Contractor Profile
Kems Corporation
Kems Corporation concentrates in residential new (single-family) in Boston (62% of its 13 segment-eligible permits), with secondary activity across 3 other segments. Its permit record in Boston spans 2014–2026. Reliable permit valuations total ≈$152M (across the 100% of filings with a valuation we can stand behind). Filing activity is down 86% over the last 90 days versus the prior 90.
First permit: Jul 8, 2014 (4,437d ago)Latest permit: Jun 26, 2026 (66d ago)
The sales record
- Market
- Boston
- Active
- 2014–2026 · 12 yrs
- Licence IDs on their permits
- —
- Reliable value
- $152M
- Coverage
- 100%
- Reliable filings
- 13
- Rank in Boston
- #418
- Permits (all-time, all segments)
- 15
- Filings 90d
- 1
- Filings 30d
- 0
- Latest permit
- Jun 26, 2026
Typical project size$64Ktypically $21K–$191K across 13 valued permits
Where they work
Primarily Residential New (Single-Family) — 62% of 13 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
Oct ’250–5 permits/moJun ’26
permits per month permit value
Service area
Typical service area ~1 mi around Somerville
The p90 footprint of where Kems Corporation has pulled permits in Boston — drawn from all 15 of their indexed permits. It reflects detected permit activity, not a guaranteed service-area claim.
- Somerville15
Showing 13 of 13 permits by Kems Corporation in the indexed window · most recent first
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- Jun 26, 2026Residential New (Single-Family)8 Bolton St, Somerville Massachusetts 02143New Construction Residential Sf$191Kapplied Oct 28, 2025
- Jun 2, 2026Residential New (Single-Family)6 Bolton St, Somerville Massachusetts 02143New Construction Residential Sf$574Kapplied Oct 28, 2025
- Jun 1, 2026Residential New (Single-Family)6 Bolton St, Somerville Massachusetts 02143New Construction Residential Sf$191Kapplied Oct 28, 2025
- Apr 21, 2026Residential New (Single-Family)8 Bolton St, Somerville Massachusetts 02143New Construction Residential Sf$21Kapplied Oct 29, 2025
- Apr 21, 2026Residential New (Single-Family)8 Bolton St, Somerville Massachusetts 02143New Construction Residential Sf$64Kapplied Oct 29, 2025
- Apr 21, 2026Residential New (Single-Family)6 Bolton St, Somerville Massachusetts 02143New Construction Residential Sf$21Kapplied Oct 29, 2025
- Apr 21, 2026Residential New (Single-Family)6 Bolton St, Somerville Massachusetts 02143New Construction Residential Sf$64Kapplied Oct 29, 2025
- Apr 7, 2026Residential Demolition8 Bolton St, Somerville Massachusetts 02143Demolition · Residential$45Kapplied Sep 4, 2025
- Aug 20, 2014Residential Alteration139 Summer St, Somerville Massachusetts 02143Alteration$9Kapplied Jul 30, 2014
- Jul 8, 2014Residential Alteration139 Summer St, Somerville Massachusetts 02143Alteration$5Kapplied Jun 30, 2014
- —Residential New (Single-Family)8 Bolton St, Somerville Massachusetts 02143New Construction Residential Sf$574Kapplied Oct 28, 2025
- —Commercial New Construction845 McGrath Hwy, Somerville Massachusetts 02145New Construction$150Mapplied Jun 28, 2018
- —Residential Demolition139 Summer St, Somerville Massachusetts 02143Demolition · Residential$5Kapplied Jun 27, 2014
Jun 26, 2026 applied Oct 28, 2025 | 8 Bolton St, Somerville Massachusetts 02143 | Residential New (Single-Family) | $191K |
Jun 2, 2026 applied Oct 28, 2025 | 6 Bolton St, Somerville Massachusetts 02143 | Residential New (Single-Family) | $574K |
Jun 1, 2026 applied Oct 28, 2025 | 6 Bolton St, Somerville Massachusetts 02143 | Residential New (Single-Family) | $191K |
Apr 21, 2026 applied Oct 29, 2025 | 8 Bolton St, Somerville Massachusetts 02143 | Residential New (Single-Family) | $21K |
Apr 21, 2026 applied Oct 29, 2025 | 8 Bolton St, Somerville Massachusetts 02143 | Residential New (Single-Family) | $64K |
Apr 21, 2026 applied Oct 29, 2025 | 6 Bolton St, Somerville Massachusetts 02143 | Residential New (Single-Family) | $21K |
Apr 21, 2026 applied Oct 29, 2025 | 6 Bolton St, Somerville Massachusetts 02143 | Residential New (Single-Family) | $64K |
Apr 7, 2026 applied Sep 4, 2025 | 8 Bolton St, Somerville Massachusetts 02143 | Residential Demolition Residential | $45K |
Aug 20, 2014 applied Jul 30, 2014 | 139 Summer St, Somerville Massachusetts 02143 | Residential Alteration | $9K |
Jul 8, 2014 applied Jun 30, 2014 | 139 Summer St, Somerville Massachusetts 02143 | Residential Alteration | $5K |
— applied Oct 28, 2025 | 8 Bolton St, Somerville Massachusetts 02143 | Residential New (Single-Family) | $574K |
— applied Jun 28, 2018 | 845 McGrath Hwy, Somerville Massachusetts 02145 | Commercial New Construction | $150M |
— applied Jun 27, 2014 | 139 Summer St, Somerville Massachusetts 02143 | Residential Demolition Residential | $5K |
Other top Residential New (Single-Family) contractors in Boston
- Brickstone Builders45 residential new (single-family)
- North America Development32 residential new (single-family)
- Sal Querusio20 residential new (single-family)
- Niranjan Gawli18 residential new (single-family)
- J Landry Design Build16 residential new (single-family)
- Dellbrook Jks13 residential new (single-family)
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