<SUBMISSION>
<ACCESSION-NUMBER>0000899681-07-000174
<TYPE>25
<PUBLIC-DOCUMENT-COUNT>1
<FILING-DATE>20070301
<DATE-OF-FILING-DATE-CHANGE>20070301
<EFFECTIVENESS-DATE>20070301
<FILER>
<COMPANY-DATA>
<CONFORMED-NAME>Columbia Equity Trust, Inc.
<CIK>0001316710
<ASSIGNED-SIC>6798
<IRS-NUMBER>201978579
<STATE-OF-INCORPORATION>MD
<FISCAL-YEAR-END>1231
</COMPANY-DATA>
<FILING-VALUES>
<FORM-TYPE>25
<ACT>34
<FILE-NUMBER>001-32536
<FILM-NUMBER>07661884
</FILING-VALUES>
<BUSINESS-ADDRESS>
<STREET1>1750 H STREET, N.W.
<STREET2>SUITE 500
<CITY>WASHINGTON
<STATE>DC
<ZIP>20006
<PHONE>(202) 303-3060
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>1750 H STREET, N.W.
<STREET2>SUITE 500
<CITY>WASHINGTON
<STATE>DC
<ZIP>20006
</MAIL-ADDRESS>
</FILER>
<DOCUMENT>
<TYPE>25
<SEQUENCE>1
<FILENAME>columbia-25_030107.htm
<TEXT>
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<HEAD>
<TITLE>25</TITLE>
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<P ALIGN=CENTER><FONT SIZE=3><B>FORM 25 </B></FONT></P>

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<P ALIGN=CENTER><FONT SIZE=3>SECURITIES AND EXCHANGE COMMISSION<BR>
WASHINGTON, D.C.</FONT></P>

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<P ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=3>NOTIFICATION
OF THE REMOVAL FROM LISTING AND REGISTRATION OF MATURED, REDEEMED<BR>
OR RETIRED SECURITIES</FONT></P>

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<P><FONT SIZE=3>The New York Stock Exchange hereby notifies the Securities and Exchange
Commission of its intention to remove the entire class of the following security from
listing and registration on the Exchange at the opening of business on March 1, 2007,
pursuant to the provisions of Rule 12d2-2(a).<SUP>(1)</SUP> </FONT></P>

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<P ALIGN=CENTER><FONT SIZE=3>Columbia Equity Trust, Inc.<BR>
Name of Issuer</FONT></P>

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<P ALIGN=CENTER><FONT SIZE=3>Common Stock<BR>
Description of Security</FONT></P>

<P ALIGN=CENTER><FONT SIZE=3>This removal is being effected because the Exchange knows or is reliably informed:<BR>
(indicate the applicable paragraph below and insert appropriate dates and other details)</FONT></P>

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<P><FONT SIZE=3>[ ] (1) That the entire class of this security was called for redemption,
maturity or retirement on ___________; appropriate notice there of was given; funds
sufficient for the payment of all such securities were deposited with an agency authorized
to make such payment; and such funds were made available to security holders on
_______________. </FONT></P>

<P><FONT SIZE=3>[ ] (2) That the entire class of this security was redeemed or paid at maturity
or retirement on _________________.</FONT></P>

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<P><FONT SIZE=3>[X] (3) That on March 1, 2007 the instruments representing the securities
comprising the entire class of this security came to evidence, by operation of law or
otherwise, other securities in substitution therefore and represent no other right except,
if such be the fact, the right to receive an immediate cash payment. (Briefly summarize
details below) </FONT></P>

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<P><FONT SIZE=3>The merger between Columbia Equity Trust, Inc. and SSPF/CET OP Holding
Company LLC became effective on March 1, 2007. Each share of Common Stock of Columbia
Equity Trust, Inc. was converted into $19.50 in cash per share, with the exception that
any shares owned by Columbia Equity Trust, Inc. or any of its subsidiaries, or by SSPF/CET
OP Holding Company LLC, its sole member or any of its subsidiaries, were cancelled and
retired. </FONT></P>

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<P><FONT SIZE=3>[ ] (4) That all rights pertaining to the entire class of this security
were extinguished on ___________________. (Briefly summarize details below) </FONT></P>

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<P><FONT SIZE=3>The Exchange also notifies the Securities and Exchange Commission that as
a result of the above indicated conditions this security was suspended from trading on
March 2, 2007.<SUP>(2)</SUP> </FONT></P>

<TABLE WIDTH=100% CELLPADDING=0 CELLSPACING=0 BORDER=0>
<TR VALIGN=TOP>
<TD WIDTH=50%></TD>
<TD WIDTH=50%><U>THE NEW YORK STOCK EXCHANGE, INC.</U><BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Name of Exchange</TD>
</TR>
</TABLE>
<BR>

<TABLE WIDTH=100% CELLPADDING=0 CELLSPACING=0 BORDER=0>
<TR VALIGN=TOP>
<TD WIDTH=50%>March 1, 2007<BR>
Date</TD>
<TD WIDTH=50%>By: <U>Oliver T. Carr, III, President</U><BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Name&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Title</TD>
</TR>
</TABLE>
<BR>




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<P>_________________ </P>

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     <P><FONT SIZE=3><SUP>(1)</SUP>&nbsp;&nbsp;
          The effective date of removal must be in compliance with the provisions of Rule
          12d2-2(a).</FONT></P>

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     <P><FONT SIZE=3><SUP>(2)</SUP>&nbsp;&nbsp;
          This form of notification of suspension from trading will be considered
          compliance with the provisions of Rule 12d2-1(a)(1); no further notification is
          required to be filed in this respect.</FONT></P>

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<P><FONT SIZE=3>NOTE: Form 25 is required to be filed with the Securities and Exchange
Commission in duplicate, each copy of which shall be dated and signed by an authorized
official of the exchange. If acknowledgment is desired by the exchange, however, the Form
should be filed in duplicate; receipt thereof by the Commission will be indicated on one
copy and returned to the exchange. </FONT></P>

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<P ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=3>SEC 1654 (8-82) </FONT></P>

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