Contractor Profile
Timberline Construction
Timberline Construction concentrates in commercial alteration in Boston (96% of its 23 segment-eligible permits), with secondary activity across 1 other segment. Its permit record in Boston spans 2018–2026. Reliable permit valuations total ≈$30.9M (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.
First permit: Sep 4, 2018 (2,938d ago)Latest permit: Jun 22, 2026 (90d ago)
The sales record
- Market
- Boston
- Active
- 2018–2026 · 8 yrs
- Licence IDs on their permits
- —
- Reliable value
- $30.9M
- Coverage
- 100%
- Reliable filings
- 23
- Rank in Boston
- #244
- Permits (all-time, all segments)
- 23
- Filings 90d
- 1
- Filings 30d
- 0
- Latest permit
- Jun 22, 2026
Typical project size$400Ktypically $185K–$925K across 23 valued permits
Where they work
Primarily Commercial Alteration — 96% of 23 segment-classified permits
Firmographics
License & registration IDs on fileNot in our data — we don’t hold licensing-board registries, and this city’s permit records carry no licence number. This is a gap in our coverage, not a statement about this firm’s licensure.
Direct contactNot in our data — we don’t fabricate firmographics.
Monthly activity
Aug ’250–2 permits/moJun ’26
permits per month permit value
Service area
Typical service area ~2 mi around Cambridge
The p90 footprint of where Timberline Construction has pulled permits in Boston — drawn from all 23 of their indexed permits. It reflects detected permit activity, not a guaranteed service-area claim.
- Cambridge23
Recent permitsLargest recent$8.1M· 1 Leighton St, Cambridge, MA 02141
Showing 20 of 23 permits by Timberline Construction in the indexed window · most recent first
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- Jun 22, 2026Commercial Alteration144 Morgan Ave, Cambridge, MA 02141Alteration$285Kapplied May 19, 2026
- Jun 12, 2026Commercial Alteration23 Harvard Yard, Cambridge, MA 02138Alteration$766Kapplied Apr 15, 2026
- Aug 5, 2025Commercial Alteration70 Memorial Dr, Cambridge, MA 02142Alteration$391Kapplied Jun 12, 2025
- Jan 17, 2024Commercial Alteration182 Memorial Dr, Cambridge, MA 02142Alteration$315Kapplied Jan 8, 2024
- Nov 2, 2023Commercial Alteration250 Binney St, Cambridge, MA 02142Alteration$88Kapplied Oct 4, 2023
- Aug 7, 2023Commercial Alteration1 Leighton St, Cambridge, MA 02141Alteration$1.0Mapplied May 30, 2023
- Aug 7, 2023Commercial Alteration39 Jfk St, Cambridge, MA 02138Alteration$596Kapplied May 24, 2023
- Aug 3, 2023Commercial Alteration1 Remington St, Cambridge, MA 02138Alteration$126Kapplied Jul 14, 2023
- May 12, 2023Commercial Alteration575 Memorial Dr, Cambridge, MA 02139Alteration$75Kapplied Feb 27, 2023
- May 5, 2023Commercial Alteration39 Jfk St, Cambridge, MA 02138Alteration$147Kapplied Apr 3, 2023
- Nov 3, 2022Commercial Alteration1 Leighton St, Cambridge, MA 02141Alteration$8.1Mapplied Aug 11, 2022
- Sep 16, 2022Commercial Demolition1 One Kendall Square Complex, Unit Unit Bldg 500, Cambridge, MA 02142Demolition · Commercial$877Kapplied Jul 14, 2022
- Mar 25, 2022Commercial Alteration1380 Massachusetts Ave, Cambridge, MA 02138Alteration$185Kapplied Jan 20, 2022
