GreenMan Technologies Announces Upcoming Interview on WallSt.net

SAVAGE, MN--(Marketwire - October 31, 2007) - GreenMan Technologies, Inc. (OTCBB: GMTI), a leading recycler of over 12 million scrap tires per year in the United States, announced that Chuck Coppa, GreenMan's Chief Financial Officer, will be featured in an exclusive interview with Mike Chiavetta of WallSt.net on Friday, November 2, 2007 at 1:00 p.m. EST. The interview will be posted on www.wallst.net later that evening. The interview will address topics including GreenMan's market potential, growth initiatives, competitive edge, recent news and milestones for investors to watch for.

To hear the interview in its entirety, visit http://www.wallst.net, and click on "Interviews." The interview can be accessed either by locating the company's ticker symbol under the appropriate exchange on the left-hand column of the "Interviews" section of the site, or by entering the company's ticker symbol in the Search Archive window once it is posted.

About GreenMan Technologies

GreenMan Technologies pursues technological processes and unique marketing programs to transform recycled materials into renewable fuel, alternative energy, recycled feedstock, and innovative recycled products. Over twelve million tires are collected and recycled annually into tire-derived fuel, tire-derived aggregate, and crumb rubber feedstock for playground, athletic track and field, and road surfacing. Through the company's Welch Products subsidiary, the company develops and markets branded products and services that provide schools and other political subdivisions viable solutions for safety, compliance, and accessibility. To learn more about all of the companies, please visit the following websites:

www.greenman.biz

www.welchproducts.com

www.nssi-usa.com

www.playtribe.com

"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 sustained profitability, our ability to successfully integrate the recent Welch Products acquisition and realize the anticipated benefits, 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 annual report on Form 10-KSB for the fiscal period ended September 30,2006. The Company disclaims any intent or obligation to update these "forward-looking" statements.

Contact Information: Contacts: Chuck Coppa CFO GreenMan Technologies 800-526-0860 John Nesbett Institutional Marketing Services, Inc. 203-972-9200