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. | Naval Facilities (NAVFAC) Eng. Command Washington recently awarded the John C. Grimberg Co. a $48.8 million contract to demolish an existing Middle/High School and construct of a new two story Middle/High School at Marine Corps Base, Quantico, Virginia. | The John C. Grimberg Co. received the 2019 AGC Washington Contractor Award: Highway/Transit/Bridges Projects $1-5 Million Category for Repair/ Replace Payne's Branch Storm Drainage, Joint Base Andrews Camp Springs, 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.