Charles A. Sorrentino

GSE Environmental, Inc. manufactures and markets geosynthetic lining products and services. Its products include geomembranes, geosynthetic clay liners, geogrids, and liner integrity monitoring system. The company was founded in 1972 and is headquartered in Houston, TX.

United Technologies Corp. engages in the provision of products and services to the building systems and aerospace industries worldwide. It operates through the following business segments: Otis; Carrier; Pratt and Whitney; and Collins Aerospace Systems. The Otis segment designs, manufactures, sells, and installs elevators, escalators, moving walkways, and service. The Carrier segment provides heating, ventilating, air conditioning, and refrigeration solutions. The Pratt and Whitney segment includes aircraft engines for the commercial, military, business jet, and general aviation markets. The Collins Aerospace Systems segment offers technologically advanced aerospace products and aftermarket service solutions for aircraft manufacturers, airlines, regional, business and general aviation markets, military, space and undersea operations. The company was founded in 1934 and is headquartered in Farmington, CT.

Pameco Corp is one of the largest national distributors of HVAC systems and equipment and refrigeration products in the United States, with predecessor corporations dating back to 1931, and has established a leading position in the consolidating distribution segment of the climate control industry. Pameco’s products include a complete range of heating, air conditioning and refrigeration (“HVAC/R”) equipment, parts and supplies for the light commercial and residential HVAC markets and commercial refrigeration market. The products sold by Pameco are used principally for the repair and replacement of existing HVAC/R and for new construction

GSE Holding, Inc. engages in the manufacture and marketing of geosynthetic lining products and services. The firm's product portfolio includes geomembranes, geosynthetic clay liners, geonets and geocomposites, geogrids, geotextiles, liner integrity monitoring system, and specialty. It operates through the following geographic segments: North America, Europe Africa, Asia Pacific, Latin America, and Middle East. The company was founded in 2004 and is headquartered in Houston, TX.

Houston Wire & Cable Co. engages in the provision of industrial products including electrical wire and cable, industrial fasteners, hardware and related services. Its products include continuous and interlocked armor cable, control and power cable, electronic wire and cable, flexible and portable cords, instrumentation and thermocouple cable, lead and high-temperature cable, medium voltage cable, wire rope and wire rope slings, nylon slings, chains, and shackles. The company was founded in 1975 and is headquartered in Houston, TX.

Thermon Holding Corp. provides engineered thermal solutions. Its services include design optimization, engineering, installation, and maintenance. The company was founded in 2007 and is headquartered in San Marcos, TX.