Contractor Profile
Kay Builders INC
Kay Builders INC is a diversified New York City contractor — 27 segment-eligible permits spanning 4 segments, led by multifamily alteration (44%) and temporary construction support (30%). Its permit record in New York City spans 2018–2026. Reliable permit valuations total ≈$19.1M (across the 61% of filings with a valuation we can stand behind).
First permit: Jul 13, 2018 (2,970d ago)Latest permit: Apr 14, 2026 (138d ago)
The sales record
- Market
- New York City
- Active
- 2018–2026 · 8 yrs
- Licenses on file
- 2
- Reliable value
- $19.1M
- Coverage
- 61%
- Reliable filings
- 17
- Rank in New York City
- #15,162
- Permits (all-time, all segments)
- 36
- Filings 90d
- 0
- Filings 30d
- 0
- Latest permit
- Apr 14, 2026
Typical project size$35Ktypically $1K–$2.8M across 17 valued permits
Where they work
Firmographics
License & registration IDs on file
- 0618358
- 618358
As named in the permit records — identifiers we surface, not verified state licensure.
Direct contactNot in our data — we don’t fabricate firmographics.
Monthly activity
Feb ’250–3 permits/moApr ’26
permits per month permit value
Service area
Typical service area ~2 mi in New York City
The p90 footprint of where Kay Builders INC has pulled permits in New York City — drawn from all 36 of their indexed permits. It reflects detected permit activity, not a guaranteed service-area claim.
- NYC36
Showing 20 of 27 permits by Kay Builders INC in the indexed window · most recent first
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- Apr 14, 2026Commercial Alteration400 Thatford Avenue, Brooklyn, NY 11212Alteration · Industrial$4.4M
- Feb 9, 2026Commercial HVAC400 Thatford Avenue, Brooklyn, NY 11212HVAC / Mechanical$1K
- Feb 6, 2026Temporary Construction Support400 Thatford Avenue, Brooklyn, NY 11212Construction Fence$1K
- Feb 6, 2026Commercial Alteration400 Thatford Avenue, Brooklyn, NY 11212Alteration · Industrial$4.4M
- Aug 4, 2025Commercial HVAC400 Thatford Avenue, Brooklyn, NY 11212HVAC / Mechanical$1K
- Jul 31, 2025Commercial Alteration400 Thatford Avenue, Brooklyn, NY 11212Alteration · Industrial$4.4M
- Mar 10, 2025Commercial HVAC400 Thatford Avenue, Brooklyn, NY 11212HVAC / Mechanical$25K
- Feb 18, 2025Commercial Alteration400 Thatford Avenue, Brooklyn, NY 11212Alteration$110K
- Feb 12, 2025Temporary Construction Support400 Thatford Avenue, Brooklyn, NY 11212Construction Fence$1K
- Oct 26, 2023Multifamily Alteration3308 Glenwood Road, Brooklyn, NY 11210Support of Excavation$100 ⚠
- Sep 27, 2023Multifamily Alteration3308 Glenwood Road, Brooklyn, NY 11210Foundation Only$100 ⚠
- May 12, 2023Temporary Construction Support3308 Glenwood Road, Brooklyn, NY 11210Construction Fence$100 ⚠
- Feb 8, 2023Multifamily Alteration3308 Glenwood Road, Brooklyn, NY 11210Alteration · Residential$2.8M
- Jan 12, 2023Multifamily Alteration3308 Glenwood Road, Brooklyn, NY 11210HVAC / Mechanical$100 ⚠
- Oct 6, 2022Multifamily Alteration3308 Glenwood Road, Brooklyn, NY 11210Alteration$100 ⚠
- Aug 25, 2022Multifamily Alteration3308 Glenwood Road, Brooklyn, NY 11210Alteration · Residential$2.8M
- May 17, 2022Multifamily Alteration3308 Glenwood Road, Brooklyn, NY 11210Support of Excavation$100 ⚠
- May 17, 2022Multifamily Alteration3308 Glenwood Road, Brooklyn, NY 11210Foundation Only$100 ⚠
- May 16, 2022Temporary Construction Support3308 Glenwood Road, Brooklyn, NY 11210Construction Fence$100 ⚠
- Mar 20, 2020Temporary Construction Support146 Erasmus Street, Brooklyn, NY 11226Construction Fence$160
Apr 14, 2026 | 400 Thatford Avenue, Brooklyn, NY 11212 | Commercial Alteration Industrial | $4.4M |
Feb 9, 2026 | 400 Thatford Avenue, Brooklyn, NY 11212 | Commercial HVAC | $1K |
Feb 6, 2026 | 400 Thatford Avenue, Brooklyn, NY 11212 | Temporary Construction Support | $1K |
Feb 6, 2026 | 400 Thatford Avenue, Brooklyn, NY 11212 | Commercial Alteration Industrial | $4.4M |
Aug 4, 2025 | 400 Thatford Avenue, Brooklyn, NY 11212 | Commercial HVAC | $1K |
Jul 31, 2025 | 400 Thatford Avenue, Brooklyn, NY 11212 | Commercial Alteration Industrial | $4.4M |
Mar 10, 2025 | 400 Thatford Avenue, Brooklyn, NY 11212 | Commercial HVAC | $25K |
Feb 18, 2025 | 400 Thatford Avenue, Brooklyn, NY 11212 | Commercial Alteration | $110K |
Feb 12, 2025 | 400 Thatford Avenue, Brooklyn, NY 11212 | Temporary Construction Support | $1K |
Oct 26, 2023 | 3308 Glenwood Road, Brooklyn, NY 11210 | Multifamily Alteration | $100 ⚠ |
Sep 27, 2023 | 3308 Glenwood Road, Brooklyn, NY 11210 | Multifamily Alteration | $100 ⚠ |
May 12, 2023 | 3308 Glenwood Road, Brooklyn, NY 11210 | Temporary Construction Support | $100 ⚠ |
Feb 8, 2023 | 3308 Glenwood Road, Brooklyn, NY 11210 | Multifamily Alteration Residential | $2.8M |
Jan 12, 2023 | 3308 Glenwood Road, Brooklyn, NY 11210 | Multifamily Alteration | $100 ⚠ |
Oct 6, 2022 | 3308 Glenwood Road, Brooklyn, NY 11210 | Multifamily Alteration | $100 ⚠ |
Aug 25, 2022 | 3308 Glenwood Road, Brooklyn, NY 11210 | Multifamily Alteration Residential | $2.8M |
May 17, 2022 | 3308 Glenwood Road, Brooklyn, NY 11210 | Multifamily Alteration | $100 ⚠ |
May 17, 2022 | 3308 Glenwood Road, Brooklyn, NY 11210 | Multifamily Alteration | $100 ⚠ |
May 16, 2022 | 3308 Glenwood Road, Brooklyn, NY 11210 | Temporary Construction Support | $100 ⚠ |
Mar 20, 2020 | 146 Erasmus Street, Brooklyn, NY 11226 | Temporary Construction Support | $160 |
Sites Kay Builders INC returns to2 in New York City
Addresses where Kay Builders INC 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 Multifamily Alteration contractors in New York City
- Orbit Plbg & Htg INC4,752 multifamily alteration
- The Plumbing Company INC3,247 multifamily alteration
- G. Bauer, INC3,148 multifamily alteration
- Abilene, INC3,137 multifamily alteration
- C C Controlled Combustion2,596 multifamily alteration
- Squan Construction Servic2,433 multifamily alteration
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