Armin Rosbach

Distributed Energy Systems Corp. develops advanced technology related to hydrogen production and fuel cell applications. It operates through two subsidiaries, Proton Energy Systems, Inc. and Northern Power Systems, Inc. Proton is engaged in designing, developing, selling and manufacturing on-site hydrogen gas delivery systems. Northern has a range of businesses, including the design and sale of power generation equipment, engineering, procurement and construction of distributed power systems, the design and sale of direct drive wind turbines, and the servicing of fossil fuel power generation equipment. Distributed Energy Systems was founded on May 19, 2003 and is headquartered in Wallingford, CT.

ZM Private Equity Fund II LP seeks investment opportunities in companies located in the United States. The fund focuses on broad range of sectors and industries. It provides financing for buyout transactions.

Centre Lane Investment Corp. is a closed-end investment fund/investment trust. It focuses on providing senior secured debt financing to middle-market companies primarily in connection with leveraged buyout, refinancing and special situation transactions. It invests throughout a company's capital structure, including in subordinated debt, equity and equity-related securities, such as warrants, convertible securities and other rights to acquire equity securities in a company, in connection with sales of existing investments by other investors, strategic acquisitions, business expansion, and other growth initiatives and recapitalizations. The company's investment objective is to generate both current income and capital appreciation. It seeks to achieve its investment objective by lending to and investing primarily in U.S. middle-market companies. The company was founded in November 2010 and is headquartered in New York, NY.

Part of UBS Group AG, UBS Capital GmbH is a foreign bank. The company is based in Zurich, Switzerland. The Swiss company was founded by Michael L. Miller.

Swiss Life Private Equity Partners AG is a wholly-owned subsidiary of Swiss Life Asset Management AG with headquarters in Zurich, which is part of Swiss Life Holding AG (SWX:SLHN). Founded in 1857, the parent firm is a provider of life insurance and long-term savings and protection. Since 2004, SLPEP no longer manages private equity investments for third-parties.

Irvington Holdings LLC engages in the provision of investment funds management services. The company is headquartered in New York, NY.

Puralube, Inc. develops re-refining technology for used lube oil. The company was founded on April 25, 1995 and is headquartered in Wayne, PA.

Sabre Industries, Inc. designs and manufactures infrastructure products for the electric transmission and distribution and wireless communications industries. The firm's products include utility, towers, monopoles, transmission structures, wood pole equivalents, shelters, and ancillary components. The company was founded in 1977 and is headquartered in Alvarado, TX.

Seismic Equipment Solutions LP Leases seismic equipment rentals to the oil and gas industry. Its products include land, marine/TZ, support, repairs, parts and equipment. The company was founded by Glen Huscroft and Paul Mitcham in January 2003 and is headquartered in Houston, TX.

Baumot AG engages in the specialization in the area of retrofit exhaust after-treatment and related services. It mainly sells passive, active and hybrid diesel particle filters. Its services include the assembly of particle filters in-house and on location, as a first installation or retrofit solution, maintenance and service of particle filters, as well as general consulting services in the field of exhaust gas purification technology. The company was founded in 1989 and is headquartered in Spreitenbach, Switzerland.

Kontec GmbH provides original equipment manufacturer development services for engines and exhaust gas treatment. The company was founded by Klaus Bänsch in 1992 and is headquartered in Korntal-Münchingen, Germany.

Founded in 2007, Q&U Investments LLC is a private equity firm headquartered in New York City.

ZM Private Equity Fund I LP seeks investment opportunities in companies located in the United States. The fund focuses on a broad range of sectors and industries. It provides financing for buyout transactions.

Centre Lane Partners LLC (Centre Lane Partners) is a private equity firm founded in 2007 by Quinn Morgan and Kenneth Lau. The firm is headquartered in New York.

ClickBooth Holdings, Inc. operates as a development stage company. The company is headquartered in New York, NY.