North American Construction Company, which was founded in 1975 as Davis Labs, offers services in waste treatment, engineering and laboratory analysis. All business units of the company are consolidated under North American Construction Company, and Davis & Brwon is a wholly owned subsidiary of the company. Its business units include construction, engineering and environmental services. North American Construction Company provides industrial, commercial, municipal/state/federal and building construction services. The company is a registered builder for Star Building Systems. North American Construction Company owns and maintains nearly all of its equipment. It specializes in providing fast-track and emergency response efforts to such challenges as production interruptions and total plant outages. North American Construction Company maintains operations in Indianapolis and is an employer of approximately 60 people..