Hydrogen Engine Center Appoints Jan Rowinski and David F. McManamy to Board of Directors

ALGONA, Iowa--(Business Wire)--
Hydrogen Engine Center, Inc. (HEC) (OTC BB: HYEG) announced today
that it has appointed Jan Rowinski, Managing Partner Bay Stream
Ventures Inc. and a board member of HEC Canada, and David McManamy,
Principal of FL&C Management LLC, to the Board of Directors of
Hydrogen Engine Center, Inc. with immediate effect.

Mr. Rowinski, age 55, is an experienced executive and serial
entrepreneur, with broad-based US, Canadian and International
experience. Mr. Rowinski is the Co-Founder and Managing Partner of Bay
Stream Ventures, a corporate development and management consulting
firm specializing in Business Development, Corporate Strategy, M&A,
Financing, and Performance Improvement. He is also the CEO of GPS
Latitude, a provider of security solutions and tracking for mobile
assets. Mr. Rowinski also co-founded and led high-tech companies in a
wide range of markets. He served as a Lecturer / Chair in numerous
conferences regarding Technology and Mobile / Wireless Computing. He
is also a member of the Canadian Security Association (CANASA). He
holds an MBA degree from McGill University, B.Sc. in Mathematics, and
an Electrical Engineering (DEC). Mr. Rowinski currently resides in
Montreal, Canada.

Mr. McManamy, age 62, has over 35 years of financial management
experience in the manufacturing, alternative fuel and automotive
industries. Since 2005, he has been the principal and sole owner of
FL&C Management LLC, a financial management consulting company
offering services that include evaluating joint-venture opportunities,
project management in support of subsidiary sales and pricing as well
as cost analysis for new technology product development for automotive
OEMs. Prior to starting up FL&C Management, he was Director of Finance
at Ballard Power Systems, a Vancouver-based supplier of fuel cell
systems. He was Vice President of Finance at Ecostar Electric Drive
Systems LLC, a joint venture among Ford, DaimlerChrysler and Ballard.
His previous experience also includes positions with Ford Motor Co. He
holds a BS in accounting from the Franciscan University of
Steubenville, and has undertaken graduate studies in business and
psychology at the Universities of Pittsburgh, Michigan-Dearborn and
Detroit-Mercy. He is a resident of Plymouth, Michigan.

Ted Hollinger, HEC's CEO, stated, "Jan and Dave bring invaluable
experience and expertise to the HEC team. We are delighted that they
have agreed to join our board at this important time in our company
history."

Jan Rowinski said, "I am very pleased to deepen my relationship
with Hydrogen Engine Center. HEC's clean energy technologies,
including the innovative Oxx Boxx(TM) engine controller and fuel
delivery systems, can be important parts of the solution relating to
the world's energy needs. I look forward to helping the Company
develop its line of alternative energy solutions as well as
introducing them to the global market."

David McManamy stated, "I am proud to join the Hydrogen Engine
Center's board of directors. I believe that I can help strengthen the
Company's financial controls to improve shareholder value. At the same
time, I am impressed with the technology HEC has developed and see a
bright future for the Company."

About Hydrogen Engine Center, Inc.

Hydrogen Engine Center, Inc. (HEC) designs, manufactures and
distributes alternative-fueled internal combustion engines, engine
controls and fuel delivery systems and power generation equipment for
distributed power, agricultural, industrial, airport ground support,
off-road vehicular, business and home applications. All HEC engines
and power generation equipment are capable of running on a multitude
of fuels, including but not limited to, hydrogen, ammonia, synthetic
gas, coal bed methane, gasoline, and ethanol. HEC trades on the
Bulletin Board under the symbol "HYEG.OB." Principal offices are
located at 2502 E Poplar St., Algona, Iowa 50511. Visit
www.hydrogenenginecenter.com or in the US dial 515-295-3178 for more
information.

This press release may contain certain forward-looking statements
within the meaning of Section 27A of the Securities Act of 1933, as
amended, and Section 21E of the Securities Exchange Act of 1934, as
amended. Investors are cautioned that such forward-looking statements
involve risks and uncertainties, including without limitation, the
timely availability of needed capital, acceptance of the Company's
products, increased levels of competition for the Company, new
products and technological changes, the Company's dependence on
third-party suppliers, and other risks detailed from time to time in
the Company's periodic reports filed with the Securities and Exchange
Commission.

Porter LeVay & Rose, Inc.
Michael Porter, President
Jeffrey Myhre, VP - Editorial
212-564-4700
Fax: 212-244-3075
plrmail@plrinvest.com
www.plrinvest.com
or
Hydrogen Engine Center, Inc.
Nicole Fritz-Kemna, 515-295-3178
Communications Director
nkemna@hydrogenenginecenter.com

Copyright Business Wire 2008