<SUBMISSION>
<ACCESSION-NUMBER>0000790730-06-000007
<TYPE>NT 11-K
<PUBLIC-DOCUMENT-COUNT>1
<PERIOD>20051231
<FILING-DATE>20060630
<DATE-OF-FILING-DATE-CHANGE>20060629
<EFFECTIVENESS-DATE>20060630
<FILER>
<COMPANY-DATA>
<CONFORMED-NAME>AMERON INTERNATIONAL CORP
<CIK>0000790730
<ASSIGNED-SIC>3270
<IRS-NUMBER>770100596
<STATE-OF-INCORPORATION>DE
<FISCAL-YEAR-END>1130
</COMPANY-DATA>
<FILING-VALUES>
<FORM-TYPE>NT 11-K
<ACT>34
<FILE-NUMBER>001-09102
<FILM-NUMBER>06935259
</FILING-VALUES>
<BUSINESS-ADDRESS>
<STREET1>245 S LOS ROBLES AVE
<CITY>PASADENA
<STATE>CA
<ZIP>91101
<PHONE>6266834000
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>245 S LOS ROBLES AVE
<CITY>PASADENA
<STATE>CA
<ZIP>91101
</MAIL-ADDRESS>
<FORMER-COMPANY>
<FORMER-CONFORMED-NAME>AMERON INC/DE
<DATE-CHANGED>19920703
</FORMER-COMPANY>
</FILER>
<DOCUMENT>
<TYPE>NT 11-K
<SEQUENCE>1
<FILENAME>ameron_12b250606.htm
<DESCRIPTION>12B-25 FILING EXTENSION
<TEXT>
<html>

<head>

<title>UNITED STATES</title>

</head>

<body lang=EN-US>

<div class=Section1>

<p class=MsoNormal align=center style='text-align:center; margin-top:0; margin-bottom:0'><b><font size="4">UNITED STATES</font></b></p>

<p class=MsoNormal align=center style='text-align:center; margin-top:0; margin-bottom:0'><b><font size="4">SECURITIES AND
EXCHANGE COMMISSION</font></b></p>

<p class=MsoNormal align=center style='text-align:center; margin-top:0; margin-bottom:0'><b><font size="4">Washington, D.C.
20549</font></b></p>

<p class=MsoNormal align="center"><font size="4">&nbsp;

</font><b><font size="4">FORM 12b-25</font></b><p class=MsoNormal align=center style='text-align:center'><b>NOTIFICATION OF LATE FILING</b></p>

<p class=MsoNormal style="margin-top: 0; margin-bottom: 0">&nbsp;</p>
<p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><font size="2">(Check one): &nbsp;/&nbsp; /&nbsp; Form 10-K &nbsp;&nbsp;/&nbsp;
/&nbsp; Form 20-F &nbsp;&nbsp;/ <b>X </b>/&nbsp;
Form 11-K &nbsp;&nbsp;/&nbsp; /&nbsp; Form 10-Q &nbsp;&nbsp;/&nbsp; /&nbsp;
Form 10-D &nbsp;&nbsp;/&nbsp; /&nbsp; Form N-SAR&nbsp;&nbsp; /&nbsp; /&nbsp; Form N-CSR</font></p>
<blockquote>
	<p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><font size="2">For Period Ended: &nbsp;<b>Dec</b></font><b><font size="2">ember
31, 2005</font></b></p>
	<p class=MsoNormal style="margin-top: 0; margin-bottom: 0">&nbsp;</p>
	<p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><font size="2">/&nbsp; /&nbsp; Transition
Report on Form 10-K</font></p>
	<p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><font size="2">/&nbsp; /&nbsp; Transition
Report on Form 20-F</font></p>
	<p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><font size="2">/&nbsp; /&nbsp; Transition
Report on Form 11-K</font></p>
	<p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><font size="2">/&nbsp; /&nbsp; Transition
Report on Form 10-Q</font></p>
	<p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><font size="2">/&nbsp; /&nbsp; Transition
Report on Form N-SAR</font></p>
	<p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><font size="2">For the Transition Period
Ended: __________________________</font></p>
</blockquote>

<p class=MsoNormal align=center style='text-align:center; margin-top:0; margin-bottom:0'>&nbsp;</p>
<p class=MsoNormal align=center style='text-align:center; margin-top:0; margin-bottom:0'>
<i><font size="2">Read Instruction (on back page) Before Preparing Form.
Please Print or Type.</font></i></p>

<p class=MsoNormal style="margin-top: 0; margin-bottom: 0" align="center"><b>
<font size="2">Nothing in this form shall
be construed to imply that the Commission has verified any information
contained herein.</font></b></p>

