Cornerstone Builders Ny L
Name shown as recorded. This name is cut off at 25 characters by the New York City source. The full name is not published in any NYC dataset, so we show exactly what the record contains.
Cornerstone Builders Ny L is a diversified New York City contractor — 107 segment-eligible permits spanning 3 segments, led by multifamily alteration (50%) and temporary construction support (42%). Its permit record in New York City spans 2012–2026. Reliable permit valuations total ≈$12.8M (across the 58% of filings with a valuation we can stand behind).
- Market
- New York City
- Active
- 2012–2026 · 14 yrs
- Licence IDs on their permits
- 2
- Reliable value
- $12.8M
- Coverage
- 58%
- Reliable filings
- 45
- Rank in New York City
- #3,653
- Permits (all-time, all segments)
- 231
- Filings 90d
- 3
- Filings 30d
- 0
- Latest permit
- Jul 9, 2026
- 0609258
- 609258
As named in the permit records — identifiers we surface, not verified state licensure.
Typical service area ~1 mi in New York City
The p90 footprint of where Cornerstone Builders Ny L has pulled permits in New York City — drawn from all 232 of their indexed permits. It reflects detected permit activity, not a guaranteed service-area claim.
- NYC232
Showing 20 of 107 permits by Cornerstone Builders Ny L in the indexed window · most recent first
- Jul 9, 2026Temporary Construction Support161 Middleton Street, Brooklyn, NY 11206Construction Fence—
- Jul 9, 2026Multifamily Alteration161 Middleton Street, Brooklyn, NY 11206Alteration · Residential—
- Jun 22, 2026Multifamily Alteration405 Marcy Avenue, Brooklyn, NY 11206HVAC / Mechanical$101K
- Sep 29, 2025Multifamily Alteration405 Marcy Avenue, Brooklyn, NY 11206Alteration$30K
- Jul 28, 2025Multifamily Alteration405 Marcy Avenue, Brooklyn, NY 11206Alteration$456K
- Jul 16, 2025Multifamily Alteration161 Middleton Street, Brooklyn, NY 11206Alteration · Residential—
- Jul 15, 2025Multifamily Alteration200 Middleton Street, Brooklyn, NY 11206Alteration · Residential$2.0M
- Jul 9, 2025Temporary Construction Support161 Middleton Street, Brooklyn, NY 11206Construction Fence—
- Jul 9, 2025Multifamily Alteration161 Middleton Street, Brooklyn, NY 11206Alteration · Residential—
- Jul 8, 2025Multifamily Alteration161 Middleton Street, Brooklyn, NY 11206Support of Excavation—
- Jul 8, 2025Multifamily Alteration161 Middleton Street, Brooklyn, NY 11206Foundation Only—
- May 7, 2025Multifamily Alteration161 Middleton Street, Brooklyn, NY 11206Foundation Only—
- May 7, 2025Multifamily Alteration161 Middleton Street, Brooklyn, NY 11206Support of Excavation—
- Apr 30, 2025Temporary Construction Support161 Middleton Street, Brooklyn, NY 11206Construction Fence—
- Apr 30, 2025Multifamily Alteration161 Middleton Street, Brooklyn, NY 11206Alteration · Residential—
- Jul 29, 2024Multifamily Alteration30 Bartlett Street, Brooklyn, NY 11206Alteration · Residential$10K
- Jul 17, 2024Multifamily Alteration200 Middleton Street, Brooklyn, NY 11206Alteration · Residential$2.0M
- May 9, 2024Temporary Construction Support124 Pulaski Street, Brooklyn, NY 11206Construction Fence$160
- Apr 8, 2024Multifamily Alteration200 Middleton Street, Brooklyn, NY 11206HVAC / Mechanical$3K
- Feb 26, 2024Temporary Construction Support89 Franklin Avenue, Brooklyn, NY 11205Construction Fence$100 ⚠
Jul 9, 2026 | 161 Middleton Street, Brooklyn, NY 11206 | Temporary Construction Support | — |
Jul 9, 2026 | 161 Middleton Street, Brooklyn, NY 11206 | Multifamily Alteration Residential | — |
Jun 22, 2026 | 405 Marcy Avenue, Brooklyn, NY 11206 | Multifamily Alteration | $101K |
Sep 29, 2025 | 405 Marcy Avenue, Brooklyn, NY 11206 | Multifamily Alteration | $30K |
Jul 28, 2025 | 405 Marcy Avenue, Brooklyn, NY 11206 | Multifamily Alteration | $456K |
Jul 16, 2025 | 161 Middleton Street, Brooklyn, NY 11206 | Multifamily Alteration Residential | — |
Jul 15, 2025 | 200 Middleton Street, Brooklyn, NY 11206 | Multifamily Alteration Residential | $2.0M |
Jul 9, 2025 | 161 Middleton Street, Brooklyn, NY 11206 | Temporary Construction Support | — |
Jul 9, 2025 | 161 Middleton Street, Brooklyn, NY 11206 | Multifamily Alteration Residential | — |
Jul 8, 2025 | 161 Middleton Street, Brooklyn, NY 11206 | Multifamily Alteration | — |
Jul 8, 2025 | 161 Middleton Street, Brooklyn, NY 11206 | Multifamily Alteration | — |
May 7, 2025 | 161 Middleton Street, Brooklyn, NY 11206 | Multifamily Alteration | — |
May 7, 2025 | 161 Middleton Street, Brooklyn, NY 11206 | Multifamily Alteration | — |
Apr 30, 2025 | 161 Middleton Street, Brooklyn, NY 11206 | Temporary Construction Support | — |
Apr 30, 2025 | 161 Middleton Street, Brooklyn, NY 11206 | Multifamily Alteration Residential | — |
Jul 29, 2024 | 30 Bartlett Street, Brooklyn, NY 11206 | Multifamily Alteration Residential | $10K |
Jul 17, 2024 | 200 Middleton Street, Brooklyn, NY 11206 | Multifamily Alteration Residential | $2.0M |
May 9, 2024 | 124 Pulaski Street, Brooklyn, NY 11206 | Temporary Construction Support | $160 |
Apr 8, 2024 | 200 Middleton Street, Brooklyn, NY 11206 | Multifamily Alteration | $3K |
Feb 26, 2024 | 89 Franklin Avenue, Brooklyn, NY 11205 | Temporary Construction Support | $100 ⚠ |
Addresses where Cornerstone Builders Ny L 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.
- Orbit Plbg & Htg INC4,754 multifamily alteration
- The Plumbing Company INC3,247 multifamily alteration
- G. Bauer, INC3,148 multifamily alteration
- Abilene, INC3,137 multifamily alteration
- C C Controlled Combustion2,597 multifamily alteration
- Squan Construction Servic2,433 multifamily alteration
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