UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
 Washington, D.C. 20549
 FORM 10-K/A
 Amendment No. 1
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    ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES
EXCHANGE ACT OF 1934
 For the fiscal year ended March 31, 2009
 OR
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    TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE
SECURITIES EXCHANGE ACT OF 1934
 For the transition period from  to
 Commission File Number: 000-22125
 Diamond Management & Technology Consultants, Inc.
 (Exact name of registrant as specified in its charter)
 Delaware
    
    36-4069408(State or other jurisdiction of
    
    (I.R.S. Employerincorporation or organization)
    
    Identification No.)875 N. Michigan Avenue, Suite 3000
Chicago, Illinois
    
    60611(Address of Principal Executive Offices)
    
    (Zip Code)
 Registrants telephone number, including area code: (312) 255-5000
Securities registered pursuant to Section 12(b) of the Act: None
 Securities registered pursuant to Section 12(g) of the Act:
Common Stock, par value $.001 per share
Nasdaq Global Select Market
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  Large accelerated filer o
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Non-accelerated filer o(Do not check if a smaller reporting company)
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   DOCUMENTS INCORPORATED BY REFERENCE




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DIAMOND MANAGEMENT & TECHNOLOGY CONSULTANTS, INC.
 TABLE OF CONTENTS
 PageExplanatory Note
    
    
    3PART IIItem 9A, Page 38 of the Annual Report
    
    
    4PART IVItem 15(a), page F-2 of the Annual Report
    
    
    5Item 15(a), page S-1 of the Annual Report
    
    
    6Item 15(b), Exhibit 23 of the Annual Report
    
    
    7SIGNATURESEX-31.1EX-31.2EX-32.1EX-32.2




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EXPLANATORY NOTE
   Four pages of the Annual Report have been corrected as a result of this Amendment solely to
add /s/ KPMG LLP:1.
    
    Item 9A, page 38 of the Annual Report2.
    
    Item 15(a), page F-2 of the Annual Report3.
    
    Item 15(a), page S-1 of the Annual Report4.
    
    Item 15(b), Exhibit 23 of the Annual ReportThese four pages, as amended, read as follows:
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[Item 9A, page 38 of the Annual Report]
 REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
 
 Internal
Control  Integrated Framework
    Internal Control  Integrated Framework
  
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[Item 15(a), page F-2 of the Annual Report]
 REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
 
     Internal Control  Integrated Framework
 
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[Item 15(a), page S-1 of the Annual Report]
 REPORT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
 
   
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[Item 15(b), Exhibit 23 of the Annual Report]
 Exhibit 23
 Consent of Independent Registered Public Accounting Firm
 
  Accounting for Uncertainty in Income
Taxes  An Interpretation of FASB Statement No. 109
 
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SIGNATURES
 Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934,
the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto
duly authorized.
 diamond management & technology consultants, inc.By:
    /s/    ADAM J. GUTSTEINAdam J. GutsteinPresident and Chief Executive OfficerDate:                       June 24, 2009 8