<p class=MsoNormal style="margin-top: 0; margin-bottom: 0">&nbsp;</p>
<p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><font size="2">If the notification relates
to a portion of the filing checked above, identify the Item(s) to which the
notification relates:&nbsp; NA</font></p>

<p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><font size="2">_________________________________________________________________________________________________________</font></p>

<p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><b><font size="2">&nbsp;</font></b></p>

<p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><b><font size="2">PART I - REGISTRANT
INFORMATION</font></b></p>

<p class=MsoNormal style="margin-top: 0; margin-bottom: 0">&nbsp;</p>
<p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><font size="2">Full Name of Registrant:</font></p>

<p class=style0 style='margin:0 0in;'><b><font size="2">AMERON INTERNATIONAL CORPORATION
(with respect to Ameron International Corporation 401(k) Retirement Savings
Plan)</font></b></p>

<p class=MsoNormal style="margin-top: 0; margin-bottom: 0">&nbsp;</p>
<p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><font size="2">Former Name if Applicable:&nbsp;
NA</font></p>

<p class=MsoNormal style="margin-top: 0; margin-bottom: 0">&nbsp;</p>
<p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><font size="2">Address of Principal
Executive Office (Street and Number):</font></p>

<p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><b><font size="2">245 South Los Robles
Avenue</font></b></p>

<p class=MsoNormal style="margin-top: 0; margin-bottom: 0">&nbsp;</p>
<p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><font size="2">City,
State and Zip Code:</font></p>

<p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><b><font size="2">Pasadena, California 91101-3638</font></b></p>

<p class=MsoNormal style="margin-top: 0; margin-bottom: 0">&nbsp;</p>

<p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><b><font size="2">PART II - RULES 12b-25(b)
AND (c)</font></b></p>

<p class=MsoNormal style="margin-top: 0; margin-bottom: 0">&nbsp;</p>
<p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><font size="2">If the subject report could
not be filed without unreasonable effort or expense and the registrant seeks
relief pursuant to</font></p>

<p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><font size="2">Rule 12b-25(b), the following
should be completed.&nbsp;&nbsp; (Check box if appropriate)&nbsp; / <b>X</b> /
</font> </p>

<p class=MsoNormal style='margin-left:.5in; margin-top:0; margin-bottom:0'>&nbsp;</p>

</div>
<p class=MsoNormal style='margin-left:.5in; margin-top:0; margin-bottom:0'>
<font size="2">(a)
The reason described in reasonable detail in Part III of this form could not be
eliminated without unreasonable</font></p>
<p class=MsoNormal style='margin-left:.5in; margin-top:0; margin-bottom:0'>
<font size="2">effort
or expense;</font></p>
<p class=MsoNormal style='margin-left:.5in; margin-top:0; margin-bottom:0'>
<font size="2">(b)
The subject annual report, semi-annual report, transition report on Form 10-K,
Form 20-F, Form 11-K, Form</font></p>
<p class=MsoNormal style='margin-left:.5in; margin-top:0; margin-bottom:0'>
<font size="2">N-SAR
or Form N-CSR, or portion thereof, will be filed on or before the fifteenth
calendar day following the</font></p>
<p class=MsoNormal style='margin-left:.5in; margin-top:0; margin-bottom:0'>
<font size="2">prescribed
due date; or the subject quarterly report or transition report on Form
10-Q or subject distribution</font></p>
<p class=MsoNormal style='margin-left:.5in; margin-top:0; margin-bottom:0'>
<font size="2">report
on Form 10-D, or portion thereof, will be filed on or before the fifth calendar
day following the</font></p>
<p class=MsoNormal style='margin-left:.5in; margin-top:0; margin-bottom:0'>
<font size="2">prescribed
due date; and</font></p>
<p class=MsoNormal style='margin-left:.5in; margin-top:0; margin-bottom:0'>
<font size="2">(c)
The accountant's statement or other exhibit required by Rule 12b-25(c) has been
attached if applicable.</font></p>
<div class=Section1>

<p class=MsoNormal style="margin-top: 0; margin-bottom: 0">&nbsp;</p>

<br clear=all style='page-break-before:always'>

<p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><b><font size="2">PART III - NARRATIVE</font></b></p>

<p class=MsoNormal style="margin-top: 0; margin-bottom: 0">&nbsp;</p>
<p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><font size="2">State below in reasonable detail
why Forms 10-K, 20-F, 11-K, 10-Q,10-D, N-SAR, N-CSR, or the transition report
or</font></p>

<p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><font size="2">portion thereof, could not be
filed within the prescribed time period.&nbsp; (Attach extra Sheets if Needed)</font></p>

