Active Power Appoints Martin Olsen Vice President of Business Development

Critical backup power systems inventor and manufacturer Active Power, Inc. (NASDAQ: ACPW), today announced the appointment of Martin Olsen as vice president of Business Development. Having previously served as director of Product Management and Development for the company, Olsen will structure and lead all global business development activities to help grow Active Power’s distribution channels. "Martin has done an outstanding job overseeing our flywheel and compressed air solutions,” said Jim Clishem, president and CEO of Active Power. "He brings a unique combination of experience and insight in the cooling systems and power management markets to this position that will enhance Active Power’s overall value proposition for its clients. Already, he has been instrumental in forging our relationship with organizations such as Sun Microsystems (NASDAQ: JAVA) for our PowerHouse containerized solutions which directly aligns with our growth strategies of diversifying our sales channels and selling power solutions.” A U.S. patent holder, Olsen served as director, Data Center Group, for Wright Line LLC, a Worcester, Mass. based data center infrastructure firm, prior to joining Active Power in early 2007. From 1998 to 2004, Olsen worked in the United States and several years overseas working in Munich and Singapore, where he led the product marketing and development charter for APC-MGE. Among his many accomplishments while at APC-MGE, Olsen helped establish relationships with IBM Global Services and EDS to facilitate the introduction of their InfraStruXure product to market in 15 European states. "I am excited about the strategic partnerships we currently have in the works because they allow us to diversify our sales channels and emphasize Active Power’s large system and total solution capabilities,” said Martin Olsen, vice president of Business Development for Active Power. "Our goal is to continue to cultivate existing and new strategic partnerships that will enable us to grow our capabilities, distribution and ultimately our revenue stream.” About Active Power Active Power (NASDAQ: ACPW) provides efficient, reliable and green critical power solutions and uninterruptible power supply (UPS) systems to enable business continuity in the event of power disturbances. Founded in 1992, Active Power’s flywheel-based UPS systems protect critical operations in data centers, healthcare facilities, manufacturing plants, broadcast stations and governmental agencies in more than 40 countries. Active Power also offers CoolAir, the only solution that provides both backup power and backup cooling. With expert power system engineers and worldwide services and support, Active Power ensures organizations have the power to perform. For more information, please visit www.activepower.com. Cautionary Note Regarding Forward-Looking Statements This release may contain forward-looking statements that involve risks and uncertainties. Any forward-looking statements and all other statements that may be made in this news release that are not historical facts are subject to a number of risks and uncertainties, and actual results may differ materially. Specific risks include delays in new product development, product performance and quality issues and the acceptance of our current and new products by the power quality market. Please refer to Active Power filings with the Securities and Exchange Commission for more information on the risk factors that could cause actual results to differ. Active Power, CleanSource and CoolAir are registered trademarks of Active Power, Inc. The Active Power logo, PowerHouse and PowerCentre are trademarks of Active Power, Inc. All other trademarks are the properties of their respective companies.