieu thereof &#147;January 31,
          2005&quot;. </FONT></P>

<!-- MARKER FORMAT-SHEET="Para (List) Indent Lv 0- TNR" FSL="Project" -->
     <P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;(g)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
          By deleting Annex I to the Loan Agreement in its entirety and by substituting
          therefor a new Annex I in the form of <U>Exhibit A</U> attached to this
          Amendment. </FONT></P>

<!-- MARKER FORMAT-SHEET="Para (List) Indent Lv 0- TNR" FSL="Project" -->
     <P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;<B>3.</B>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
          <B><U>Conditions to Effectiveness</U>. </B>The provisions of Section 2 of this
          Amendment shall become effective as of the date hereof on the date (the
          &#147;Amendment No. 8 Effective Date&#148;) on which the Administrative Agent
          shall have received, on or before October 8, 2004, each of the following: (a) a
          fee in the amount of $93,750 for the Ratable account of the Lenders, which fee
          is earned on the date hereof and is not subject to refund or rebate of any kind
          whatsoever; (b) confirmation satisfactory to Administrative Agent from Bank that
          the Cash Collateral Account has been established and that Bank had received from
          Borrowers a deposit of cash into the Cash Collateral Account as Eligible Cash in
          the amount of not less than $5,000,000; and (c) the following documents, each of
          which shall be satisfactory in form and substance to the Administrative Agent
          and in sufficient copies for each Lender: </FONT></P>

<!-- MARKER FORMAT-SHEET="Para (List) Indent Lv 1- TNR" FSL="Project" -->
          <TABLE WIDTH=100% CELLPADDING=0 CELLSPACING=0>
               <TR VALIGN=TOP>
               <TD ALIGN=RIGHT WIDTH=3%></TD>
               <TD WIDTH=97%><P ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;(i)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
               this Amendment duly executed and delivered by the Borrowers, the Required
               Lenders and the Administrative Agent; </FONT></P></TD>
               </TR>
               </TABLE>
               <BR>

<!-- MARKER FORMAT-SHEET="Para (List) Indent Lv 1- TNR" FSL="Project" -->
          <TABLE WIDTH=100% CELLPADDING=0 CELLSPACING=0>
               <TR VALIGN=TOP>
               <TD ALIGN=RIGHT WIDTH=3%></TD>
               <TD WIDTH=97%><P ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;(ii)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
               a certificate of the secretary or assistant secretary of each Borrower having
               attached thereto the articles or certificate of incorporation and bylaws of such
               Borrower (or containing the certification of such secretary or assistant
               secretary that no amendment or modification of such articles or certificate of
               incorporation or bylaws has become effective since the last date on which such
               documents were last delivered to the







Lenders), all corporate or company action,
               including shareholders&#146; or members&#146; approval, if necessary, has been
               taken by such Borrower and/or its shareholders or members to authorize the
               execution, delivery and performance of this Amendment and to the further effect
               that the incumbency certificate most recently delivered to the Lenders remains
               in effect, unchanged; </FONT></P></TD>
               </TR>
               </TABLE>
               <BR>

<!-- MARKER FORMAT-SHEET="Para (List) Indent Lv 1- TNR" FSL="Project" -->
          <TABLE WIDTH=100% CELLPADDING=0 CELLSPACING=0>
               <TR VALIGN=TOP>
               <TD ALIGN=RIGHT WIDTH=3%></TD>
               <TD WIDTH=97%><P ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;(iii)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
               a certificate of the chief executive officer of MasTec stating that, to the best
               of his or her knowledge and based on an examination sufficient to enable him or
               her to make an informed statement, after giving effect to the Amendment and to
               the revised Schedules to the Loan Agreement delivered therewith, </FONT></P></TD>
               </TR>
               </TABLE>
               <BR>

<!-- MARKER FORMAT-SHEET="Para (List) Indent Lv 4- TNR" FSL="Project" -->
          <TABLE WIDTH=100% CELLPADDING=0 CELLSPACING=0>
               <TR VALIGN=TOP>
               <TD ALIGN=RIGHT WIDTH=12%></TD>
               <TD WIDTH=88%><P ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;(A)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
               all of the representations and warranties made or deemed to be made under the
               Loan Agreement are true and correct on and as of the Amendment No. 8 Effective
               Date, and </FONT></P></TD>
               </TR>
               </TABLE>
               <BR>



