G.N.T. Mechanical LLC
G.N.T. Mechanical LLC is a diversified New York City contractor — 1,181 segment-eligible permits spanning 7 segments, led by multifamily fire protection (47%) and multifamily alteration (37%). Its permit record in New York City spans 2016–2026. Reliable permit valuations total ≈$38.5M (across the 70% of filings with a valuation we can stand behind). Filing activity is down 31% over the last 90 days versus the prior 90.
- Market
- New York City
- Active
- 2016–2026 · 10 yrs
- Licence IDs on their permits
- 8
- Reliable value
- $38.5M
- Coverage
- 70%
- Reliable filings
- 456
- Rank in New York City
- #400
- Permits (all-time, all segments)
- 1,439
- Filings 90d
- 18
- Filings 30d
- 5
- Latest permit
- Jul 28, 2026
- 0000035
- 000035
- 0000547
- 0001183
- 0001768
- 000547
- 001183
- 001768
As named in the permit records — identifiers we surface, not verified state licensure.
Typical service area ~10 mi in New York City
The p90 footprint of where G.N.T. Mechanical LLC has pulled permits in New York City — drawn from all 1,466 of their indexed permits. It reflects detected permit activity, not a guaranteed service-area claim.
- NYC1,466
Showing 20 of 1,181 permits by G.N.T. Mechanical LLC in the indexed window · most recent first
- Oct 9, 2026Commercial Fire Protection25 Navy Street, Brooklyn, NY 11201Alteration$150K
- Oct 8, 2026Commercial MEP245 West 55 Street, Manhattan, NY 10019Plumbing$2.9M
- Oct 8, 2026Commercial Fire Protection245 West 55 Street, Manhattan, NY 10019Alteration$700K
- Oct 8, 2026Commercial Fire Protection245 West 55 Street, Manhattan, NY 10019Alteration$700K
- Oct 5, 2026Multifamily Fire Protection33 Union Square West, Manhattan, NY 10003Alteration$406K
- Sep 8, 2026Commercial Fire Protection98 Montague Street, Brooklyn, NY 11201Alteration$65K
- Sep 1, 2026Commercial Fire Protection185 Marcy Avenue, Brooklyn, NY 11211Alteration$1.2M
- Sep 1, 2026Commercial Fire Protection185 Marcy Avenue, Brooklyn, NY 11211Alteration$1.2M
- Sep 1, 2026Commercial Fire Protection185 Marcy Avenue, Brooklyn, NY 11211Alteration$1.2M
- Sep 1, 2026Commercial Fire Protection185 Marcy Avenue, Brooklyn, NY 11211Alteration$1.2M
- Sep 1, 2026Commercial Fire Protection1320 Inwood Avenue, Bronx, NY 10452Alteration—
- Sep 1, 2026Multifamily Fire Protection83 Chambers Street, Manhattan, NY 10007Alteration$565K
- Aug 7, 2026Multifamily Fire Protection50-25 Barnett Ave, Queens, NY 11104Alteration$45K
- Aug 7, 2026Multifamily Fire Protection50-25 Barnett Ave, Queens, NY 11104Alteration$45K
- Aug 4, 2026Multifamily Fire Protection50-25 Barnett Ave, Queens, NY 11104Alteration$45K
- Aug 4, 2026Multifamily Fire Protection50-25 Barnett Ave, Queens, NY 11104Alteration$45K
- Jul 28, 2026Commercial Fire Protection185 Marcy Avenue, Brooklyn, NY 11211Alteration$1K
- Jul 21, 2026Commercial Fire Protection98 Montague Street, Brooklyn, NY 11201Alteration$160K
- Jul 15, 2026Multifamily Fire Protection401 East 51 Street, Manhattan, NY 10022Alteration—
- Jul 15, 2026Multifamily Fire Protection401 East 51 Street, Manhattan, NY 10022Alteration—
Oct 9, 2026 | 25 Navy Street, Brooklyn, NY 11201 | Commercial Fire Protection | $150K |
Oct 8, 2026 | 245 West 55 Street, Manhattan, NY 10019 | Commercial MEP | $2.9M |
Oct 8, 2026 | 245 West 55 Street, Manhattan, NY 10019 | Commercial Fire Protection | $700K |
Oct 8, 2026 | 245 West 55 Street, Manhattan, NY 10019 | Commercial Fire Protection | $700K |
Oct 5, 2026 | 33 Union Square West, Manhattan, NY 10003 | Multifamily Fire Protection | $406K |
Sep 8, 2026 | 98 Montague Street, Brooklyn, NY 11201 | Commercial Fire Protection | $65K |
Sep 1, 2026 | 185 Marcy Avenue, Brooklyn, NY 11211 | Commercial Fire Protection | $1.2M |
Sep 1, 2026 | 185 Marcy Avenue, Brooklyn, NY 11211 | Commercial Fire Protection | $1.2M |
Sep 1, 2026 | 185 Marcy Avenue, Brooklyn, NY 11211 | Commercial Fire Protection | $1.2M |
Sep 1, 2026 | 185 Marcy Avenue, Brooklyn, NY 11211 | Commercial Fire Protection | $1.2M |
Sep 1, 2026 | 1320 Inwood Avenue, Bronx, NY 10452 | Commercial Fire Protection | — |
Sep 1, 2026 | 83 Chambers Street, Manhattan, NY 10007 | Multifamily Fire Protection | $565K |
Aug 7, 2026 | 50-25 Barnett Ave, Queens, NY 11104 | Multifamily Fire Protection | $45K |
Aug 7, 2026 | 50-25 Barnett Ave, Queens, NY 11104 | Multifamily Fire Protection | $45K |
Aug 4, 2026 | 50-25 Barnett Ave, Queens, NY 11104 | Multifamily Fire Protection | $45K |
Aug 4, 2026 | 50-25 Barnett Ave, Queens, NY 11104 | Multifamily Fire Protection | $45K |
Jul 28, 2026 | 185 Marcy Avenue, Brooklyn, NY 11211 | Commercial Fire Protection | $1K |
Jul 21, 2026 | 98 Montague Street, Brooklyn, NY 11201 | Commercial Fire Protection | $160K |
Jul 15, 2026 | 401 East 51 Street, Manhattan, NY 10022 | Multifamily Fire Protection | — |
Jul 15, 2026 | 401 East 51 Street, Manhattan, NY 10022 | Multifamily Fire Protection | — |
Addresses where G.N.T. Mechanical 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.
- Master Fire Prevention Systems2,677 multifamily fire protection
- Ideal Fire Control1,656 multifamily fire protection
- Safety Fire Sprinkler Cor1,284 multifamily fire protection
- Fire Command CO, INC1,186 multifamily fire protection
- Master Fire Systems, INC1,023 multifamily fire protection
- Prime Piping & Heating In1,022 multifamily fire protection
Put G.N.T. Mechanical 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.