Exhibit No.: 23.02 CONSENT OF INDEPENDENT CERTIFIED PUBLIC ACCOUNTS ------------------------------------------------ U.S. Securities and Exchange Commission 450 5th Street, N.W. Washington, D.C. 20549 Re: Consent to be named in the Form S-3 Registration Statement of Cryocon, Inc. a Colorado Corporation, (the "Registrant"), to be filed on or about February 2, 2001. Ladies and Gentlemen: We hereby consent to the use of our name as experts in such Registration Statement. Yours very sincerely, /s/ - -------------------- HJ & Associates, LLC