Hans-Georg Betz

OM Group, Inc. is a technology-based industrial growth company. It engages in developing, producing and marketing chemicals, advanced materials and electrochemical energy storage products worldwide. The company operates through the following segments: Magnetic Technologies, Advanced Materials, Specialty Chemicals and Battery Technologies. The Magnetic Technologies segment is engaged in the development, manufacturing and distribution of industrial-use magnetic products and systems for electronic equipment markets, including the renewable energy, automotive systems, construction & mining and industrial sectors. The Advanced Materials segment manufactured inorganic products using unrefined cobalt and other metals and served the mobile energy storage, renewable energy, automotive systems, construction and mining and industrial end markets. The Specialty Chemicals segment develops, produces and supplies chemicals for electronic applications, industrial applications including coatings, composites and tire; and photomasks used by customers to produce semiconductors and related products. The Battery Technologies segment provides advanced batteries, battery management systems, battery-related research and energetic devices for defense, space and medical markets. The company was founded in 1991 and is headquartered in Cleveland, OH.

Mattson Technology, Inc. designs, manufactures, markets, and supports semiconductor wafer processing equipment used in the fabrication of integrated circuits (ICs) worldwide. The firm supplies dry strip and rapid thermal processing equipment to the global semiconductor industry. The company was founded by Brad Mattson in 1988 and is headquartered in Fremont, CA.

Evonik Steag GmbH generates and distributes power. It transports, processes and distributes hard coal, coke and byproducts from coal processing. It builds and operates installations for decentralized energy supply. The company was founded in 1937 and is headquartered in Essen, Germany

Photodigm, Inc. produces semiconductor diode lasers. It delivers photonics technology for communications, digital imaging, defense and medical device applications. The firms products includes spectroscopy certified laser, application certified laser, mercury TOSA package for high power DBR lasers and semi active laser target simulator. The company was founded by John E. Spencer, Jack Mattis, Kirk Jay and Gary A. Evans in 2000 and is headquartered in Richardson, TX.

STEAG GmbH engages in the planning, development, construction, and operation of power plants and storage facilities. Its services include conventional power generation, energy trading and optimization, district heating, as well as distributed generation. The company was founded in 1937 and is headquartered in Essen, Germany.

Envara Ltd. develops and manufactures networking chips. The company products are used for application such as last mile broadband connections, hotspot, cellular backhaul, and high-speed enterprise connectivity for businesses. Envara was founded in 2000 by Gideon Barak, Alain Fogel, and Izik Kirshenbaum and is headquartered in Ra'anana, Israel.