Bnl Technical Services

Columbia Energy and Environmental Services is a full-service engineering company based in Richland, WA, offering a wide range of services including engineering design, rapid prototyping, 3D printing, and waste treatment technologies. The company is dedicated to delivering high-quality solutions for commercial, industrial, and nuclear facilities, with a focus on safety and environmental services to benefit the local community. Generated from the website

Tetra Tech EC Inc. (TtEC) is one of the leading providers of consulting, engineering, remediation and construction services. The company offers a range of services, such as construction, design and engineering, economic, social, and cultural resources and environmental sciences. Based in Richland, Wash., it is a subsidiary of Tetra Tech Inc. The company's projects span industrial and sediments, ports, harbors and waterways, nuclear, energy and Department of Defense. In addition, Tetra Tech EC Inc. serves federal, state, and local government agencies.