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  • ATC Group Services LLC

    • Engineering Firm
    • Environmental Services
    • Geotechnical Engineering
    • Inspection Services
    • Materials Testing Services
    1841 West Oak Parkway
    Suite F
    Marietta, GA 30062
    (770) 427-9456
    (770) 427-1907 (fax)
    Hours:
    8:00 a.m. - 5:00 p.m.
    • About

      ATC Group Services LLC (ATC) is a professional consulting engineering firm specializing in environmental, geotechnical, construction materials testing, and special inspection services. Nationally, ATC employs over 1,900 professionals and technical and support personnel serving a broad client base of over 8,000 customers from 100 offices in 36 states.