Founded in 1976, Carlson Testing is a construction inspection and materials testing firm that provides design and geotechnical engineering solutions for commercial and industrial clients throughout Oregon and Washington. It specializes in the inspection of various products, including asphalts, reinforced concrete, grout piles, shotcrete, concrete cores, retaining walls, steel structures and roofs. The company offers sheet piling, temporary shoring, erosion protection, slope stabilization, grading, mortar sampling, density testing, boring and subsurface exploration services. It additionally provides geological hazard evaluation, routing, site development, watershed analysis, landslide monitoring and wood nailing solutions. The company s clients include homeowners, developers, construction contractors, engineers and architects, as well as school districts and municipalities. It is certified by the Oregon Building Officials Association, Washington Association of Building Officials and Oregon Department of Transportation. Headquartered in Tigard, Ore., Carlson Testing maintains one of its locations in Bend, Ore.