A General Contractor Serving the Washington, DC Metropolitan Area Since 1951
| A family-owned and operated company, the John C. Grimberg Co. has served the Mid-Atlantic region providing complete general and mechanical contractor services to federal, state, and private offices since its founding in 1951. | U.S. Fish and Wildlife Service (FWS) recently awarded the John C. Grimberg Co. a contract for the US Fish and Wildlife MATOC Construction Services in the Continental US and Hawaii for DOI, USFWS, NPS, BLM and FS. | The John C. Grimberg Co. received the 2022 AGC Washington Contractor Award: BIM for P-163 Phase III Agile Chemical Facility, Naval Support Facility, Indian Head, Maryland |
A Unique Commitment to Green Construction
Via in-house Leadership in Energy and Environmental Design (LEED) construction expertise and a unique commitment to sustainable principles, the John C. Grimberg Co. specializes in delivering state-of-the-art, high-performance facilities and systems that meet and exceed LEED Green Building objectives.
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