# Alteration or repair permit SF1672231 at 55 Williams Av, Boston

Boston Inspectional Services Department permit SF1672231: issued Dec 13, 2024 for alteration or repair work at 55 Williams Av. Mass Save Insulation & Air Sealing. No Structural Changes.

- Permit number: SF1672231
- Issued: Dec 13, 2024
- Type of work: Alteration or repair (city: Insulation, Short Form Bldg Permit)
- Status: Issued (city: Open)
- Reported cost: $11,117
- ZIP code: 02136
- All permits at this address: https://nearbypermits.com/boston/address/55-williams-av/

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Source: Boston Inspectional Services Department permit data (https://data.boston.gov/dataset/approved-building-permits). Checked 2026-10-06 00:08 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

Every permit at 55 Williams Av: https://nearbypermits.com/boston/address/55-williams-av/