
CambridgeSeven has finished a five-year renovation of 26 Courtroom St., Boston’s oldest ceaselessly city-owned assets. The retrofit converts the 16.26 m2 (175,000 sf), 11-story construction into an all-electric, fossil fuel-free municipal place of job.
The town has owned the valuables since 1635. The present construction dates to 1912 and was once designed by way of Edward T. P. Graham because the Town Corridor Annex. It later housed the Boston Faculty Division.
CambridgeSeven preserved 89 % of the unique limestone, brick, and forged stone construction whilst modernizing the construction’s programs. The venture adopted Nationwide Park Carrier (NPS) tips and restored the Neoclassical Revival facade, together with its cornices and stone ornamentation.
The staff changed the unique home windows with high-performance glazing and put in new insulation and mechanical programs. A brand new transformer vault changed infrastructure related to the construction’s former coal-fired boilers.
The renovation additionally redesigned the foyer and place of job flooring. Designers uncovered unique riveted metal columns and added sturdy wooden accents and terrazzo floor. The bottom flooring now comprises public areas reminiscent of a gallery hall, a public bid room, and a public assembly room.

Out of doors, the staff widened the sidewalk to create a universally out there plaza with EV charging stations, motorbike racks, flagpoles, historical granite slabs, and out there ramps.
The venture is on target for LEED Platinum certification. CambridgeSeven mentioned the adaptive reuse decreased embodied carbon emissions by way of 70 % when compared with new development.
Development Conservation Buddies served because the preservation advisor. Stefanie Greenfield, a CambridgeSeven foremost, led the venture’s design effort.




