GreenMan Technologies Reports Five Day Delay in Reporting March 31, 2006 Quarterly Results

LYNNFIELD, Mass.--May 11, 2006--GreenMan Technologies, Inc. (AMEX: GRN), a leading recycler of approximately 20 million scrap tires per year in the United States, today announced that due to the delayed filing of its December 31, 2005 Form 10-QSB which was filed today, it intends to file Form 12b-25 with the Securities and Exchange Commission to obtain a 5-day extension for the preparation and filing of its quarterly report on Form 10-QSB for the three and six months ended March 31, 2006, as permitted by Rule 12b-25 under the Securities Exchange Act of 1934.

Chuck Coppa, GreenMan's Chief Financial Officer stated, "We intend to announce the results for the three months ended March 31, 2006 by Wednesday, May 17th and file our March 10-QSB on or before May 22, 2006. In addition, we intend to hold a conference call on May 24, 2006th to discuss the results and provide an update on corporate progress. We will provide the relevant conference call information in conjunction with our release of the March 31, 2006 results."

"Safe Harbor" Statement: Under the Private Securities Litigation Reform Act

With the exception of the historical information contained in this news release, the matters described herein contain 'forward-looking' statements that involve risk and uncertainties that may individually or collectively impact the matters herein described, including but not limited to the possibility that we may not be able to secure the financing necessary to return to profitability, the possibility that the American Stock Exchange may delist our common stock, the possibility that we may not realize the benefits of product acceptance, economic, competitive, governmental, seasonal, management, technological and/or other factors outside the control of the Company, which are detailed from time to time in the Company's SEC reports, including the quarterly report on Form 10-QSB for the fiscal period ended December 31, 2005. The Company disclaims any intent or obligation to update these "forward-looking" statements.