Sierra Geothermal Appoints Two New Directors

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Sierra Geothermal Power Corp. (TSX VENTURE:SRA) ("SGP") today announced the
appointment of Michael Atkinson and Daryl S. Clark to its Board of Directors. As
previously disclosed on January 26, 2010, the Board decided to increase the
number of its Directors from six to eight and agreed to fill these newly created
vacancies by appointing one nominee from each of Exploration Capital and
Skyberry Holdings. Mr. Atkinson is Exploration Capital's representative and Mr.
Clark is Skyberry Holdings' representative.


Mr. Atkinson currently acts as a Director of Kobex Minerals Inc., and is
President and Director of Canadian Phoenix Resources Corp. and Petra Petroleum
Inc. He is a self-employed business consultant assisting junior companies in
business development and corporate finance. Mr. Atkinson has over 15 years of
demonstrated success in finance, sales, management & corporate development and a
proven record of dependability and strong business acumen. Until June 2008, he
was the Vice President of Quest Capital Corp. where he oversaw bridge lending
activities and helped grow Quest's market capitalization from $30M to over $450M
in less than 5 years. Mr. Atkinson's education includes a Bachelor of Arts,
Administrative and Commercial Studies.


Mr. Clark currently acts as the Vice President and CFO and Director of South
Asia Energy Management Systems, a Director of Ram Power Corp. and as a Director
of Canadian Phoenix Resources Corporation. Mr. Clark formerly served as Vice
President and CFO of Peachtree Settlement Funding. Mr. Clark has a long history
of corporate finance and management within large and small companies. Prior to
joining Peachtree, he was CFO for META Security Group. Mr. Clark has also held
key leadership positions with DirecTV and Sensormatic Electronics. Mr. Clark has
an MBA from the University of Miami and a Bachelor's degree in chemical
engineering from the University of Florida.


"We are pleased to add two quality individuals representing two of our largest
shareholders to our Board of Directors. I believe their experience in corporate
finance and development will strengthen our Board," said Gary R. Thompson,
President and CEO of Sierra Geothermal Power.


In addition to becoming an independent director of SGP, Michael Atkinson has
also been appointed to the special committee of independent directors to
consider and evaluate strategic alternatives for SGP, and make recommendations
thereon to the Board.


The appointments of Mr. Atkinson and Mr. Clark to the board of Directors are
subject to approval by the TSX Venture Exchange.


About Sierra Geothermal Power Corp.

Sierra Geothermal Power Corp. is a renewable energy company focused on the
exploration and development of clean, sustainable geothermal power. It is based
in Vancouver, British Columbia and listed on the TSX Venture Exchange under the
symbol SRA. Its portfolio of geothermal projects located in Nevada and
California exceeds 365 square kilometres (90,000 acres) and has a combined total
estimated capacity of greater than 500 MW. SGP intends to finance development by
utilizing a combination of corporate equity, joint venture partnerships and
project debt, with the support of US government grants and loan guarantees. To
find out more about Sierra Geothermal Power Corp. (TSX-V: SRA) visit our website
at www.sierrageopower.com.


On behalf of the Board of Directors

Gary Thompson, P.Geo, President, Chief Executive Officer and Director

CAUTIONARY STATEMENT REGARDING FORWARD-LOOKING INFORMATION

This press release contains forward-looking statements. Forward-looking
statements are projections of events, revenues, income, future economic
performance or management's plans and objectives for future operations. In some
cases you can identify forward-looking statements by the use of terminology such
as "may", "should", "anticipates", "believes", "expects", "intends",
"forecasts", "plans", "future", "strategy", or words of similar meaning.
Forward-looking statements in this press release include statements about Mr.
Thompson's belief that the two new directors' experience in corporate finance
and development will strengthen our Board and the Company's intent to finance
the development of its projects through a combination of corporate equity, joint
venture partnerships and project debt with the support of U.S. government grants
and loan guarantees. These statements are only predictions and involve known and
unknown risks, uncertainties and other factors, including the risks inherent in
our industry, the challenging capital markets and other risks identified by us
in our periodic filings on SEDAR (which can be viewed at www.sedar.com). Any of
these risks could cause our or our industry's actual results, levels of
activity, performance or achievements to be materially different from any future
results, levels of activity, performance or achievements expressed or implied by
these forward-looking statements.


While these forward-looking statements and any assumptions upon which they are
based are made in good faith and reflect our current judgment regarding the
direction of its business, actual results will almost always vary, sometimes
materially, from any estimates, predictions, projections, assumptions or other
future performance suggested in this press release. Except as required by
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