Monthly permit report

Cambridge commercial building permits, March 2025

Biggest projects in March 2025

By declared value.

91 Brattle St
Issued Mar 13
$8.5M
Interior and exterior upgrades to St John's Chapel. Work to include; masonry repairs, MEP's, accessibilty upgrades and architectural work as per plans. New stair, elevator and…
commercialBuildingShawmut Design And Construction
15 Valentine St
Issued Mar 6
$1.1M
Removal, disposal, and replacement of existing (12) wood-framed decks, and (17) EPDM sleeper-framed decks.
multifamilyBuildingSchernecker Property Services
1 Hampshire St
Issued Mar 21

In March 2025, Cambridge issued 57 building permits on commercial and multifamily properties, on 31 projects, declaring $13.2M of work.
The busiest trade was general building (57 permits).
The most active contractor was HomeWorks Energy, with 3 permits.
The largest project was at 91 Brattle St, with $8.5M declared.
Half of the month’s permits were issued within 20 days of application.

Source: building permit records from official city open-data portals, checked daily. Data through October 28, 2026. How we count