Headquartered in Oak Ridge, TN, RSI is part of the ASRC Industrial Services (AIS) engineering and professional services opera ... ting group. Established in 1996, RSI has over 20 years of successful experience focused on environmental restoration projects and beneficial site reuse. Learn more about RSI at www.rsienv.com. About ASRC Industrial Services Headquartered in Concord, CA, AIS is a wholly-owned subsidiary of Arctic Slope Regional Corporation. AIS is organized within three capability based operating groups: construction, maintenance and repair; remediation and response services; and environmental engineering and professional services. AIS has 2,000 employees and operations throughout the Continental United States. AIS goes to market under the names Petrochem and RSI EnTech, LLC. AIS and its subsidiaries are considered minority business enterprises. Learn more about ASRC Industrial Services at www.asrcindustrial.com. read more