<!-- MARKER FORMAT-SHEET="Para (List) Indent Lv 4- TNR" FSL="Project" -->
          <TABLE WIDTH=100% CELLPADDING=0 CELLSPACING=0>
               <TR VALIGN=TOP>
               <TD ALIGN=RIGHT WIDTH=12%></TD>
               <TD WIDTH=88%><P ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;(B)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
               no Default or Event of Default exists;  </FONT></P></TD>
               </TR>
               </TABLE>
               <BR>




<!-- MARKER FORMAT-SHEET="Para (List) Indent Lv 1- TNR" FSL="Project" -->
          <TABLE WIDTH=100% CELLPADDING=0 CELLSPACING=0>
               <TR VALIGN=TOP>
               <TD ALIGN=RIGHT WIDTH=3%></TD>
               <TD WIDTH=97%><P ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=2>
               &nbsp;&nbsp;&nbsp;and
the Administrative Agent shall be satisfied as to the truth and accuracy thereof; </FONT></P></TD>
               </TR>
               </TABLE>
               <BR>





<!-- MARKER FORMAT-SHEET="Para (List) Indent Lv 1- TNR" FSL="Project" -->
          <TABLE WIDTH=100% CELLPADDING=0 CELLSPACING=0>
               <TR VALIGN=TOP>
               <TD ALIGN=RIGHT WIDTH=3%></TD>
               <TD WIDTH=97%><P ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;(iv)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
               a deposit account control agreement and a security agreement in favor of the
               Administrative Agent and Bank sufficient to grant control over the Cash
               Collateral Account to the Administrative Agent for the benefit of the Lenders,
               duly executed by Borrowers and Bank, and </FONT></P></TD>
               </TR>
               </TABLE>
               <BR>

<!-- MARKER FORMAT-SHEET="Para (List) Indent Lv 1- TNR" FSL="Project" -->
          <TABLE WIDTH=100% CELLPADDING=0 CELLSPACING=0>
               <TR VALIGN=TOP>
               <TD ALIGN=RIGHT WIDTH=3%></TD>
               <TD WIDTH=97%><P ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;(v)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
               such other documents and instruments as any Lender through the Administrative
               Agent may reasonably request. </FONT></P></TD>
               </TR>
               </TABLE>
               <BR>

<!-- MARKER FORMAT-SHEET="Para (List) Indent Lv 0- TNR" FSL="Project" -->
     <P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;<B>4.</B>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
          <B><U>Representations and Warranties</U>.</B> To induce the Administrative Agent
          and the Lenders to enter into this Amendment, each Borrower hereby makes the
          following representations and warranties to the Administrative Agent and the
          Lenders, which representations and warranties shall survive the delivery of this
          Amendment and the making of additional Loans under the Loan Agreement as amended
          hereby: </FONT></P>

<!-- MARKER FORMAT-SHEET="Para (List) Indent Lv 2- TNR" FSL="Project" -->
          <TABLE WIDTH=100% CELLPADDING=0 CELLSPACING=0>
               <TR VALIGN=TOP>
               <TD ALIGN=RIGHT WIDTH=3%></TD>
               <TD WIDTH=97%><P ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;(a)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
               <U>Authorization of Agreements</U>. Each Borrower has the right and power, and
               has taken all necessary action to authorize it, to execute, deliver and perform
               this Amendment and each other agreement contemplated hereby to which it is a
               party in accordance with their respective terms. This Amendment and each other
               such agreement contemplated hereby to which it is a party has been duly executed
               and delivered by the duly authorized officers of such Borrower and each is, or
               each when executed and delivered in accordance with this Amendment will be, a
               legal, valid and binding obligation of such Borrower, enforceable in accordance
               with its terms. </FONT></P></TD>
               </TR>
               </TABLE>
               <BR>




