AVISTAR COMMUNICATIONS CORP - FORM 10-K - EX-23.1 - CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM - March 30, 2010

Attached files

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10-K - 10-K - AVISTAR COMMUNICATIONS CORPform10k.htm
EX-10.43 - SECOND AMENDED AND RESTATED GUARANTY ISSUED BY GERALD BURNETT - AVISTAR COMMUNICATIONS CORPex_10-43.htm
EX-32 - CERTIFICATION BY THE CEO AND CFO - AVISTAR COMMUNICATIONS CORPex_32.htm
EX-31.1 - CERTIFICATION BY THE CEO - AVISTAR COMMUNICATIONS CORPex_31-1.htm
EX-31.2 - CERTIFICATION BY THE CFO - AVISTAR COMMUNICATIONS CORPex_31-2.htm
EX-21.1 - SUBSIDIARIES OF THE COMPANY - AVISTAR COMMUNICATIONS CORPex_21-1.htm
EX-10.41 - FACILITY AGREEMENT - AVISTAR COMMUNICATIONS CORPex_10-41.htm
EX-10.50 - PERSONAL GUARANTEE ISSUED BY GERALD BURNETT - AVISTAR COMMUNICATIONS CORPex_10-50.htm
EX-10.39 - PATENT PURCHASE AGREEMENT - AVISTAR COMMUNICATIONS CORPex_10-39.htm
EX-10.46 - FACILITY AGREEMENT - AVISTAR COMMUNICATIONS CORPex_10-46.htm
EX-10.45 - THIRD AMENDED AND RESTATED SECURITY AGREEMENT - AVISTAR COMMUNICATIONS CORPex_10-45.htm
EX-10.49 - UCC FINANCING STATEMENT AMENDMENT - AVISTAR COMMUNICATIONS CORPex_10-49.htm
EX-10.44 - AMENDED AND RESTATED NOTE SALE AGREEMENT - AVISTAR COMMUNICATIONS CORPex_10-44.htm
EX-10.47 - FOURTH AMENDED AND RESTATED SECURITY AGREEMENT - AVISTAR COMMUNICATIONS CORPex_10-47.htm
EX-10.48 - REAFFIRMATION OF GUARANTY - AVISTAR COMMUNICATIONS CORPex_10-48.htm
EX-10.40 - SECOND AMENDED AND RESTATED REVOLVING CREDIT PROMISSORY NOTE - AVISTAR COMMUNICATIONS CORPex_10-40.htm
EX-10.42 - SECOND AMENDED AND RESTATED COLLATERAL AGREEMENT - AVISTAR COMMUNICATIONS CORPex_10-42.htm


EXHIBIT 23.1
 
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
 
The Board of Directors
 
Avistar Communications Corporation:
 
We consent to the incorporation by reference in the registration statements (Nos. 333-142001, 333-115755, 333-43944,  333-63914, and 333-163574) on Form S-8 of Avistar Communications Corporation of our report dated March 30, 2010 with respect to the consolidated balance sheets of Avistar Communications Corporation and its subsidiary as of December 31, 2009 and 2008, and the related consolidated statements of operations, stockholders’ equity (deficit), and cash flows for each of the three years in the period ended December 31, 2009, and the related financial statement schedule, which report appears in the December 31, 2009 Annual Report on Form 10-K of Avistar Communications Corporation.
 
/s/ BURR PILGER MAYER, INC.
  
San Jose, California
  
March 30, 2010
  

 




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