John W. Cowdery

Jones & Stokes Associates, Inc. provides environmental consulting and natural resource management services. The company offers services like regulatory compliance, natural and water resource, community and transportation planning etc. Its clients include city and country planning departments, air quality, water, school and special districts, redevelopment agencies, parks, recreation and public works departments. The company was founded in 1970 and is located in Sacramento, CA.

TRC Cos., Inc. engages in the provision of technology-enabled solutions to the power, oil and gas, environmental, and infrastructure markets. It offers planning, engineering, operations support, and consulting services. The company was founded in 1961 and is headquartered in Windsor, CT.

Cascade Drilling LP provides environmental drilling and remediation services. It offers drilling services for environmental, geotechnical, mining, and construction projects. The firm provides mining and exploration, direct push, chemical injection, subsurface profiling, vacuum truck hole clearing, and investigation waste management services. It serves private industries and public agencies, including mining and dam safety and military sectors, port facilities, airports, municipalities, corps of engineers, federal and state environmental agencies, retail facilities, refineries, and environmental and engineering companies. The company was founded in 1991 and is headquartered in Woodinville, WA.