- Jan 27, 2022Commercial Alteration30 Wadsworth St, Cambridge, MA 02142Alteration$522Kapplied Dec 8, 2021
- Jan 24, 2022Commercial Alteration139 Main St, Cambridge, MA 02142Alteration$185Kapplied Dec 3, 2021
- Oct 20, 2021Commercial Alteration1 One Kendall Square Complex, Cambridge, MA 02142Alteration$973Kapplied Sep 22, 2021
- Aug 7, 2020Commercial Alteration113 Brattle St, Cambridge, MA 02138Alteration$6.3Mapplied Jun 9, 2020
- Jun 26, 2020Commercial Alteration215 First St, Cambridge, MA 02142Alteration$125Kapplied Feb 21, 2020
- Nov 7, 2019Commercial Alteration1 Bennett St, Cambridge, MA 02138Alteration$6.2Mapplied Oct 1, 2019
- Apr 19, 2019Commercial Alteration215 First St, Cambridge, MA 02142Alteration$2.5Mapplied Mar 14, 2019
Jun 22, 2026 applied May 19, 2026 | 144 Morgan Ave, Cambridge, MA 02141 | Commercial Alteration | $285K |
Jun 12, 2026 applied Apr 15, 2026 | 23 Harvard Yard, Cambridge, MA 02138 | Commercial Alteration | $766K |
Aug 5, 2025 applied Jun 12, 2025 | 70 Memorial Dr, Cambridge, MA 02142 | Commercial Alteration | $391K |
Jan 17, 2024 applied Jan 8, 2024 | 182 Memorial Dr, Cambridge, MA 02142 | Commercial Alteration | $315K |
Nov 2, 2023 applied Oct 4, 2023 | 250 Binney St, Cambridge, MA 02142 | Commercial Alteration | $88K |
Aug 7, 2023 applied May 30, 2023 | 1 Leighton St, Cambridge, MA 02141 | Commercial Alteration | $1.0M |
Aug 7, 2023 applied May 24, 2023 | 39 Jfk St, Cambridge, MA 02138 | Commercial Alteration | $596K |
Aug 3, 2023 applied Jul 14, 2023 | 1 Remington St, Cambridge, MA 02138 | Commercial Alteration | $126K |
May 12, 2023 applied Feb 27, 2023 | 575 Memorial Dr, Cambridge, MA 02139 | Commercial Alteration | $75K |
May 5, 2023 applied Apr 3, 2023 | 39 Jfk St, Cambridge, MA 02138 | Commercial Alteration | $147K |
Nov 3, 2022 applied Aug 11, 2022 | 1 Leighton St, Cambridge, MA 02141 | Commercial Alteration | $8.1M |
Sep 16, 2022 applied Jul 14, 2022 | 1 One Kendall Square Complex, Unit Unit Bldg 500, Cambridge, MA 02142 | Commercial Demolition Commercial | $877K |
Mar 25, 2022 applied Jan 20, 2022 | 1380 Massachusetts Ave, Cambridge, MA 02138 | Commercial Alteration | $185K |
Jan 27, 2022 applied Dec 8, 2021 | 30 Wadsworth St, Cambridge, MA 02142 | Commercial Alteration | $522K |
Jan 24, 2022 applied Dec 3, 2021 | 139 Main St, Cambridge, MA 02142 | Commercial Alteration | $185K |
Oct 20, 2021 applied Sep 22, 2021 | 1 One Kendall Square Complex, Cambridge, MA 02142 | Commercial Alteration | $973K |
Aug 7, 2020 applied Jun 9, 2020 | 113 Brattle St, Cambridge, MA 02138 | Commercial Alteration | $6.3M |
Jun 26, 2020 applied Feb 21, 2020 | 215 First St, Cambridge, MA 02142 | Commercial Alteration | $125K |
Nov 7, 2019 applied Oct 1, 2019 | 1 Bennett St, Cambridge, MA 02138 | Commercial Alteration | $6.2M |
Apr 19, 2019 applied Mar 14, 2019 | 215 First St, Cambridge, MA 02142 | Commercial Alteration | $2.5M |
Sites Timberline Construction returns to2 in Boston
Addresses where Timberline Construction 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.
Other top Commercial Alteration contractors in Boston
- 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
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