GSE Holding, Inc. (NYSE: GSE), a portfolio company of CHS Capital™, announces the acquisition of all of the equity interests of SynTec, LLC, based in Baltimore, Maryland.

"We are excited to welcome SynTec, a proven leader and manufacturer of geosynthetic drainage and soil reinforcement products, into the GSE family," said Mark Arnold, President and Chief Executive Officer of GSE Environmental.

Dan Hennessy, Partner at CHS Capital, said, "We will continue to pursue our growth strategy and remain committed to identifying and completing highly strategic acquisitions. The addition of SynTec represents an entry into the civil market and we will utilize their new technology in our environmental and civil applications."

About GSE ENVIRONMENTAL

GSE is a global manufacturer and marketer of geosynthetic lining solutions, products and services used in the containment and management of solids, liquids, and gases for organizations engaged in waste management, mining, water, wastewater, and aquaculture.

GSE has a long history of manufacturing quality geosynthetic lining systems and developing innovative products. The company's principal products are polyethylene-based geomembranes, geonets, geocomposites, geosynthetic clay liners, concrete protection liners and vertical barriers. GSE manufactures products primarily to line or cap hazardous and non-hazardous waste landfills; contain materials generated in certain mining processes; and contain water, liquid waste and industrial products in ponds, tanks, reservoirs, sewers, and canals. Headquartered in Houston, Texas, USA, GSE maintains sales offices throughout the world and manufacturing facilities in the United States, Chile, Germany, Thailand and Egypt.

Forward-Looking Statements

This press release contains forward-looking statements within the meaning of the Securities Act of 1933, as amended, and the Securities Exchange Act of 1934, as amended. Such forward-looking statements are subject to certain risks and uncertainties, as disclosed by GSE from time to time in its filings with the Securities and Exchange Commission. As a result of these factors, GSE's actual results may differ materially from those indicated or implied by such forward-looking statements. Except as required by law, GSE disclaims any obligation to update such statements.

CONTACT:
   Mike Kirksey
   Executive Vice President and Chief Finanical Officer
   Phone: 281-230-6732
   Email: mkirksey@gseworld.com

CHS Capital is a Chicago-based private equity firm with 24 years of experience investing in the middle market. Through partnerships with strong management teams, CHS Capital accelerates earnings growth and drives value creation through human capital enhancements, performance improvement actions and strategic growth initiatives. Throughout its history, CHS Capital has made investments in over 390 businesses and invested $2.9 billion of capital. For additional information, please visit www.chsonline.com.