Window & Siding Replacement & HVAC Upgrades

The Groton Housing Authority is seeking qualified contractors to replace exterior windows and siding and to upgrade the HVAC system at the Petapawag Place (Unit 667‑1) residence in Groton, MA. The scope includes removal and installation of new energy‑efficient windows, replacement of the building’s exterior cementitious siding (including new shingle panels), and a complete HVAC overhaul featuring heat‑pump units, fan‑coil units, and domestic hot‑water systems. The contract is valued at approximately $1.56 million and requires separate sub‑bids for plumbing, HVAC, and electrical work. Bidders must be DCAMM‑certified, provide a 5 % bid deposit, and meet minimum minority‑ and women‑owned business participation thresholds of 1.5 % each. The pre‑bid conference is optional and will be held on 10 September 2026 at the project site.