<P STYLE="page-break-after:always">
</P>





<!-- MARKER FORMAT-SHEET="Para (List) Indent Lv 2- TNR" FSL="Project" -->
          <TABLE WIDTH=100% CELLPADDING=0 CELLSPACING=0>
               <TR VALIGN=TOP>
               <TD ALIGN=RIGHT WIDTH=3%></TD>
               <TD WIDTH=97%><P ALIGN=LEFT><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;(b)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
               <U>Compliance of Agreements with Laws</U>. The execution, delivery and
               performance of this Amendment in accordance with their respective terms do not
               and will not, by the passage of time, the giving of notice or otherwise, </FONT></P></TD>
               </TR>
               </TABLE>
               <BR>







<!-- MARKER FORMAT-SHEET="Para (List) Flush Lv 5- TNR" FSL="Project" -->
     <TABLE WIDTH=100% CELLPADDING=0 CELLSPACING=0>
          <TR VALIGN=TOP>
          <TD ALIGN=RIGHT WIDTH=15%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>(i) </FONT></TD>
          <TD ALIGN=LEFT WIDTH=85%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;

           require any Governmental Approval that has not been obtained or violate any
          Applicable Law relating to such Borrower or any of its Subsidiaries, </FONT></TD>
          </TR>
          </TABLE>
          <BR>

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          <TD ALIGN=RIGHT WIDTH=15%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>(ii) </FONT></TD>
          <TD ALIGN=LEFT WIDTH=85%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;

           conflict with, result in a breach of or constitute a default under the articles
          or certificate of incorporation or by-laws or other constituent documents or any
          shareholders&#146; or members&#146; agreement of such Borrower or any of its
          Subsidiaries, any material provisions of any indenture, agreement or other
          instrument to which such Borrower, any of its Subsidiaries or any of such
          Borrower&#146;s or such Subsidiaries&#146; property may be bound or any
          Governmental Approval relating to such Borrower or any of its Subsidiaries, or </FONT></TD>
          </TR>
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          <BR>

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          <TD ALIGN=RIGHT WIDTH=15%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>(iii) </FONT></TD>
          <TD ALIGN=LEFT WIDTH=85%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;

           result in or require the creation or imposition of any Lien upon or with
          respect to any property now owned or hereafter acquired by such Borrower other
          than the Security Interest. </FONT></TD>
          </TR>
          </TABLE>
          <BR>

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     <P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;<B>5.</B>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
          <B><U>Effect of Amendment</U>.</B> From and after the Amendment No. 8 Effective
          Date, all references in the Loan Agreement and in any other Loan Document to
          &#147;this Agreement,&#148; &#147;the Loan Agreement,&#148;
          &#147;hereunder,&#148; &#147;hereof&#148; and words of like import referring to
          the Loan Agreement, shall mean and at any time of determination be references to
          the Loan Agreement as amended by this Amendment. Except as expressly amended
          hereby, the Loan Agreement and all terms, conditions and provisions thereof
          remain in full force and effect and are hereby ratified and confirmed. The
          execution, delivery and effectiveness of this Amendment shall not, except as
          expressly provided herein, operate as a waiver of any right, power or remedy of
          the Administrative Agent or any Lender under any of the Loan Documents, nor
          constitute a waiver of any provision of any of the Loan Documents. </FONT></P>

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     <P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;<B>6.</B>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
          <B><U>Breach of Amendment</U>. </B>Any breach by the Borrowers of any
          representation, warranty or covenant contained herein shall constitute an Event
          of Default. </FONT></P>

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     <P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;<B>7.</B>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
          <B><U>Counterpart Execution; Facsimile Signatures</U></B><U></U>. This Amendment
          may be executed in any number of counterparts and by different parties hereto in
          separate counterparts, each of which when so executed and delivered shall be
          deemed to be an original and all of which taken together shall constitute but
          one and the same agreement. Any signature delivered by a party by facsimile
          transmission shall be deemed to be an original signature hereto. </FONT></P>

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     <P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;<B>8.</B>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
          <B><U>Governing Law</U>.</B> This Amendment shall be governed by and construed
          in accordance with the laws of the State of Georgia without giving effect to
          conflicts of law principles thereof. </FONT></P>

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     <P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;<B>9.</B>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
          <B><U>Successors and Assigns</U>.</B> This Amendment shall be binding upon and
          inure to the benefit of the parties hereto and their respective successors and
          assigns. </FONT></P>

