Marcus P. Bak

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.

Element Six (Pty) Ltd. provides cutting, grinding, drilling and polishing of metals, concrete, glass and other material. The company was founded in 1946 and is headquartered in Springs, South Africa.

Element Six Ltd. provides synthetic industrial diamonds. The firm offers services for cutting, grinding, drilling, mining, polishing, optics and semi-conductors. The company was founded in 1946 and is headquartered in Didcot, the United Kingdom.