<p class=MsoNormal style="margin-top: 0; margin-bottom: 0">&nbsp;</p>

<p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><font size="2">&nbsp;&nbsp;
Ameron International Corporation (the &quot;Company&quot;) hereby requests an extension of
time to file its Form 11-K for the year ended December 31, 2005 (the &quot;Form
11-K&quot;) in respect of the Ameron International Corporation 401(k) Plan (the
&quot;401(k) Plan&quot;).&nbsp; The Company's independent accountants are in the process
of completing the financial statements and schedules to be prepared in
accordance with the financial reporting requirements of ERISA.&nbsp; Such
financial statements and schedules are required for the filing of the Form 11-K.&nbsp;
These delays are beyond the control of the Company.&nbsp; The Form 11-K for the
401(k) Plan will be filed as soon as possible after the audited financial
statements and schedules are completed.&nbsp; We anticipate this filing to be
completed on or before July 14, 2006.</font></p>

<p class=MsoNormal style="margin-top: 0; margin-bottom: 0">&nbsp;</p>

<p class=MsoNormal style="margin-top: 0; margin-bottom: 0">&nbsp;</p>

<p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><b><font size="2">PART IV - OTHER
INFORMATION</font></b></p>

<p class=MsoNormal style="margin-top: 0; margin-bottom: 0">&nbsp;</p>
<p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><font size="2">(1) Name and telephone number
of person to contact in regard to this notification:</font></p>
<p class=MsoNormal style="margin-top: 0; margin-bottom: 0">&nbsp;</p>

<table class=MsoNormalTable border=0 cellpadding=0 width="75%"
 style='width:45%;margin-left:5.4pt;border-collapse:collapse'>
 <tr>
  <td valign=top style='width:277px;padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in'>
  <p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><font size="2">
	James R. McLaughlin</font></p>
  </td>
  <td valign=top style='width:3px;padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in'>
  <p class=MsoNormal style="margin-top: 0; margin-bottom: 0">&nbsp;</p>
  </td>
  <td valign=top style='width:26px;padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in'>
  <p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><font size="2">(626)</font></p>
  </td>
  <td valign=top style='width:74px;padding-left:5.4pt; padding-right:5.4pt; padding-top:0in; padding-bottom:0in'>
  <p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><font size="2">683-4000</font></p>
  </td>
 </tr>
</table>

<p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><font size="2">&nbsp; &nbsp;(Name) (Area Code)
(Telephone Number)</font></p>

<p class=MsoNormal style="margin-top: 0; margin-bottom: 0">&nbsp;</p>
<p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><font size="2">(2) Have all other periodic reports
required under Section 13 or 15(d) of the Securities Exchange Act of 1934 or
Section</font></p>

<p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><font size="2">30 of the Investment Company
Act of 1940 during the preceding 12 months or for such shorter period that the
registrant</font></p>

<p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><font size="2">was required to file such
report(s) been filed ?&nbsp; If answer is no, identify report(s). &nbsp;/ <b>X</b>
/&nbsp; Yes&nbsp; /&nbsp; / &nbsp;No</font></p>

<p class=MsoNormal style="margin-top: 0; margin-bottom: 0">&nbsp;</p>
<p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><font size="2">(3) Is it anticipated that
any significant change in results of operations from the corresponding period
for the last fiscal</font></p>

<p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><font size="2">year will be reflected by the
earnings statements to be included in the subject report or portion thereof
?&nbsp; /&nbsp; /&nbsp; Yes&nbsp; / <b>X</b> /&nbsp; &nbsp;No</font></p>

<p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><font size="2">If so, attach an explanation
of the anticipated change, both narratively and quantitatively, and, if
appropriate, state the</font></p>

<p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><font size="2">reasons why a reasonable estimate
of the results cannot be made.</font></p>
<p class=MsoNormal style="margin-top: 0; margin-bottom: 0">&nbsp;</p>
<p class=MsoNormal style="margin-top: 0; margin-bottom: 0">&nbsp;</p>

<p class=style0 align=center style='margin:0 0in; text-align:center'><b>Ameron International
Corporation</b></p>

<p class=MsoNormal align=center style='text-align:center; margin-top:0; margin-bottom:0'>
<font size="2">(Name of Registrant as Specified in Charter)</font></p>
<p class=MsoNormal align=center style='text-align:center; margin-top:0; margin-bottom:0'>&nbsp;</p>

<p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><font size="2">Has caused this notification
to be signed on its behalf by the undersigned hereunto duly authorized.</font></p>
<p class=MsoNormal style="margin-top: 0; margin-bottom: 0">&nbsp;</p>