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     <P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;<B>10.</B>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
          <B><U>Further Assurances</U>. </B>The Borrowers agree to take such further
          actions as any Lender through the Administrative Agent shall reasonably request
          from time to time in connection herewith to evidence or give effect to the
          amendments set forth herein or any of the transactions contemplated hereby. </FONT></P>




<P STYLE="page-break-after:always">
</P>



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     <P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;<B>11.</B>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
          <B><U>Section Titles</U>.</B> Section titles and references used in this
          Amendment shall be without substantive meaning or content of any kind whatsoever
          and are not a part of the agreement among the parties hereto. </FONT></P>

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     <P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;<B>12.</B>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
          <B><U>Waiver of Jury Trial</U>. To the fullest extent permitted by Applicable
          Law, each of the parties hereto hereby waives the right to trial by jury in any
          action, suit, counterclaim or proceeding arising out of or related to this
          Amendment.</B> </FONT></P>

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     <P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;<B>13.</B>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
          <B><U>Release of Claims</U>. To induce the Administrative Agent and the Lenders
          to enter into this Amendment, each Borrower hereby releases, acquits and forever
          discharges the Administrative Agent and the Lenders, and all officers,
          directors, agents, employees, successors and assigns of the Administrative Agent
          and the Lenders, from any and all liabilities, claims, demands, actions or
          causes of action of any kind or nature (if there be any), whether absolute or
          contingent, disputed or undisputed, at law or in equity, or known or unknown,
          that such Borrower now has or ever had against Agent or any Lender arising under
          or in connection with any of the Loan Documents or otherwise. Each Borrower
          represents and warrants to the Administrative Agent and the Lenders that such
          Borrower has not transferred or assigned to any Person any claim that such
          Borrower ever had or claimed to have against the Administrative Agent or any
          Lender.</B> </FONT></P>

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     <P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;<B>14.</B>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
          <B><U>Expenses of Administrative Agent</U>.</B> The Borrowers agree to pay,
          <B>on demand</B>, all costs and expenses reasonably incurred by the
          Administrative Agent in connection with the preparation, negotiation and
          execution of this Amendment and any other Loan Documents executed pursuant
          hereto and any and all amendments, modifications, and supplements thereto,
          including, without limitation, the reasonable costs and fees of the
          Administrative Agent&#146;s legal counsel and any taxes or expenses associated
          with or incurred in connection with any instrument or agreement referred to
          herein or contemplated hereby. </FONT></P>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;IN
WITNESS WHEREOF, the parties hereto have caused this Amendment to be duly executed under
seal and delivered by their respective duly authorized officers as of the date first
written above. </FONT></P>





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<TD WIDTH=10%><FONT FACE="Times New Roman, Times, Serif" SIZE=2></FONT></TD>
<TD WIDTH=50%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><B>FLEET CAPTIAL CORPORATION</b><br> as the Administrative Agent and as
a Lender<BR><BR>
<BR>BY: <u>/S/ Dennis Losin &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u><BR>

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Dennis Losin<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;SVP</FONT></TD>
</TR>
</TABLE>
<BR>














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<TD WIDTH=10%><FONT FACE="Times New Roman, Times, Serif" SIZE=2></FONT></TD>
<TD WIDTH=50%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><B>WACHOVIA BANK, NATIONAL <br>ASSOCIATION,
 as a Lender</b><BR><BR>
<BR>BY: <u>/S/ Ryan Parnell &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u><BR>

 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Ryan Parnell<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
Vice President</FONT></TD>
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<TD WIDTH=10%><FONT FACE="Times New Roman, Times, Serif" SIZE=2></FONT></TD>
<TD WIDTH=50%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><B>LaSALLE BUSINESS CREDIT, LLC,<br>
successor in interest to LaSALLE<br> BUSINESS CREDIT, INC.,
 as a Lender</b><BR><BR>
<BR>BY: <u>/S/ Douglas Colletti &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u><BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Douglas Colletti<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
Senior Vice President</FONT></TD>
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<BR>





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<TD WIDTH=10%><FONT FACE="Times New Roman, Times, Serif" SIZE=2></FONT></TD>
<TD WIDTH=50%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><B> JPMORGAN CHASE BANK, as a Lender</b>
<BR><BR>
<BR>BY: <u>/S/ Jeffery S Ackerman&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u><BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Jeffery S Ackerman<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
Vice President</FONT></TD>
</TR>
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<BR>






