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 S-1/A (Amendment Number Three) of our report included herein dated December 27, 2000 except for notes 8 and 9, as which the date is July 9, 2001, relating to the audited financial statements of Engyro, Inc. /s/ Simione Scillia Larrow & Dowling LLC Simione Scillia Larrow & Dowling LLC New Haven, CT July 9, 2001