<table class=MsoNormalTable border=0 cellspacing=0 cellpadding=0 width="95%"
 style='width:95.0%;border-collapse:collapse'>
 <tr>
  <td width="4%" valign=top style='width:4.0%;padding:0in 0in 0in 0in'>
  <p class=style0 style="margin-top: 0; margin-bottom: 0"><i><font size="2">By:
	</font> </i></p>
  </td>
  <td width="65%" valign=top style='width:65.0%;border:none;border-bottom:solid windowtext 1.0pt;
  padding:0in 0in 0in 0in'>
  <p class=style0 style="margin-top: 0; margin-bottom: 0"><i><font size="2">&nbsp;/s/ James R.
  McLaughlin</font></i></p>
  </td>
  <td width="30%" valign=top style='width:30.0%;padding:0in 0in 0in 0in'>
  <p class=style0 style="margin-top: 0; margin-bottom: 0">&nbsp;</p>
  </td>
 </tr>
 <tr>
  <td width="4%" valign=top style='width:4.0%;padding:0in 0in 0in 0in'>
  <p class=style0 style="margin-top: 0; margin-bottom: 0"><i><font size="2">&nbsp;</font></i></p>
  </td>
  <td width="96%" colspan=2 valign=top style='width:96.0%;padding:0in 0in 0in 0in'>
  <p class=style0 style="margin-top: 0; margin-bottom: 0"><i><font size="2">James R. McLaughlin, Senior
  Vice President, Chief Financial Officer &amp; Treasurer</font></i></p>
  </td>
 </tr>
</table>

<p class=MsoNormal style="margin-top: 0; margin-bottom: 0">&nbsp;</p>
<p class=MsoNormal style="margin-top: 0; margin-bottom: 0"><font size="2">Date: June 29, 2006</font></p>

<p class=MsoNormal style="margin-top: 0; margin-bottom: 0">&nbsp;</p>
<p class=MsoNormal style="margin-top: 0; margin-bottom: 0">&nbsp;</p>
<p class=MsoNormal style="margin-top: 0; margin-bottom: 0" align="center">
<font size="2">ACCOUNTANT'S STATEMENT REQUIRED BY RULE 12B-25(c)</font></p>
<p class=MsoNormal style="margin-top: 0; margin-bottom: 0" align="left">&nbsp;</p>
<p class=MsoNormal style="margin-top: 0; margin-bottom: 0" align="left">
<font size="2">We have not completed our review of the financial statements of
the Ameron International Corporation 401(k) Plan for the year ended December 31,
2005.&nbsp; As a result, Ameron International Corporation was unable to file the
Form 11-K for the Ameron International Corporation 401(k) Plan for the year
ended December 31, 2005 by the required date of June 29, 2006.&nbsp; We
anticipate that the Form 11-K will be filed no later than July 14, 2006.</font></p>
<p class=MsoNormal style="margin-top: 0; margin-bottom: 0" align="left">&nbsp;</p>

<table class=MsoNormalTable border=0 cellspacing=0 cellpadding=0 width="95%"
 style='width:95.0%;border-collapse:collapse' id="table1">
 <tr>
  <td width="4%" valign=top style='width:4.0%;padding:0in 0in 0in 0in'>
  <p class=style0 style="margin-top: 0; margin-bottom: 0"><i><font size="2">By:
	</font> </i></p>
  </td>
  <td width="65%" valign=top style='width:65.0%;border:none;border-bottom:solid windowtext 1.0pt;
  padding:0in 0in 0in 0in'>
  <p class=style0 style="margin-top: 0; margin-bottom: 0"><i><font size="2">&nbsp;/s/
	McGladrey &amp; Pullen, LLP</font></i></p>
  </td>
  <td width="30%" valign=top style='width:30.0%;padding:0in 0in 0in 0in'>
  <p class=style0 style="margin-top: 0; margin-bottom: 0">&nbsp;</p>
  </td>
 </tr>
 <tr>
  <td width="4%" valign=top style='width:4.0%;padding:0in 0in 0in 0in'>
  <p class=style0 style="margin-top: 0; margin-bottom: 0"><i><font size="2">&nbsp;</font></i></p>
  </td>
  <td width="96%" colspan=2 valign=top style='width:96.0%;padding:0in 0in 0in 0in'>
  <p class=style0 style="margin-top: 0; margin-bottom: 0"><font size="2"><i>
	McGladrey &amp; Pullen, LLP</i></font></p>
  </td>
 </tr>
</table>

</div>

</body>

</html>
</TEXT>
</DOCUMENT>
</SUBMISSION>
