GT Solar Announces Key Executive Appointments

GT Solar Incorporated, a global provider of equipment, services
and technology solutions to the solar power industry, today announced
four key executive appointments as the company expands its executive
team in response to increasing global demand for solar power, and to
manage the company´s continuing growth.

Robert W. Woodbury, Jr. joins the company as Chief Financial
Officer, with over twenty five years of experience in financial
management with multi-national, publicly held companies in
technology-based industries. Prior to joining the company, Mr.
Woodbury served as Executive VP and CFO of Brooks Automation (NASDAQ:
BRKS), an automation technologies manufacturer supplying the
semiconductor capital equipment market. While there, he led major
initiatives to restructure the company, improve cash flow
effectiveness, and improve operational efficiencies - efforts that
included both acquisitions and divestitures. Mr. Woodbury holds a B.A.
in Economics from St. Anselm College and a MBA degree from the
University of Miami.

Edwin L. Lewis has assumed the role of Vice President and General
Counsel, bringing a long history of management and legal experience as
general counsel with technology-based manufacturing companies. He
comes to GT Solar from Photronics, Inc., (NASDAQ: PLAB), a leading
manufacturer of photo masks for the semiconductor and flat panel
display industries, and American Science and Engineering, Inc.
(NASDAQ: ASEI), an international manufacturer of X-ray detection
systems for protection of ports, borders and high security government
facilities. Mr. Lewis is a member of the Legal Advisory Board of the
National Federation of Independent Business Legal Foundation in
Washington, D.C.

Brian Logue joins GT Solar as Vice President, Human Resources. Mr.
Logue brings over twenty years of global human resources experience
within the technology sector and will be responsible for the
formulation and implementation of GT Solar´s human resource strategy
and related initiatives worldwide. Prior to joining GT Solar, he was
founder and principal of Highstreet Advisors, Inc. a human resources
consulting firm providing strategic human resources solutions to
emerging technology companies throughout the US and Canada. Mr. Logue
holds a B.S. in Business Management from Rhode Island College.

Rick Tattersfield has become GT Solar´s Vice President of Global
Operations and responsible for overall manufacturing, logistics,
supply chain and quality. Prior to GT Solar, he was VP of Quality and
Technical Services for Instron, a division of ITW Corp (NYSE: ITW) -
an international and diversified manufacturing company specializing in
scientific instruments. Mr. Tattersfield previously held roles at ITW
as Vice President of Operations for Instron Dynamic System´s division
and as Vice President of Operations and joint-General Manager of
Instron Schenck Testing based in Darmstadt, Germany. He is a graduate
of the Royal Navy Engineering College (UK), Cranfield Institute of
Technology (UK), and the MIT-Sloan School´s Greater Boston Executive
Education Program.

CEO Tom Zarrella noted that, "One of the greatest challenges to
any fast growing company like ours is having the highest quality
professionals. The GT Solar family is delighted to announce the
appointment of four outstanding professionals to our executive team.
Bob Woodbury is a seasoned professional with the ideal mix of
financial reporting, strategic planning and risk management experience
- particularly in technology based industries - that are crucial areas
of expertise as we continue to implement our strategic growth plans.
Ned Lewis is a recognized expert in assisting technology manufacturers
to navigate key areas such as international expansion, intellectual
property and public company compliance. Rick Tattersfield brings to GT
Solar a wealth of experience in global operations, including
manufacturing and supply chain. GT Solar has more than doubled its
employee base over the last two years, and possessing the expertise of
Brian Logue in human resources has never been more important."

"These appointments bolster and expand a strong management team
that will continue to lead the company´s growth and expansion," Tom
Zarrella said.

About GT Solar Incorporated

GT Solar Incorporated is a wholly owned subsidiary of GT Solar
International, Inc., and is one of the largest providers of
manufacturing equipment, technology and turnkey manufacturing
solutions across the photovoltaic supply chain. Based in Merrimack, NH
(USA), the company´s products include equipment used to produce
multi-crystalline solar wafers, cells and modules. GT Solar also
manufactures polysilicon reactors, which allow its customers to
produce the polysilicon from which solar wafers are made. For more
information, go to www.gtsolar.com.

Forward-Looking Statement

This press release contains forward-looking statements that are
subject to risks and uncertainties. These statements are based upon
information available to GT Solar´s management as of the date hereof.
Actual results may differ materially from the anticipated results
because of certain risks and uncertainties. GT Solar undertakes no
obligation to update or revise forward-looking statements to reflect
changed assumptions, the occurrence of unanticipated events or changes
to future results over time, except as required by law.