Columbia Energy & Environmental Services, Inc.

Columbia Energy & Environmental Services, Inc. is a woman-owned, full-service engineering and fabrication company headquartered in Richland, Washington. Founded as an engineering firm supporting U.S. Department of Energy nuclear cleanup at the Hanford Site, it has grown into a provider of engineering, design, fabrication, machining, instrumentation and controls, electrical, environmental, and technology services for the nuclear, defense, energy, and hazardous waste industries, with over 125 employees and additional facilities in Arizona and South Carolina.