Robert Preston

Davis-Standard LLC manufactures and distributes extrusion equipment, feed screws, barrels, and process control machinery for plastic processing. It offers equipment for blown film, blow molding, cast film, compounding, pelletizing, elastomer, extrusion coating and laminating, fiber, laboratory, pipe, profile and tubing, reclaim, sheet, wire, cable, wood and fiber applications. The company was founded in 1848 and is headquartered in St. Pawcatuck, CT.

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.

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.