Contractor Profile
Iron Fish Construction
Iron Fish Construction is a specialist multifamily alteration contractor in Boston — all 12 of its segment-eligible permits fall in multifamily alteration. Its permit record in Boston spans 2021–2023.
First permit: Jan 19, 2021 (2,075d ago)Latest permit: Jul 14, 2023 (1,169d ago)
The sales record
- Market
- Boston
- Active
- 2021–2023 · 2 yrs
- Licence IDs on their permits
- —
- Reliable value
- —
- Coverage
- —
- Reliable filings
- —
- Rank in Boston
- #544
- Permits (all-time, all segments)
- 12
- Filings 90d
- 0
- Filings 30d
- 0
- Latest permit
- Jul 14, 2023
Typical project sizeNot enough valued permits to summarize.
Where they work
Primarily Multifamily Alteration — 100% of 12 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.
What we won’t fabricate
Iron Fish Construction has 12 permits, but too few carry a value we can stand behind — so we publish — for reliable value, never a guess. They still rank by volume; the dollar figure stays honest.
—Below our reliability threshold — too few filings carry a value we stand behind
Service area
Typical service area ~1 mi around Cambridge
The p90 footprint of where Iron Fish Construction 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 Iron Fish Construction in the indexed window · most recent first
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- Jul 14, 2023Multifamily Alteration21 Walden Square Rd, Unit 627, Cambridge, MA 02140Alteration$76Kapplied Feb 3, 2023
- Jul 14, 2023Multifamily Alteration21 Walden Square Rd, Unit 626, Cambridge, MA 02140Alteration$76Kapplied Feb 3, 2023
- Jul 14, 2023Multifamily Alteration21 Walden Square Rd, Unit 611, Cambridge, MA 02140Alteration$76Kapplied Feb 3, 2023
- Jul 14, 2023Multifamily Alteration21 Walden Square Rd, Unit 610, Cambridge, MA 02140Alteration$76Kapplied Feb 3, 2023
- Feb 10, 2022Multifamily Alteration21 Walden Square Rd, Unit 640, Cambridge, MA 02140Alteration$21Kapplied Feb 9, 2022
- Feb 10, 2022Multifamily Alteration21 Walden Square Rd, Unit 624, Cambridge, MA 02140Alteration$21Kapplied Feb 9, 2022
- Feb 10, 2022Multifamily Alteration21 Walden Square Rd, Unit 608, Cambridge, MA 02140Alteration$21Kapplied Feb 9, 2022
- Oct 12, 2021Multifamily Alteration21 Walden Square Rd, Unit 636, Cambridge, MA 02140Alteration$56Kapplied Sep 17, 2021
- Oct 12, 2021Multifamily Alteration21 Walden Square Rd, Unit 630, Cambridge, MA 02140Alteration$56Kapplied Sep 17, 2021
- Oct 12, 2021Multifamily Alteration21 Walden Square Rd, Unit 620, Cambridge, MA 02140Alteration$56Kapplied Sep 17, 2021
- Oct 12, 2021Multifamily Alteration21 Walden Square Rd, Unit 614, Cambridge, MA 02140Alteration$56Kapplied Sep 17, 2021
- Jan 20, 2021Multifamily Alteration21 Walden Square Rd, Unit 622, Cambridge, MA 02140Alteration$56Kapplied Dec 23, 2020
Jul 14, 2023 applied Feb 3, 2023 | 21 Walden Square Rd, Unit 627, Cambridge, MA 02140 | Multifamily Alteration | $76K |
Jul 14, 2023 applied Feb 3, 2023 | 21 Walden Square Rd, Unit 626, Cambridge, MA 02140 | Multifamily Alteration | $76K |
Jul 14, 2023 applied Feb 3, 2023 | 21 Walden Square Rd, Unit 611, Cambridge, MA 02140 | Multifamily Alteration | $76K |
Jul 14, 2023 applied Feb 3, 2023 | 21 Walden Square Rd, Unit 610, Cambridge, MA 02140 | Multifamily Alteration | $76K |
Feb 10, 2022 applied Feb 9, 2022 | 21 Walden Square Rd, Unit 640, Cambridge, MA 02140 | Multifamily Alteration | $21K |
Feb 10, 2022 applied Feb 9, 2022 | 21 Walden Square Rd, Unit 624, Cambridge, MA 02140 | Multifamily Alteration | $21K |
Feb 10, 2022 applied Feb 9, 2022 | 21 Walden Square Rd, Unit 608, Cambridge, MA 02140 | Multifamily Alteration | $21K |
Oct 12, 2021 applied Sep 17, 2021 | 21 Walden Square Rd, Unit 636, Cambridge, MA 02140 | Multifamily Alteration | $56K |
Oct 12, 2021 applied Sep 17, 2021 | 21 Walden Square Rd, Unit 630, Cambridge, MA 02140 | Multifamily Alteration | $56K |
Oct 12, 2021 applied Sep 17, 2021 | 21 Walden Square Rd, Unit 620, Cambridge, MA 02140 | Multifamily Alteration | $56K |
Oct 12, 2021 applied Sep 17, 2021 | 21 Walden Square Rd, Unit 614, Cambridge, MA 02140 | Multifamily Alteration | $56K |
Jan 20, 2021 applied Dec 23, 2020 | 21 Walden Square Rd, Unit 622, Cambridge, MA 02140 | Multifamily Alteration | $56K |
Other top Multifamily Alteration contractors in Boston
- Romain Strecker89 multifamily alteration
- Akelius79 multifamily alteration
- Homeworks Energy46 multifamily alteration
- Neeeco39 multifamily alteration
- Renewal By Andersen36 multifamily alteration
- Fisher Windows35 multifamily alteration
Put Iron Fish Construction on your call list.
Watch this contractor above for a daily email when they pull a new permit — or open the whole Boston book: every ranked contractor, enriched and parcel-joined.