Exhibit 23.1 CONSENT OF INDEPENDENT REGISTERED ACCOUNTING FIRM We have issued our report dated September 30, 2003, accompanying the consolidated financial statements of PowerChannel Holdings, Inc. and subsidiaries (pre-merger) contained in the Registration Statement on Form SB-2 (No. 333-112784). We consent to the use of the aforementioned report in the Amendment No. 2 to the Registration Statement filed on or about September 9, 2004, and to the use of our name as it appears under the caption "Experts." Yohalem Gillman & Company LLP New York, New York September 9, 2004