Updated: Dec 17, 2025
Location and Projects
Address
49 WEST 38 STREET 6TH FL, New York, NY, 10018
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Gannon Contracting HVAC/Mechanical Contractor
Gannon Contracting LLC, 49 W 38th St, New York, NY (Owned by: Gregory Gannon) holds a Gc Safety Registration, Gc Safety Registration license and 1 other license according to the New York license board.
Their BuildZoom score of 113 ranks in the top 3% of 77,888 New York licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Gannon Contracting LLC, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Gannon Contracting LLC Contact Information
Phone Number: (212) 382-4210
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Address: 49 WEST 38 STREET 6TH FL, New York, NY 10018
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Gannon Contracting LLC New York
Quality
113
97th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Gannon Contracting LLC has a BuildZoom score of 113, which places them above 97% of 77,888 contractors in New York.
Activity
|
14 projects
|
2025 |
|
25 projects
|
2024 |
|
26 projects
|
2023 |
Our building permit records indicate that Gannon Contracting LLC has worked on at least
65.0 projects over the past 3 years.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
This is an overview of this contractor's activity. Click here to access our complete licensing and building permit database.
Experience
|
8 projects
|
Commercial Renovations |
|
3 projects
|
Home Additions |
|
28 projects
|
Mechanical projects |
|
20 projects
|
HVAC projects |
Analyzing permits over the last 4 years shows that Gannon Contracting LLC mostly works on
mechanical project
and hvac project
projects.
Pricing
|
2 projects
|
< $5k |
|
10 projects
|
$5k-$20k |
|
18 projects
|
$20k-$50k |
|
17 projects
|
$50k-$100k |
|
23 projects
|
$100k-$250k |
|
16 projects
|
$250k-$500k |
|
14 projects
|
$500k-$1mil |
|
8 projects
|
$1mil+ |
The typical size of their permits is approximately $125,000. This graph shows the distribution of these job values.
Pro tip:
For more details about their pricing, check out their recent activity to see how much they have charged for different types of work.
Building Permits by Gannon Contracting LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
Modifications to the existing hvac system: installation of ductwork insulations air outlets controls control wiring & accessories on the 5th floor as per plans (stifel north floor buildout.) no change to use egress or occupancy
Valuation:
$489,600
Permit #:
M01246958-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Modifications to the existing hvac system: f&i new ductwork insulation acoustical lining air outlets air conditioning units controls & control wiring and piping on the 4th floor as per plans (stifel - buildout phase.) no change to use egress or occupancy
Valuation:
$437,500
Permit #:
M00914594-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Removal and disposal of interior partitions doors ceilings and finishes with patch and repair of walls columns and floors on the cellar 1st and mezzanine floors (retail demolish & whitebox) as per plans. no change to use egress or occupancy
Valuation:
$249,987
Permit #:
M01255180-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Addition of pop-in area and canopy at south setback elevation. modification to existing structural framing for interior water tank support. concrete placement at raised platforms for alternate egress paths. no change in use egress or occupancy
Valuation:
$452,530
Permit #:
M00784865-S4-ST
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Application filed to reflect passive recreation space on the 16th floor and installation of rated corridor and doors as shown on plans filed herewith. misc. plumbing mechanical and sprinkler structural landscape and pa to be filed separately
Valuation:
$1,844,699
Permit #:
M00784865-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Modifications to the existing hvac system: install new ductwork insulations vav boxes acoustical lining air outlets controls control wiring & air balancing on the 4th and 11th floors as per plans (stifel - restrooms and buildout.)
Valuation:
$785,000
Permit #:
M00997315-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Minor interior demolition. installation of new interior walls doors frames flooring suspended ceiling office front system painting and finishes on the 4th & 11th floors as per plans (stifel restrooms and buildout.)
Valuation:
$2,176,000
Permit #:
M00997297-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install new walls office front system doors new suspended ceiling flooring and finishes on the 5th floor as per plans (stifel north floor buildout.) no change to use egress or occupancy
Valuation:
$1,020,000
Permit #:
M01246932-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Minor demolition with installation of new partitions doors ceilings and finishes on the 19th and 20th floors (cole schotz) as per plans. no change to use egress or occupancy
Valuation:
$466,500
Permit #:
M01239890-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Minor interior demolish. installation of new suspended ceiling ceiling tiles flooring and finishes on the 5th floor as per plans (stifel office renovations.) no change to use egress or occupancy
Valuation:
$600,000
Permit #:
M01100958-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Minor interior demolition: removal and disposal of interior partitions fixtures suspended ceilings floor finishes building in millwork fixtures and finishes on the 11th floor as per plans (stifel - demo.) no change to use egress or occupancy
Valuation:
$197,000
Permit #:
M00963475-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Minor demolition with installation of new partitions doors suspended ceilings and finishes on the 50th floor (solamare management office) as per plans. no change to use egress or occupancy
Valuation:
$889,976
Permit #:
M01088600-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Modification to existing hvac ductwork and related piping as shown on drawings. no change in use egress or occupancy
Valuation:
$625,000
Permit #:
M00999844-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Minor interior demo: remove and discard walls ceilings flooring and millwork. install new walls doors frames pantry cabinets island suspended ceiling flooring and finishes on the 3-4th floors as per plans (stifel pantry project.)
Valuation:
$297,000
Permit #:
M01030737-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Minor interior demo: remove and discard walls ceilings flooring and millwork. install new walls doors frames pantry cabinets island suspended ceiling flooring and finishes on the 3-4th floors as per plans (stifel restroom project.)
Valuation:
$425,780
Permit #:
M01089150-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical work on the 31st and 32nd floor as plans filed herewith. no change in use egress or occupancy
Valuation:
$1,139,600
Permit #:
M01030190-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Landscape modifications across 16th floor setback roof including paving planting and specialty site features. no change in use egress or occupancy filed under this application
Valuation:
$1,875,000
Permit #:
M00784865-S5-EA
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Minor interior demolition of bathrooms. installation of new partitions office front system suspended ceilings flooring and finishes on the 4th floor as per plans (stifel - buildout phase.) no change to use egress or occupancy
Valuation:
$952,500
Permit #:
M00914567-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Removal and disposal of interior partitions doors stair suspended ceilings and finishes with patching and painting on the 5th and 6th floors as per plans. no change to use egress or occupancy
Valuation:
$510,000
Permit #:
M00951562-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Modifications to the existing hvac system on the 19th & 48th floors (pre-build/turnkey) as per plans. no change to use egress or occupancy
Valuation:
$328,368
Permit #:
M01118610-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Gannon Contracting LLC Reviews
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Verified License
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Gannon Contracting LLC License info
Verified License
| License # | 012107 |
| Status | Active |
| State | New York |
| Type | Gc Safety Registration, Gc Safety Registration |
- BuildZoom has not verified this license since May, 2025.
Verify this license's status for Gannon Contracting LLC at the New York City Department of Buildings.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 12107 |
| Status | Active |
| State | New York |
- When BuildZoom last verified this license, it had an expiration date of November, 2015. Check the current license status of Gannon Contracting LLC with the New York City Department of Buildings
This is a sample of licensing data; click here to access a complete history.
113
BuildZoom Score
Insured
| Insurer | Traverlers Indemnity Co |
Insured
| Workers Comp Provider | Pheonix Ins Co |
277
Permits
- Building permit records show that Gannon Contracting LLC has worked on 277 permitted projects.
Gannon Contracting LLC Employees
GG
Gregory Gannon
Owner