EXHIBIT 16.1 [GRANT THORNTON LOGO] April 7, 2005 U.S. Securities and Exchange Commission Office of the Chief Accountant 450 Fifth Street, NW Washington, DC 20549 RE: The A Consulting Team, Inc. File No. 000-22945 Dear Sir or Madam: We have read Item 4.01 of Form 8-K of The A Consulting Team, Inc. dated April 7, 2005, and agree with the statements concerning our Firm contained therein. Very truly yours, /s/ Grant Thornton LLP