Clark, in a joint venture with The Christman Company, is managing a 14-year, phased renovation of the 105-year-old, five-story building that houses office space for 2,000 individuals, including members of congress and their staffs.

The Clark/Christman team will also renovate the Cannon Building’s basement, including its mechanical services. The scope of work includes replacing all major building systems, abatement of hazard materials, historic window restoration, complete repair and repointing of the exterior skin, and interior tenant improvements.

Construction is underway and substantial completion is scheduled for 2025.

Awards:

2021 ENR MidAtlantic Best Project, Renovation/Restoration

2021 ABC of Metro Washington Excellence in Construction Award

2021 AGC of DC Washington Contractor Award, Renovation/Restoration Over $100M