Sentinel Builders, LLC
Sentinel Builders, LLC is a diversified New York City contractor — 93 segment-eligible permits spanning 4 segments, led by commercial hvac (43%) and commercial alteration (30%). Its permit record in New York City spans 2014–2026. Reliable permit valuations total ≈$15.7M (across the 61% of filings with a valuation we can stand behind). Filing activity is down 40% over the last 90 days versus the prior 90.
- Market
- New York City
- Active
- 2014–2026 · 12 yrs
- Licence IDs on their permits
- 2
- Reliable value
- $15.7M
- Coverage
- 61%
- Reliable filings
- 59
- Rank in New York City
- #4,526
- Permits (all-time, all segments)
- 185
- Filings 90d
- 3
- Filings 30d
- 3
- Latest permit
- Jun 29, 2026
- 0612870
- 612870
As named in the permit records — identifiers we surface, not verified state licensure.
Typical service area ~9 mi in New York City
The p90 footprint of where Sentinel Builders, LLC has pulled permits in New York City — drawn from all 188 of their indexed permits. It reflects detected permit activity, not a guaranteed service-area claim.
- NYC188
Showing 20 of 93 permits by Sentinel Builders, LLC in the indexed window · most recent first
- Oct 8, 2026Commercial Alteration159-19 Horace Harding Expressway, Queens, NY 11365Alteration$386K
- Oct 1, 2026Commercial Alteration159-19 Horace Harding Expressway, Queens, NY 11365Alteration$1.1M
- Sep 22, 2026Commercial HVAC159-19 Horace Harding Expressway, Queens, NY 11365HVAC / Mechanical$348K
- Jun 29, 2026Commercial HVAC20 West 74 Street, Manhattan, NY 10023HVAC / Mechanical$27K
- Jun 29, 2026Commercial Alteration20 West 74 Street, Manhattan, NY 10023Alteration$64K
- May 8, 2026Commercial Alteration159-19 Horace Harding Expressway, Queens, NY 11365Alteration$1.1M
- Apr 29, 2026Commercial Alteration645 Madison Avenue, Manhattan, NY 10022Alteration$700K
- Apr 7, 2026Commercial Alteration37-12 108 Street, Queens, NY 11368Alteration$75K
- Mar 2, 2026Commercial Alteration645 Madison Avenue, Manhattan, NY 10022Alteration$80K
- Feb 20, 2026Commercial HVAC37-12 108 Street, Queens, NY 11368HVAC / Mechanical$455K
- Feb 18, 2026Commercial Alteration1844 Second Avenue, Manhattan, NY 10128Alteration$82K
- Jan 2, 2026Multifamily Alteration35 East 9 Street, Manhattan, NY 10003Alteration$80K
- Dec 4, 2025Commercial HVAC211 East 43 Street, Manhattan, NY 10017HVAC / Mechanical$130K
- Jul 21, 2025Multifamily Alteration761 Madison Avenue, Manhattan, NY 10065HVAC / Mechanical$12K
- Jul 11, 2025Multifamily Alteration761 Madison Avenue, Manhattan, NY 10065Alteration$180K
- May 23, 2025Multifamily Alteration9 White Street, Manhattan, NY 10013Alteration$1.1M
- May 23, 2025Multifamily Alteration9 White Street, Manhattan, NY 10013HVAC / Mechanical$100K
- Apr 21, 2025Multifamily Alteration149 2 Avenue, Manhattan, NY 10003Alteration$80K
- Apr 18, 2025Multifamily Alteration157 2 Avenue, Manhattan, NY 10003Alteration$80K
- Mar 5, 2025Multifamily Alteration149 2 Avenue, Manhattan, NY 10003Alteration$20K
Addresses where Sentinel Builders, LLC 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.
- Structure Tone INC7,248 commercial hvac
- Jt Magen + CO INC2,151 commercial hvac
- Turner Construction Compa1,893 commercial hvac
- Lehr Construction CORP1,767 commercial hvac
- John Gallin & Son, INC1,606 commercial hvac
- Jrm Construction Mgmt LLC1,407 commercial hvac
Put Sentinel Builders, LLC on your call list.
Watch this contractor above for a daily email when they pull a new permit — or open the whole New York City book: every ranked contractor, enriched and parcel-joined.