-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 B22dtXizo+o5mLLfNTVNd8NbQP9iDJtodr5hG8FtbdILJTtqyKG+pAO8XPvgrF6B
 VKEUS5XDnMPFtjSV1VScFQ==

<SEC-DOCUMENT>0000000000-05-058908.txt : 20060925
<SEC-HEADER>0000000000-05-058908.hdr.sgml : 20060925
<ACCEPTANCE-DATETIME>20051122084909
<PRIVATE-TO-PUBLIC>
ACCESSION NUMBER:		0000000000-05-058908
CONFORMED SUBMISSION TYPE:	UPLOAD
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20051122

FILED FOR:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MISSION WEST PROPERTIES INC
		CENTRAL INDEX KEY:			0001067419
		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
		IRS NUMBER:				952635431
		STATE OF INCORPORATION:			CA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		UPLOAD

	BUSINESS ADDRESS:	
		STREET 1:		10050 BANDLEY DRIVE
		CITY:			CUPERTINO
		STATE:			CA
		ZIP:			95014
		BUSINESS PHONE:		4087250700

	MAIL ADDRESS:	
		STREET 1:		10050 BANDLEY DR
		CITY:			CUPERTINO
		STATE:			CA
		ZIP:			95014
PUBLIC REFERENCE ACCESSION NUMBER:		0001067419-05-000005
</SEC-HEADER>
<DOCUMENT>
<TYPE>LETTER
<SEQUENCE>1
<FILENAME>filename1.txt
<TEXT>


Mail Stop 4561
									November 18, 2005

Mr. Carl E. Berg
Chief Executive Officer
Mission West Properties, Inc.
10050 Bandley Drive
Cupertino, CA 95014

      Re:	Mission West Properties, Inc.
		Form 10-K for Fiscal Year Ended December 31, 2004
		Forms 10-Q for Fiscal Quarters Ended
      March 31, 2005 and June 30, 2005
		File No. 0-25235

Dear Mr. Berg:

      We have completed our review of your Form 10-K and related
filings and do not, at this time, have any further comments.


							Sincerely,


Josh Forgione
Staff Accountant

</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----