Cornerstone Construction
Cornerstone Construction concentrates in multifamily alteration in New York City (85% of its 114 segment-eligible permits), with secondary activity across 2 other segments. Its permit record in New York City spans 1997–2026. Reliable permit valuations total ≈$7.8M (across the 54% of filings with a valuation we can stand behind).
- Market
- New York City
- Active
- 1997–2026 · 29 yrs
- Licenses on file
- 9
- Reliable value
- $7.8M
- Coverage
- 54%
- Reliable filings
- 49
- Rank in New York City
- #5,156
- Permits (all-time, all segments)
- 159
- Filings 90d
- 1
- Filings 30d
- 0
- Latest permit
- Jul 13, 2026
Primarily Multifamily Alteration — 85% of 114 segment-classified permits
- 0005805
- 0018844
- 0024216
- 0036273
- 0608314
- 0620618
- 608314
- 620618
- 622418
As named in the permit records — identifiers we surface, not verified state licensure.
Typical service area ~7 mi in New York City
The p90 footprint of where Cornerstone Construction has pulled permits in New York City — drawn from all 159 of their indexed permits. It reflects detected permit activity, not a guaranteed service-area claim.
- NYC159
Showing 20 of 114 permits by Cornerstone Construction in the indexed window · most recent first
Jul 13, 2026 | 334 West 86 Street, Manhattan, NY 10024 | Multifamily Alteration | $150K |
Apr 18, 2025 | 27 Bleecker Street, Manhattan, NY 10012 | Multifamily Alteration | $25K |
Apr 15, 2025 | 40 East 9 Street, Manhattan, NY 10003 | Multifamily Alteration | $1K |
Mar 6, 2025 | 40 East 9 Street, Manhattan, NY 10003 | Multifamily Alteration | $15K |
Jan 16, 2025 | 505 West End Avenue, Manhattan, NY 10024 | Multifamily Alteration | $1K |
Jan 16, 2025 | 505 West End Avenue, Manhattan, NY 10024 | Multifamily Alteration | $60K |
Dec 12, 2024 | 1136 5 Avenue, Manhattan, NY 10128 | Multifamily Alteration | $1.2M |
Dec 11, 2024 | 252 West 85 Street, Manhattan, NY 10024 | Multifamily Alteration | $152K |
Sep 10, 2024 | 252 West 85 Street, Manhattan, NY 10024 | Multifamily Alteration | $152K |
Jul 22, 2024 | 1136 Fifth Avenue, Manhattan, NY 10128 | Multifamily Alteration | $120K |
Jul 22, 2024 | 1136 5 Avenue, Manhattan, NY 10128 | Multifamily Alteration | $1.2M |
Dec 14, 2023 | 125 East 72 Street, Manhattan, NY 10021 | Multifamily Alteration | $11K |
Dec 6, 2023 | 125 East 72 Street, Manhattan, NY 10021 | Multifamily Alteration | $150K |
Sep 26, 2023 | 233 Clermont Avenue, Brooklyn, NY 11205 | Multifamily Alteration | $40K |
Sep 25, 2023 | 105 Carroll Street, Brooklyn, NY 11231 | Multifamily Alteration | $50K |
Jul 26, 2023 | 315 West 86 Street, Manhattan, NY 10024 | Multifamily Alteration | $35K |
Jul 26, 2023 | 315 West 86 Street, Manhattan, NY 10024 | Multifamily Alteration | $35K |
May 25, 2023 | 998 Amsterdam Avenue, Manhattan, NY 10025 | Multifamily Alteration | $48K |
May 5, 2023 | 17 East 89 Street, Manhattan, NY 10128 | Multifamily Alteration | $800K |
Apr 13, 2023 | 122 East 82 Street, Manhattan, NY 10028 | Multifamily Alteration | $147K |
Addresses where Cornerstone 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.
- Orbit Plbg & Htg INC4,742 multifamily alteration
- The Plumbing Company INC3,247 multifamily alteration
- G. Bauer, INC3,147 multifamily alteration
- Abilene, INC3,136 multifamily alteration
- C C Controlled Combustion2,592 multifamily alteration
- Squan Construction Servic2,432 multifamily alteration
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