F.L. Caulfield & Sons
F.L. Caulfield & Sons is a specialist commercial alteration contractor in Boston — all 12 of its segment-eligible permits fall in commercial alteration. Its permit record in Boston spans 2018–2026. Reliable permit valuations total ≈$17.5M (across the 100% of filings with a valuation we can stand behind). Filing activity is steady over the last 90 days versus the prior 90.
- Market
- Boston
- Active
- 2018–2026 · 8 yrs
- Licence IDs on their permits
- —
- Reliable value
- $17.5M
- Coverage
- 100%
- Reliable filings
- 12
- Rank in Boston
- #671
- Permits (all-time, all segments)
- 10
- Filings 90d
- 1
- Filings 30d
- 1
- Latest permit
- Jun 12, 2026
Primarily Commercial Alteration — 100% of 12 segment-classified permits
Typical service area ~1 mi around Cambridge
The p90 footprint of where F.L. Caulfield & Sons has pulled permits in Boston — drawn from all 12 of their indexed permits. It reflects detected permit activity, not a guaranteed service-area claim.
- Cambridge12
Showing 12 of 12 permits by F.L. Caulfield & Sons in the indexed window · most recent first
- Sep 4, 2026Commercial Alteration1 Main St, Cambridge, MA 02142Alteration$1.6Mapplied Jul 24, 2026
- Jun 12, 2026Commercial Alteration320 Bent St, Cambridge, MA 02141Alteration$544Kapplied May 13, 2026
- Oct 23, 2025Commercial Alteration301 Binney St, Cambridge, MA 02142Alteration$200Kapplied Sep 15, 2025
- Apr 20, 2023Commercial Alteration301 Binney St, Cambridge, MA 02142Alteration$90Kapplied Apr 4, 2023
- Apr 13, 2023Commercial Alteration301 Binney St, Cambridge, MA 02142Alteration$22Kapplied Mar 27, 2023
- Oct 14, 2022Commercial Alteration1 Main St, Cambridge, MA 02142Alteration$120Kapplied Sep 29, 2022
- Nov 19, 2021Commercial Alteration1 Main St, Cambridge, MA 02142Alteration$350Kapplied Nov 2, 2021
- Mar 11, 2020Commercial Alteration301 Binney St, Cambridge, MA 02142Alteration$10.0Mapplied Feb 7, 2020
- Dec 12, 2019Commercial Alteration301 Binney St, Cambridge, MA 02142Alteration$250Kapplied Dec 10, 2019
- Sep 24, 2019Commercial Alteration620 Memorial Dr, Cambridge, MA 02139Alteration$35K
- Jan 9, 2019Commercial Alteration320 Bent St, Cambridge, MA 02142Alteration$752Kapplied Dec 4, 2018
- Dec 6, 2018Commercial Alteration320 Bent St, Cambridge, MA 02142Alteration$3.5Mapplied Nov 1, 2018
Sep 4, 2026 applied Jul 24, 2026 | 1 Main St, Cambridge, MA 02142 | Commercial Alteration | $1.6M |
Jun 12, 2026 applied May 13, 2026 | 320 Bent St, Cambridge, MA 02141 | Commercial Alteration | $544K |
Oct 23, 2025 applied Sep 15, 2025 | 301 Binney St, Cambridge, MA 02142 | Commercial Alteration | $200K |
Apr 20, 2023 applied Apr 4, 2023 | 301 Binney St, Cambridge, MA 02142 | Commercial Alteration | $90K |
Apr 13, 2023 applied Mar 27, 2023 | 301 Binney St, Cambridge, MA 02142 | Commercial Alteration | $22K |
Oct 14, 2022 applied Sep 29, 2022 | 1 Main St, Cambridge, MA 02142 | Commercial Alteration | $120K |
Nov 19, 2021 applied Nov 2, 2021 | 1 Main St, Cambridge, MA 02142 | Commercial Alteration | $350K |
Mar 11, 2020 applied Feb 7, 2020 | 301 Binney St, Cambridge, MA 02142 | Commercial Alteration | $10.0M |
Dec 12, 2019 applied Dec 10, 2019 | 301 Binney St, Cambridge, MA 02142 | Commercial Alteration | $250K |
Sep 24, 2019 | 620 Memorial Dr, Cambridge, MA 02139 | Commercial Alteration | $35K |
Jan 9, 2019 applied Dec 4, 2018 | 320 Bent St, Cambridge, MA 02142 | Commercial Alteration | $752K |
Dec 6, 2018 applied Nov 1, 2018 | 320 Bent St, Cambridge, MA 02142 | Commercial Alteration | $3.5M |
Addresses where F.L. Caulfield & Sons has pulled repeat permits and the site itself has a deep permit history (25+ permits, all contractors). Each links to that parcel’s full record.
- Wise Construction196 commercial alteration
- Siena Construction Corporation166 commercial alteration
- The Richmond Group84 commercial alteration
- Pidc Construction69 commercial alteration
- Gloucester Builders68 commercial alteration
- Berkeley Building Company68 commercial alteration
Put F.L. Caulfield & Sons on your call list.
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