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Contractor
NY NJ HVAC CONNECTION INC
General Contractor
1 project with open permitsMANHATTAN · 2
2 buildings
6
Total Filings
2
Projects on File
2
Buildings Worked
1
Projects w/ Open Permits
General Contractor
Primary Trade
Activity
Projects by first filing month2 projects all-time
0112Dec '19 · 1Mar '21 · 1Dec '19Feb '20Apr '20Jun '20Aug '20Oct '20Dec '20Feb '21Mar '21
bars = month · line = 3-mo average
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Open permit150%
Signed off150%
By project type
Alteration2
Most active buildings
All buildings →
447 WEST 17 STREETMANHATTAN · latest 03/11/2020
1 projects
31 EAST 37 STREETMANHATTAN · 1 open · latest 04/26/2021
1 projects
Key relationships
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Design firms
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1 projects
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M00491891 ↗31 EAST 37 STREET
MANHATTAN
AlterationPermit Issued03/31/202104/26/2021Replace mechanical unit, ductwork to remain as shown on drawings. No change to use, egress or occupancy.
M00261768 ↗447 WEST 17 STREET
MANHATTAN
AlterationSigned-off12/12/201903/11/2020replace mechanical rooftop units with existing ductwork as shown on drawings. no change to use, egress or occupancy.
Counts cover all 2 projects (2 DOB NOW). Dated by first filing; BIS projects by first permit issuance.
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
GC ENG & ASSOCIATES, PC203/31/2021
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
NEO NEO INC.105/29/2020
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
YAO W GUO ARCHITECT, PC103/31/2021
2 DOB NOW projects, anchored the same way as Buildings Worked. Status is the project's permit state today: open = at least one permit currently issued. BIS projects show their raw permit status and are not counted as open.
All 2Open permit 1Signed off 1
2 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M00491891 ↗31 EAST 37 STREET
MANHATTAN
AlterationPermit Issued03/31/202104/26/2021Replace mechanical unit, ductwork to remain as shown on drawings. No change to use, egress or occupancy.
M00261768 ↗447 WEST 17 STREET
MANHATTAN
AlterationSigned-off12/12/201903/11/2020replace mechanical rooftop units with existing ductwork as shown on drawings. no change to use, egress or occupancy.
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
447 WEST 17 STREET ↗303/21/2026
31 EAST 37 STREET ↗303/21/2026
▾Documents — 21 on file (BIS + DOB NOW)
▸Plans & Drawings3
▸DOB NOWPlans/Sketch - Mechanical Systems2
▸DOB NOWPlans/Sketch1
▸Seals & Professional Certifications15
▸DOB NOWProgress Inspector Seal & Signature9
09/23/2026M00491891-I1 · 31 EAST 37 STREETOpen ↗
09/23/2026M00491891-I1 · 31 EAST 37 STREETOpen ↗
09/23/2026M00491891-I1 · 31 EAST 37 STREETOpen ↗
Showing 3 of 9 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature3
09/23/2026M00491891-I1 · 31 EAST 37 STREETOpen ↗
08/28/2026M00261768-I1 · 447 WEST 17 STREETOpen ↗
08/27/2026M00261768-P1 · 447 WEST 17 STREETOpen ↗
▸DOB NOWDPL-1: Design Professional Seal & Signature3
09/05/2026M00261768-I1 · 447 WEST 17 STREETOpen ↗
08/13/2026M00261768-P1 · 447 WEST 17 STREETOpen ↗
08/13/2026M00491891-I1 · 31 EAST 37 STREETOpen ↗
▸Safety & Tenant Protection2
▸DOB NOWHPD-1: Anti-Harassment Area Checklist2
09/05/2026M00261768-I1 · 447 WEST 17 STREETOpen ↗
08/13/2026M00261768-P1 · 447 WEST 17 STREETOpen ↗
▸Energy Compliance1
▸DOB NOWEN2: As Built Energy Analysis.1
08/13/2026M00491891-I1 · 31 EAST 37 STREETOpen ↗