Exhibit 23.5 CONSENT OF INDEPENDENT CERTIFIED PUBLIC ACCOUNTANTS Chell Group Corporation Toronto, Ontario We hereby consent to the use in the Prospectus constituting part of this Registration Statement on Form 8-K/A, of our report included herein dated December 27, 2000,relating to the audited financial statements of Engyro, Inc. Simione Scillia Larrow & Dowling LLC New Haven, CT May 14, 2001