Frederick Denk

Pittsburgh Corning LLC designs and manufactures specialized insulation systems for building and industrial applications. The firm product FOAMGLAS Insulation is a rigid cellular glass material that provides physical properties ideal for piping, equipment and building envelopes above and below ground, indoors or out. The company was founded on March 22, 1937 and is headquartered in Pittsburgh, PA.

MacDermid, Inc. engages in manufacturing and marketing of specialty chemicals and provides technical services. The company was founded by Archie J. MacDermid in 1922 and is headquartered in Waterbury, CT.

High Voltage Engineering Corporation owns and operates a diversified group of three industrial and technology based manufacturing business segments with multiple product lines that serves as a broad spectrum of original equipment manufacturers and end-users. It focuses on designing and manufacturing high quality applications engineered products which are designed to specific customer needs. The company's products are sold to a broad range of domestic and foreign original equipment manufacturers and end-users in a variety of industries, including process automation, metal and steel, water & wastewater treatment, petrochemicals, pulp and paper, marine and cable, oil & gas extraction and transportation, semiconductor fabrication, chemicals, construction, agriculture, materials handling for scientific and educational research.

Chromaflo Technologies South Africa (Pty) Ltd. provides colorant technology solutions. It offers color matching, analytical support, and technical services. The company was founded on June 25, 2004 and is headquartered in Johannesburg, South Africa.

Experimental Aircraft Association, Inc. provides advice and support services to aviation industry. It also participates in the flying, building, and restoring of recreational aircrafts. The company was founded by Paul H. Poberezny on January 26, 1953 and is headquartered in Oshkosh, WI.

Alleghany Insurance Holdings LLC (Invt Port) (Alleghany) is the investment portfolio division of Alleghany Insurance Holdings LLC, an insurance firm headquartered in New York City. They are ultimately owned by Alleghany Corp. (NYSE: Y). Alleghany provides property and casualty reinsurance and insurance to various clients.

Research Foundation of the State University of New York Raises funds, promotes research, and administers gifts and grants that support the educational activities. It focuses on research and other sponsored programs funded by federal and state governments, private sector companies and nonprofit foundations. The company was founded by John B. Fitzgibbons in 1951 and is headquartered in Albany, NY.

New Enterprise Stone & Lime Co., Inc. engages in the production and distribution of construction materials. The firm's products include aggregate, sand and gravel, hot mix asphalt (blacktop), ready-mixed concrete, agricultural lime, industrial minerals, soil and turf products, diamond tex, and product calculator. The company was founded in 1924 and is headquartered in New Enterprise, PA.