Pentadyne Power Corporation Selected as “Most Promising Company” at Energy Venture Fair IV

Chatsworth, Calif. – November 12, 2003 – Pentadyne Power Corporation, a manufacturer of advanced flywheel power systems for power quality applications, was selected one of the top five most promising companies by approximately 200 investors who attended Energy Venture Fair IV, a capital funding and energy investor conference.

The Energy Venture Fair IV, held in Philadelphia, October 16 through 17, brought 75 handpicked energy technology, product and service companies seeking capital funding together with venture capitalists, corporate investors, and strategic investors who were looking for investment opportunities, strategic alliances and access to emerging technologies.

“We are very pleased to be selected by the energy technology investment community as one of the most promising companies,” said Paul Craig, president and CEO of Pentadyne. This recognition confirms the attractiveness of our business model and value proposition to customers. By increasing the uptime availability of power quality systems and lowering total ownership costs, we deliver tangible benefits to end-users and healthy expected returns for investors.”

Participating investors included Advent International, Altira, CDP Capital, ChevronTexaco Technology Ventures, Detroit Edison, EnerTech Capital, FA Technology Ventures, Haddington Ventures, Nth Power, Perseus, Prospect Street Ventures and Technology Partners. Sponsors claim it is the leading event of its kind in the energy industry.

Pentadyne recently announced the introduction of the model VSS 120 Voltage Support Solution™, an advanced flywheel power system capable of delivering 120 KW of ride through power for 20 seconds.

About Pentadyne

Pentadyne designs, manufactures and markets advanced flywheel power systems that provide high quality, reliable power for power quality sensitive customers. Whether integrated into other products or used alone, Pentadyne’s flywheel systems provide an economic, long lasting, low maintenance, lightweight, and environmentally sound power solution for a range of applications. Pentadyne is backed by leading venture capital groups and industry players including Nth Power, DTE Energy, MVV Innovations, Sempra Energy, Electricité de France and Ben Rosen (co-founder of Sevin Rosen and Chairman emeritus of Compaq Computer). For more information, please visit Pentadyne.com or contact the representatives below.

For More Information Contact:

Flint R. Craig
Senior Vice President Finance & CFO
Pentadyne Power Corporation
20750 Lassen Street
Chatsworth, CA 91311
(818) 350-0370
Fax (818) 350-0382
Email: FlintCraig@pentadyne.com

Greg Evans (Agency Support)
President, Account Executive
WelComm, Inc.
7975 Ratheon Rd., Ste 340
San Diego, CA 92111
(858) 279-2100
Fax: (858) 279-5400
Email: Greg@welcomm.com