Exhibit 16 Wolf & Company, P.C. 99 High Street Boston, MA 02110 February 12, 2007 United States Securities and Exchange Commission 100 F Street, NE Washington, DC 20549 Re: GreenMan Technologies, Inc. Commissioners: We have read GreenMan Technologies, Inc.'s statements included in Item 4.01 of the Current Report on Form 8-K, dated February 12, 2007, and are in agreement with the statements concerning our firm contained in the first two paragraphs thereof and in the first sentence of the third paragraph thereof. We have no basis to agree or disagree with other statements of the registrant contained therein. /s/ Wolf & Company, P.C. Wolf & Company, P.C.