Ronald Thalacker

Layne Christensen Co. operates as a water management, construction, and drilling company. It provides water management solutions for government agencies, commercial water suppliers, industrial facilities, and energy companies. The firm also offers specialized construction solutions for the management of water in any industry or environment. It defines the source, depth, magnitude, and overall feasibility of water aquifers, and drill high-volume wells suitable for supplying water to government agencies, industrial, and agricultural customers. The company was founded by Mahlon E. Layne in 1882 and is headquartered in Woodlands, TX.

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.