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  • Hdk Assoc
    Hdk Assoc
    (925) 838-5869
    315 Diablo Rd Ste 200, 94526  Danville

    Using a "back to fundamentals" engineering approach, we provide a wide range of mechanical engineering services. A licensed Mechanical Engineer with over 30 years of experience supervises all projects. Consulting Engineers and Contractors providing Mechanical Engineering services with personal att…