Updated: May 12, 2026
Location and Projects
Address
34-18 Northern Blvd, Long Island City, NY, 11101
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Keystone Mechanical Inc
Their BuildZoom score of 0 does not rank in the top 50% of New York contractors.
If you are thinking of hiring Keystone Mechanical Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Keystone Mechanical Inc Contact Information
Phone Number: (718) 375-5757
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Address: 34-18 Northern Blvd, Long Island City, NY 11101
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Building Permits by Keystone Mechanical Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
No Description Available
Valuation:
N/A
Permit #:
121551686-01-EW-MH
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
121928003-01-EW-MH
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
140605717-01-EW-MH
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
420325151-01-FO-EA
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
420325151-01-FO
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
420325151-01-AL
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
220255774-01-EW-MH
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
122521510-01-EW-MH
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Alteration type 2 - mech/hvac herewith filing for interior plumbing sprinkler and mechanical renovation work (pl sp & mh) as per plans submitted. no change in use egress or occupancy
Valuation:
$280,000
Permit #:
121016060-02-EW-MH
Status:
issued
Fee:
$3,098
Permit Type:
N/A
Building Type:
O6-office buildings
No Description Available
Valuation:
N/A
Permit #:
121011449-01-EW-MH
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
102814377-01-EW-MH
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
104474891-01-EW-MH
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
120434930-01-EW-MH
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
104511654-01-EW-MH
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Alteration type 2 - mech/hvac installation of two 5-ton units and ductwork modifications as per plans filed. there is no change to occupancy use or egress
Valuation:
$38,000
Permit #:
121538416-02-EW-MH
Status:
issued
Fee:
$605
Permit Type:
N/A
Building Type:
R0-condominiums
Alteration type 2 - construction propose to legalize existing swimmingpool installed prior to 1/1/89 installed in rear yard of building asper construction inspector field objecti on dated 5/28/02. no work to be doneunder this application
Valuation:
$5,000
Permit #:
104510904-01-EW-OT
Status:
SIGNED OFF
Fee:
$100
Permit Type:
N/A
Building Type:
N/A
Alteration type 2 - mech/hvac demolish existing interior partitions, er ect new partitions and new hung ceiling to alter existing apartment mechanical anical and plumbingwork in conjuction ith alteration. no change in use occupan cy or egrees
Valuation:
$70,000
Permit #:
102814377-01-EW-MH
Status:
issued
Fee:
$809
Permit Type:
N/A
Building Type:
D4-elevator apart...
No Description Available
Valuation:
N/A
Permit #:
420023762-01-EW-MH
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
401292070-01-EW-MH
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
103762135-01-EW-MH
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Keystone Mechanical Inc Reviews
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Keystone Mechanical Inc License info
License Not Verified
| License # | 10126 |
| Status | Active |
| State | New York |
| Type | General Contractor - Non-Registered |
- When BuildZoom last verified this license, it had an expiration date of November, 2012. Check the current license status of Keystone Mechanical Inc with the New York City Department of Buildings
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 010126 |
| Status | Inactive |
| State | New York |
| Type | Electrician |
- According to the New York City Department of Buildings, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Keystone Mechanical Inc at the New York City Department of Buildings.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 010126 |
| Status | Inactive |
| State | New York |
| Type | General Contractor Non Registered |
- According to the New York City Department of Buildings, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Keystone Mechanical Inc at the New York City Department of Buildings.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 1358394-DCA |
| Status | Inactive |
| State | New York |
| Type | Home Improvement Contractor |
- According to the New York Department of Consumer Affairs, the status of this license was at one point cancelled. However, this information may have changed. If this is your business, please update your license status.
Check this license's status for Keystone Mechanical Inc at the New York Department of Consumer Affairs.
This is a sample of licensing data; click here to access a complete history.
ALERT*
BuildZoom Score
- How the BuildZoom Score works
- *No active license on file. If you are Keystone Mechanical Inc, click “This is My Business” to update your information.
Insured
| Insurer | Nationwide Mutual (Ni) |
Insured
| Workers Comp Provider | Unknown |
32
Permits
- Building permit records show that Keystone Mechanical Inc has worked on 32 permitted projects.
Keystone Mechanical Inc Employees
DH
David Hazan
Owner
RP
R Pennachio
None