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<TD WIDTH=10%><FONT FACE="Times New Roman, Times, Serif" SIZE=2></FONT></TD>
<TD WIDTH=50%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><B> PNC BANK, NATIONAL <br>ASSOCIATION,
 as a Lender</b><BR><BR>
<BR>BY: <u>/S/ Alex M Council IV&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u><BR>

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Alex M Council IV<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
Vice President</FONT></TD>
</TR>
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<TD WIDTH=10%><FONT FACE="Times New Roman, Times, Serif" SIZE=2> <b> </B></FONT></TD>
<TD WIDTH=50%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><B> MASTEC, INC.</b><br>
 <BR>
<BR>BY: <u>/S/ Austin Shanfelter&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u><BR>
&nbsp;&nbsp;&nbsp;
&nbsp;
Austin Shanfelter<BR> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
President and Chief Executive Officer</FONT></TD>
</TR>
</TABLE>
<BR>





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<TD WIDTH=10%><FONT FACE="Times New Roman, Times, Serif" SIZE=2> <b> </B></FONT></TD>
<TD WIDTH=50%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><B> CHURCH &amp; TOWER, INC.</b><br>
 <BR>
<BR>BY: <u>/S/ Austin Shanfelter&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u><BR>
&nbsp;&nbsp;&nbsp;
&nbsp;
Austin Shanfelter<BR> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
President and Chief Executive Officer</FONT></TD>
</TR>
</TABLE>
<BR>



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<TD WIDTH=10%><FONT FACE="Times New Roman, Times, Serif" SIZE=2> <b> </B></FONT></TD>
<TD WIDTH=50%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><B> CHURCH &amp; TOWER  ENVIRONMENTAL, INC.</b> <br>
 <BR>
<BR>BY: <u>/S/ Austin Shanfelter&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u><BR>
&nbsp;&nbsp;&nbsp;
&nbsp;
Austin Shanfelter<BR> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
President and Chief Executive Officer</FONT></TD>
</TR>
</TABLE>
<BR>




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<TD WIDTH=10%><FONT FACE="Times New Roman, Times, Serif" SIZE=2> <b> </B></FONT></TD>
<TD WIDTH=50%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><B> CRUZ-CELL, INC.</b><br>
 <BR>
<BR>BY: <u>/S/ Austin Shanfelter&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u><BR>
&nbsp;&nbsp;&nbsp;
&nbsp;
Austin Shanfelter<BR> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
President and Chief Executive Officer</FONT></TD>
</TR>
</TABLE>
<BR>



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<TD WIDTH=10%><FONT FACE="Times New Roman, Times, Serif" SIZE=2> <b> </B></FONT></TD>
<TD WIDTH=50%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><B> DRESSER/AREIA CONSTRUCTION, INC.</b><br>
 <BR>
<BR>BY: <u>/S/ Austin Shanfelter&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u><BR>
&nbsp;&nbsp;&nbsp;
&nbsp;
Austin Shanfelter<BR> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
President and Chief Executive Officer</FONT></TD>
</TR>
</TABLE>
<BR>


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<TD WIDTH=10%><FONT FACE="Times New Roman, Times, Serif" SIZE=2> <b> </B></FONT></TD>
<TD WIDTH=50%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><B>     FLAIRE INCORPORATED</b><br>
 <BR>
<BR>BY: <u>/S/ Austin Shanfelter&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u><BR>
&nbsp;&nbsp;&nbsp;
&nbsp;
Austin Shanfelter<BR> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
President and Chief Executive Officer</FONT></TD>
</TR>
</TABLE>
<BR>






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<TD WIDTH=10%><FONT FACE="Times New Roman, Times, Serif" SIZE=2> <b> </B></FONT></TD>
<TD WIDTH=50%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><B>     MASTEC INTEGRATION SYSTEMS, INC.</b><br>
 <BR>
<BR>BY: <u>/S/ Austin Shanfelter&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u><BR>
&nbsp;&nbsp;&nbsp;
&nbsp;
Austin Shanfelter<BR> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
President and Chief Executive Officer</FONT></TD>
</TR>
</TABLE>
<BR>




