Updated: May 19, 2026
Location and Projects
Address
545 8TH AVE, Manhattan, NY, 10018
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Hamiltonair Company HVAC/Mechanical Contractor
Hamiltonair Company, Inc, 545-8 Th Ave, Manhattan, NY (Owned by: William Hamilton) holds a Home Improvement Contractor license and 1 other license according to the New York license board.
Their BuildZoom score of 100 ranks in the top 13% of 77,888 New York licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Hamiltonair Company, Inc, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Hamiltonair Company, Inc Contact Information
Phone Number: (201) 440-9200
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Address: 545 8TH AVE, Manhattan, NY 10018
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Hamiltonair Company, Inc Manhattan
Quality
100
87th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Hamiltonair Company, Inc has a BuildZoom score of 100, which places them above 87% of 77,888 contractors in New York.
Activity
|
37 projects
|
2025 |
|
11 projects
|
2024 |
|
29 projects
|
2023 |
Our building permit records indicate that Hamiltonair Company, Inc has worked on at least
77.0 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
|
69 projects
|
HVAC projects |
|
52 projects
|
Mechanical projects |
Analyzing permits over the last 4 years shows that Hamiltonair Company, Inc mostly works on
hvac project
and mechanical project
projects.
Pricing
|
2 projects
|
< $5k |
|
29 projects
|
$5k-$20k |
|
29 projects
|
$20k-$50k |
|
4 projects
|
$50k-$100k |
|
6 projects
|
$100k-$250k |
|
1 project
|
$250k-$500k |
The typical size of their permits is approximately $24,755. 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 Hamiltonair Company, Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Mechanical work on 19th floor apartment 19b - a. replace (2) existing ptac units replace and relocate (2) ptac units and (1) new replace (2) existing ptac units replace and relocate (2) ptac units and (1) new ptac unit with new opening on north terrace in ki
Valuation:
$45,460
Permit #:
M01177688-S2-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Proposed mechanical work to apartment #11c replacement of air conditioning system with new split unit air conditioning handling units ductwork and air distribution system
Valuation:
$160,000
Permit #:
M01089119-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
General construction to create opening for new air conditioning sleeve at apartment #11e at the 11th floor indicated on drawings filed herewith. no change in use egress or occupancy under this application
Valuation:
$5,000
Permit #:
M01157671-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical work related to the renovation of existing apartment 10b on the 10th floor. no change to use egress or occupancy
Valuation:
$156,000
Permit #:
M01161293-S1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical work filed in conjunction with the renovation of a dwelling unit. architectural and plumbing work filed under separate applications. no change of use occupancy or egress
Valuation:
$8,000
Permit #:
M00818162-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Herewith file plans for the installation of hvac equipment with associated piping filed in conjunction with gc application #m01037122-i1
Valuation:
$90,467
Permit #:
M01180360-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical work filed in conjunction with the renovation of apartment 14e. architectural and plumbing work filed under separate applications. no change of use occupancy or egress
Valuation:
$2,000
Permit #:
M00948660-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Replace existing air conditioning unit and associated components as per plans filed herewith. no change to use egress or occupancy
Valuation:
$59,670
Permit #:
M01178223-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Proposed mechanical work in vacate apartment # 5c of an exist 9 story residential building. mechanical work type is in conjunction with dob now application # m00960727. no change in use egress and occupancy
Valuation:
$10,000
Permit #:
M00961395-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Renovation of apartment 6a on the 6th floor. no change to use occupancy or egress
Valuation:
$255,710
Permit #:
M01073073-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Provide split system unit with through-wall type condensing section to service space cooling load. no change in occupancy use or egress
Valuation:
$40,000
Permit #:
M01125977-S2-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install thru-wall air conditioning units associated gc work and components as per plans filed herewith. no change to use egress or occupancy
Valuation:
$24,130
Permit #:
M01130979-I1-GC-CX
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install thru-wall air conditioning units and associated gc work as per plans. no change to use egress or occupancy
Valuation:
$50,000
Permit #:
M00994950-I1-GC-CX
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Addition of one air-handler including required piping & ductwork for this new zone. existing condenser location to be replaced with new condenser which is similar size. no work to any structural slabs columns or beams
Valuation:
$40,000
Permit #:
M00775205-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install new thru-wall air conditioning units and associated gc work as per plans. no change to use egress or occupancy
Valuation:
$32,000
Permit #:
M00972365-I1-GC-CX
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install thru-wall air conditioning units and associated gc work as per plans. no change to use egress or occupancy
Valuation:
$35,000
Permit #:
M00990256-I1-GC-CX
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install thru-wall air conditioning units and associated gc work as per plans. no change to use egress or occupancy
Valuation:
$35,000
Permit #:
M00940670-I1-GC-CX
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Modification of existing mechanical systems and associated components as per plans. no change to use egress or occupancy
Valuation:
$30,000
Permit #:
M01042077-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Installation of 3 new thru-wall condensing units 3 new dx fan coil units & associated piping & ductwork. new dryer exhaust ductwork. new toilet exhaust ductwork. as per plans filed herewith. no change to use egress or occupancy
Valuation:
$120,000
Permit #:
M00557412-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install air conditioning units with associated accessories install new air cooled condensers with associated accessories furnish and install all sheet metal ductwork furnish and install ceilingdiffusers and return grilles
Valuation:
$30,000
Permit #:
M00660485-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Hamiltonair Company, Inc Reviews
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Hamiltonair Company, Inc License info
Verified License
| License # | 0839130-DCA |
| Status | Active |
| State | New York |
| Type | Home Improvement Contractor |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Hamiltonair Company, Inc at the New York Department of Consumer Affairs.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 006049 |
| Status | Active |
| State | New York |
| Type | General Contractor Non Registered |
- When BuildZoom last verified this license, it had an expiration date of February, 2024. Check the current license status of Hamiltonair Company, Inc with the New York City Department of Buildings
This is a sample of licensing data; click here to access a complete history.
100
BuildZoom Score
Insured
| Insurer | West American Ins Co |
Insured
| Workers Comp Provider | American Fire & Casualty |
346
Permits
- Building permit records show that Hamiltonair Company, Inc has worked on 346 permitted projects.
Hamiltonair Company, Inc Employees
WH
William Hamilton
Owner