EXHIBIT 16 GRANT THORNTON April 26, 2004 Securities and Exchange Commission Washington, D.C. 20549 Re: CET Services, Inc. File No. 1-13852 Dear Sir or Madam: We have read Item 4 of the Form 8-K of CET Services, Inc. dated April 26, 2004, and agree with the statements concerning our Firm contained therein. Very truly yours, /s/ Grant Thornton LLP