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<TD WIDTH=10%><FONT FACE="Times New Roman, Times, Serif" SIZE=2> <b> </B></FONT></TD>
<TD WIDTH=50%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><B>       MASTEC NETWORK SERVICES, INC.</b><br>
 <BR>
<BR>BY: <u>/S/ Austin Shanfelter&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u><BR>
&nbsp;&nbsp;&nbsp;
&nbsp;
Austin Shanfelter<BR> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
President and Chief Executive Officer</FONT></TD>
</TR>
</TABLE>
<BR>



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<TD WIDTH=10%><FONT FACE="Times New Roman, Times, Serif" SIZE=2> <b> </B></FONT></TD>
<TD WIDTH=50%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><B>      MASTEC NORTH AMERICA, INC.</b><br>
 <BR>
<BR>BY: <u>/S/ Austin Shanfelter&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u><BR>
&nbsp;&nbsp;&nbsp;
&nbsp;
Austin Shanfelter<BR> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
President and Chief Executive Officer</FONT></TD>
</TR>
</TABLE>
<BR>




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<TD WIDTH=10%><FONT FACE="Times New Roman, Times, Serif" SIZE=2> <b> </B></FONT></TD>
<TD WIDTH=50%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><B>      MASTEC TELCOM &amp; ELECTRICAL SERVICES, INC. </b><br>
 <BR>
<BR>BY: <u>/S/ Austin Shanfelter&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u><BR>
&nbsp;&nbsp;&nbsp;
&nbsp;
Austin Shanfelter<BR> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
President and Chief Executive Officer</FONT></TD>
</TR>
</TABLE>
<BR>






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<TD WIDTH=10%><FONT FACE="Times New Roman, Times, Serif" SIZE=2> <b> </B></FONT></TD>
<TD WIDTH=50%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><B>      PHASECOM AMERICA, INC.</b><br>
 <BR>
<BR>BY: <u>/S/ Austin Shanfelter&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u><BR>
&nbsp;&nbsp;&nbsp;
&nbsp;
Austin Shanfelter<BR> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
President and Chief Executive Officer</FONT></TD>
</TR>
</TABLE>
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<TD WIDTH=10%><FONT FACE="Times New Roman, Times, Serif" SIZE=2> <b> </B></FONT></TD>
<TD WIDTH=50%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><B>       PROTEL IND., INC.</b><br>
 <BR>
<BR>BY: <u>/S/ Austin Shanfelter&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u><BR>
&nbsp;&nbsp;&nbsp;
&nbsp;
Austin Shanfelter<BR> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
President and Chief Executive Officer</FONT></TD>
</TR>
</TABLE>
<BR>


