EXHIBIT 16 June 17, 2002 Office of the Chief Accountant Securities and Exchange Commission 450 Fifth Street, N.W. Washington, D.C. 20549 Dear Sir or Madam: We have read paragraphs 1, 2, 3 and 4 of Item 4 included in the Form 8-K dated June 17, 2002 of C2, Inc. to be filed with the Securities and Exchange Commission and are in agreement with the statements contained therein. Very truly yours, Arthur Andersen LLP cc: Mr. William T. Donovan