ORION ENERGY SYSTEMS, INC. - FORM 8-K - EX-16.1 - August 22, 2011

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8-K - FORM 8-K - ORION ENERGY SYSTEMS, INC.c65957e8vk.htm
Exhibit 16.1
August 22, 2011
U.S. Securities and Exchange Commission
Office of the Chief Accountant
100 F Street, NE
Washington, DC 20549
Re: Orion Energy Systems, Inc.
File No. 01-33887
Dear Sir or Madam:
We have read Item 4.01 of Form 8-K of Orion Energy Systems, Inc. dated August 22, 2011 and agree with the statements concerning our Firm contained therein.
Very truly yours,
/s/ GRANT THORNTON LLP

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