Jimmy Lee

National Trench Safety LLC sells trench and traffic safety equipment. It products include truck mounted attenuators, barrels, grabber cones, traffic roll up signs, message boards, and construction signs. The company was founded by Ronald Wayne Chilton, Shelly Bangerter, Thomas H. Hartman and LaRue Wesley Jones in January 2004 and is headquartered in Houston, TX.

Osmose Holdings, Inc. engages in the research and development of products and services for wood preservation technology. It provides predictive and preventative maintenance services for distribution and transmission systems. The firm offers lumber preservation technology which includes lumber, wood treating plants and pressure treated lumber products. The company was founded in 1934 and is headquartered in Buffalo, NY.

Energy Systems Group LLC provides energy solutions and performance contracting services. It provides solutions for the modernization of buildings and energy infrastructures in the government, education, healthcare and commercial sectors. The firm also designs, builds and operates waste-to-energy facilities and cogeneration plants and offers renewable energy technology solutions such as solar, wind and geothermal. The company was founded in 1994 and is headquartered in Newburgh, IN.

Oaktree Capital Management (Private Equity) (Oaktree Capital Management) is a private equity subsidiary of OCM Principal Investment Group founded in 1995 by Howard Marks and Bruce Karsh. The firm is headquartered in Los Angeles, California.

Part of MWH Global, Inc., MWH Constructors, Inc. is a project delivery company with a focus on water and energy. The company is based in Broomfield, CO. The company incorporates industry-leading preconstruction services and safety practices, and its multi-disciplined team of engineering and construction professionals delivers a wide range of projects, including new facilities, infrastructure improvement and expansion, and capital construction services. The company was founded in 1820. The CEO is Blair Michael Lavoie.

CLS Management Services, Inc. engages in the provision of land management and consulting services. It offers land and property management solutions including right of way and IT consulting services, feasibility studies, training, staffing, and land and real estate administration services. The firm offers its services to utilities, public infrastructure, and energy customers. The company was founded in 1985 and is headquartered in Austin, TX.

Remedial Construction Services, L.P offers environmental and geotechnical remedial services. Its services include environmental remediation, geotechnical construction, and civil construction contractor. The firm specializes in the construction of underground barriers such as slurry cutoff walls, slurry diaphragm walls, soil mixing and deep soil mixing, secant walls and jet grouting. The company was founded by Steven R. Birdwell in 1989 and is headquartered in Houston, TX.

OpTerra Energy Group, Inc. provides energy saving solutions. It offers energy conservation and engineering services for education, local government, commercial, industrial, and institutional markets. The company is headquartered in Oakland, CA.

MWH Treatment Ltd. engages in the businesses of water systems investment and management, water and environmental engineering, and water and wastewater products and services. It provides management services, such as design program management, project design management, and risk and value facilitation services. The company is headquartered in Wycombe, the United Kingdom.