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<TD WIDTH=10%><FONT FACE="Times New Roman, Times, Serif" SIZE=2> <b> </B></FONT></TD>
<TD WIDTH=50%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><B>      RENEGADE OF IDAHO, INC.</b><br>
 <BR>
<BR>BY: <u>/S/ Austin Shanfelter&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u><BR>
&nbsp;&nbsp;&nbsp;
&nbsp;
Austin Shanfelter<BR> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
President and Chief Executive Officer</FONT></TD>
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<TD WIDTH=50%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><B>       S.S.S. CONSTRUCTION, INC.</b><br>
 <BR>
<BR>BY: <u>/S/ Austin Shanfelter&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u><BR>
&nbsp;&nbsp;&nbsp;
&nbsp;
Austin Shanfelter<BR> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
President and Chief Executive Officer</FONT></TD>
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<TD WIDTH=50%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><B>       UPPER VALLEY UTILITIES CORP.</b><br>
 <BR>
<BR>BY: <u>/S/ Austin Shanfelter&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u><BR>
&nbsp;&nbsp;&nbsp;
&nbsp;
Austin Shanfelter<BR> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
President and Chief Executive Officer</FONT></TD>
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<TD WIDTH=50%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><B>        WILDE HOLDING CO., INC.</b><br>
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<BR>BY: <u>/S/ Austin Shanfelter&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u><BR>
&nbsp;&nbsp;&nbsp;
&nbsp;
Austin Shanfelter<BR> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
President and Chief Executive Officer</FONT></TD>
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<TD WIDTH=50%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><B>        WILDE ACQUISITION CO., INC.</b><br>
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<BR>BY: <u>/S/ Austin Shanfelter&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u><BR>
&nbsp;&nbsp;&nbsp;
&nbsp;
Austin Shanfelter<BR> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
President and Chief Executive Officer</FONT></TD>
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<TD WIDTH=50%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><B>        NORTHLAND CONTRACTING, INC.</b><br>
 <BR>
<BR>BY: <u>/S/ Austin Shanfelter&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u><BR>
&nbsp;&nbsp;&nbsp;
&nbsp;
Austin Shanfelter<BR> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
President and Chief Executive Officer</FONT></TD>
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<TD WIDTH=50%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><B>     WILDE OPTICAL SERVICE, INC. </b><br>
 <BR>
<BR>BY: <u>/S/ Austin Shanfelter&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u><BR>
&nbsp;&nbsp;&nbsp;
&nbsp;
Austin Shanfelter<BR> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
President and Chief Executive Officer</FONT></TD>
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<TD WIDTH=50%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><B>     MASTEC REAL ESTATE HOLDINGS, INC.</b><br>
 <BR>
<BR>BY: <u>/S/ Austin Shanfelter&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u><BR>
&nbsp;&nbsp;&nbsp;
&nbsp;
Austin Shanfelter<BR> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
President and Chief Executive Officer</FONT></TD>
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<TD WIDTH=50%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><B>    MASTEC OF TEXAS, INC.</b><br>
 <BR>
<BR>BY: <u>/S/ Austin Shanfelter&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u><BR>
&nbsp;&nbsp;&nbsp;
&nbsp;
Austin Shanfelter<BR> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
President and Chief Executive Officer</FONT></TD>
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<TD WIDTH=50%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><B>   MASTEC CONTRACTING COMPANY, INC.</b><br>
 <BR>
<BR>BY: <u>/S/ Austin Shanfelter&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u><BR>
&nbsp;&nbsp;&nbsp;
&nbsp;
Austin Shanfelter<BR> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
President and Chief Executive Officer</FONT></TD>
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<TD WIDTH=50%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><B>   MASTEC MINNESOTA, SW, LLC</b><br>
 <BR>
<BR>BY: <u>/S/ Austin Shanfelter&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u><BR>
&nbsp;&nbsp;&nbsp;
&nbsp;
Austin Shanfelter<BR> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
President and Chief Executive Officer <br>&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;of MasTec Services Company, Inc., <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Sole Member</FONT></TD>
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<TD WIDTH=10%><FONT FACE="Times New Roman, Times, Serif" SIZE=2> <b> </B></FONT></TD>
<TD WIDTH=50%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><B>   MASTEC SERVICES COMPANY, INC.</b><br>
 <BR>
<BR>BY: <u>/S/ Austin Shanfelter&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u><BR>
&nbsp;&nbsp;&nbsp;
&nbsp;
Austin Shanfelter<BR> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
President and Chief Executive Officer</FONT></TD>
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<TD WIDTH=50%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><B>     MASTEC ASSET MANAGEMENT COMPANY, INC.</b><br>
 <BR>
<BR>BY: <u>/S/ Austin Shanfelter&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u><BR>
&nbsp;&nbsp;&nbsp;
&nbsp;
Austin Shanfelter<BR> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
President and Chief Executive Officer</FONT></TD>
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<TD WIDTH=50%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><B>     MASTEC TC, INC.</b><br>
 <BR>
<BR>BY: <u>/S/ Austin Shanfelter&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u><BR>
&nbsp;&nbsp;&nbsp;
&nbsp;
Austin Shanfelter<BR> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
President and Chief Executive Officer</FONT></TD>
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<TD WIDTH=50%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><B>     MASTEC FC, INC.</b><br>
 <BR>
<BR>BY: <u>/S/ Austin Shanfelter&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u><BR>
&nbsp;&nbsp;&nbsp;
&nbsp;
Austin Shanfelter<BR> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
President and Chief Executive Officer</FONT></TD>
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<TD WIDTH=50%><FONT FACE="Times New Roman, Times, Serif" SIZE=2><B>     STACKHOUSE REAL ESTATE HOLDINGS, INC.</b><br>
 <BR>
<BR>BY: <u>/S/ Austin Shanfelter&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</u><BR>
&nbsp;&nbsp;&nbsp;
&nbsp;
Austin Shanfelter<BR> &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
President and Chief Executive Officer</FONT></TD>
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     <TH ALIGN="Right"></TH>
     <TH ALIGN="Right"><FONT SIZE="2">Exhibit A to <br> Amendment No. 8</font></TH></TR>


