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GeoConcepts Engineering, Inc., A Terracon Company (GeoConcepts) provides professional geotechnical engineering, hydrogeologic, environmental, and construction inspection/testing services based out of their office in Ashburn, Virginia. GeoConcepts was established in 1999 in Loudoun County and has grown from four employees to 74 employees as a result of their commitment to exceeding client expectations, delivering value-added services, professionalism, proactive project management, and community improvement. GeoConcepts recently joined the Terracon Companies and now has access to a network of 140 offices nationwide. They have five regional offices within the Washington Metropolitan area including over 140 employees, a 4,000 SF in-house soils/concrete laboratory, and a drill rig fleet. Terracon is a 100 percent employee-owned consulting engineering firm providing quality services to clients. Terracon has more than 4,000 employees providing environmental, facilities, geotechnical, and materials services. They are ranked 24 in Engineering News-Record’s 2018 listing of the Top 500 Design Firms and was recently recognized by the Washington Business Journal’s list of top 25 Engineering Firms in the Washington Metropolitan Area.