<TR>
      <TD> </TD>
      <TD> </TD></TR><TR>
      <TD> </TD>
      <TD> </TD></TR>
<TR VALIGN="Bottom" ALIGN="Center">
     <TH COLSPAN=2 ALIGN="Center"><FONT SIZE="2">ANNEX I</font></TH>
     </TR>
<TR>
      <TD> </TD>
      <TD> </TD></TR>

<TR>
      <TD> </TD>
      <TD> </TD></TR>
<TR VALIGN="Bottom" ALIGN="Center">
     <TH ALIGN="Left"><FONT SIZE="2"><u> From and After</U></font></TH>
     <TH><FONT SIZE="2"><u> Deduct from Eligible Fixed Assets Value </U></font></TH></TR>
<TR VALIGN="TOP">
     <TD width=50%><FONT SIZE="2">July 1, 2002</FONT></TD>
     <TD width=50%><FONT SIZE="2">$1,875,000</FONT></TD></TR>
<TR VALIGN="TOP">
     <TD><FONT SIZE="2">October 1, 2002</FONT></TD>
     <TD><FONT SIZE="2">$3,750,000</FONT></TD></TR>
<TR VALIGN="TOP">
     <TD><FONT SIZE="2">January 1, 2003</FONT></TD>
     <TD><FONT SIZE="2">$5,625,000</FONT></TD></TR>
<TR VALIGN="TOP">
     <TD><FONT SIZE="2">April 1, 2003</FONT></TD>
     <TD><FONT SIZE="2">$7,500,000</FONT></TD></TR>
<TR VALIGN="TOP">
     <TD><FONT SIZE="2">July 1, 2003</FONT></TD>
     <TD><FONT SIZE="2">$9,375,000</FONT></TD></TR>
<TR VALIGN="TOP">
     <TD><FONT SIZE="2">October 1, 2003</FONT></TD>
     <TD><FONT SIZE="2">$11,250,000</FONT></TD></TR>
<TR VALIGN="TOP">
     <TD><FONT SIZE="2">January 1, 2004</FONT></TD>
     <TD><FONT SIZE="2">$13,125,000</FONT></TD></TR>
<TR VALIGN="TOP">
     <TD><FONT SIZE="2">April 1, 2004</FONT></TD>
     <TD><FONT SIZE="2">$15,000,000</FONT></TD></TR>
<TR VALIGN="TOP">
     <TD><FONT SIZE="2">July 1, 2004</FONT></TD>
     <TD><FONT SIZE="2">$16,875,000</FONT></TD></TR>
<TR VALIGN="TOP">
     <TD><FONT SIZE="2">January 1, 2005</FONT></TD>
     <TD><FONT SIZE="2">$20,625,000</font></TD></TR>
<TR VALIGN="TOP">
     <TD><FONT SIZE="2">April 1, 2005</FONT></TD>
     <TD><FONT SIZE="2">$22,500,000</FONT></TD></TR>
<TR VALIGN="TOP">
     <TD><FONT SIZE="2">July 1, 2005</FONT></TD>
     <TD><FONT SIZE="2">$24,375,000</FONT></TD></TR>
<TR VALIGN="TOP">
     <TD><FONT SIZE="2">October 1, 2005</FONT></TD>
     <TD><FONT SIZE="2">$26,250,000</FONT></TD></TR>
<TR VALIGN="TOP">
     <TD><FONT SIZE="2">January 1, 2006</FONT></TD>
     <TD><FONT SIZE="2">$28,125,000</FONT></TD></TR>
<TR VALIGN="TOP">
     <TD><FONT SIZE="2">April 1, 2006</FONT></TD>
     <TD><FONT SIZE="2">$30,000,000</FONT></TD></TR>

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