Updated: May 26, 2026
Location and Projects
Address
35 CRESCENT STREET, Brooklyn, NY, 11208
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Leviathan Mechanical Corp
Leviathan Mechanical Corp, 35 Crescent St, Brooklyn, NY (Owned by: Silvio Losardo) holds a Fire Suppression Contractor B license and 5 other licenses according to the New York license board.
Their BuildZoom score of 106 ranks in the top 7% of 77,888 New York licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Leviathan Mechanical Corp, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Leviathan Mechanical Corp Contact Information
Phone Number: (212) 481-2835
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Address: 35 CRESCENT STREET, Brooklyn, NY 11208
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Leviathan Mechanical Corp Brooklyn
Quality
106
93rd percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Leviathan Mechanical Corp has a BuildZoom score of 106, which places them above 93% of 77,888 contractors in New York.
Activity
|
10 projects
|
2025 |
|
3 projects
|
2024 |
|
6 projects
|
2023 |
Our building permit records indicate that Leviathan Mechanical Corp has worked on at least
19.0 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.
Pricing
|
1 project
|
< $5k |
|
1 project
|
$5k-$20k |
|
1 project
|
$50k-$100k |
|
1 project
|
$100k-$250k |
|
1 project
|
$250k-$500k |
|
1 project
|
$1mil+ |
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 Leviathan Mechanical Corp
This is a sample of this contractor's permits. Click here to access their complete permit history.
Alteration type 2 - boiler boiler conversion upgrade - remove existing 2 oil fired boilers and associated piping controls valves breeching and remove 2 oil storage tanks and associated piping and controls and replace with 2 new gas fired boilers and burners with all associated piping control panels breeching and 1 ss chimney liner. as per plans filed herewith
Valuation:
$4,000,000
Permit #:
421098485-01-EW-BL
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Plumbing - alteration type 2 relocate drinking fountains toilets and lavatories and install new. provide heating relocate existing radiators provide split air conditioning for elevator machine room provide exhaust for new storage and toilet rooms and cabinet unit heater & radiator at elevator lobby
Valuation:
$1,307,970
Permit #:
201199719-02-PL
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Plumbing work on the 1st and 2nd floor as indicated on drawings
Valuation:
$200,000
Permit #:
B00345568-I1-PL
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Herewith filing modifications to the existing plumbing system. no change in use egress or occupancy
Valuation:
$56,298
Permit #:
M00310177-S1-PL
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
K14- replacement of oil fired heating plant w gas fired heating plant including all associated removal of ex. & delivery new. removal of all pneumatic central air compressor prv station air storage tank & provide new ddc control system
Valuation:
$2,000,000
Permit #:
302579751
Status:
ISSUED
Fee:
$20,814
Permit Type:
Boiler
Building Type:
N/A
Reconstruction of existing natatorium including pool structure deck and equipment. reconstruction of bathrooms and locker rooms adjacent to natatorium. waterproofing of the exterior building foundation. removal and replacement of pool heater
Valuation:
$3,545,064
Permit #:
302572124-12-EW-FB
Status:
issued
Fee:
$36,737
Permit Type:
N/A
Building Type:
N/A
Reconstruction of existing natatorium including pool structure deck and equipment. reconstruction of bathrooms and locker rooms adjacent to natatorium. waterproofing of the exterior building foundation. removal and replacement of pool heater
Valuation:
$3,545,064
Permit #:
302572124-12-EW-BL
Status:
issued
Fee:
$36,737
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
302572124-09-PL
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Sprinkler work on the 1st as indicated on drawings
Valuation:
$10,000
Permit #:
B00345572-I1-EW-SP
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Install fire suppression system only as shown on plans in conjunction with dob job#302579751. fire supp. shut off valve filed under this application. no change in occupancy egress or use
Valuation:
$3,000
Permit #:
302583513
Status:
ISSUED
Fee:
$225
Permit Type:
N/A
Building Type:
N/A
Reconstruction of existing natatorium including pool structure deck and equipment. reconstruction of bathrooms and locker rooms adjacent to natatorium. waterproofing of the exterior building foundation. removal and replacement of pool heater
Valuation:
$3,545,064
Permit #:
302572124-09-EW-FB
Status:
issued
Fee:
$36,737
Permit Type:
N/A
Building Type:
N/A
Reconstruction of existing natatorium including pool structure deck and equipment. reconstruction of bathrooms and locker rooms adjacent to natatorium. waterproofing of the exterior building foundation. removal and replacement of pool heater
Valuation:
$3,545,064
Permit #:
302572124-09-EW-BL
Status:
issued
Fee:
$36,737
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
201199498-04-PL
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
201199648-04-PL
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
320400133-05-PL
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
421107359-06-PL
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
421098485-07-EW-BL
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Reconstruction of existing natatorium including pool structure deck and equipment. reconstruction of bathrooms and locker rooms adjacent to natatorium. waterproofing of the exterior building foundation. removal and replacement of pool heater
Valuation:
$3,545,064
Permit #:
302572124-07-EW-FB
Status:
issued
Fee:
$36,737
Permit Type:
N/A
Building Type:
N/A
Reconstruction of existing natatorium including pool structure deck and equipment. reconstruction of bathrooms and locker rooms adjacent to natatorium. waterproofing of the exterior building foundation. removal and replacement of pool heater
Valuation:
$3,545,064
Permit #:
302572124-07-EW-BL
Status:
issued
Fee:
$36,737
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
302572124-06-PL
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Leviathan Mechanical Corp Reviews
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Verified License
BuildZoom confirmed this contractor's license
Leviathan Mechanical Corp License info
Verified License
| License # | 000773 |
| Status | Active |
| State | New York |
| Type | Fire Suppression Contractor B |
- BuildZoom verified this license was active as of November 2025.
Verify this license's status for Leviathan Mechanical Corp at the New York City Department of Buildings.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | 001625 |
| Status | Active |
| State | New York |
| Type | Plumber |
| Date Issued | 02-21-2026 |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Leviathan Mechanical Corp 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 # | 34888 |
| Status | Active |
| State | New York |
- When BuildZoom last verified this license, it had an expiration date of December, 2016. Check the current license status of Leviathan Mechanical Corp with 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 # | 1382 |
| Status | Active |
| County | Westchester County |
| Type | Countywide Master Plumber License |
- When BuildZoom last verified this license, it had an expiration date of December, 2016. Check the current license status of Leviathan Mechanical Corp with the Consumer Westchester County, NY
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 001382 |
| Status | Inactive |
| State | New York |
| Type | Plumber |
- 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 Leviathan Mechanical Corp 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 # | 034888 |
| Status | Inactive |
| State | New York |
| Type | Gc Safety Registration |
- 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 Leviathan Mechanical Corp at the New York City Department of Buildings.
This is a sample of licensing data; click here to access a complete history.
106
BuildZoom Score
Insured
| Insurer | Berkley Ins Company |
Insured
| Workers Comp Provider | Nys Insurance Fund |
86
Permits
- Building permit records show that Leviathan Mechanical Corp has worked on 86 permitted projects.
Leviathan Mechanical Corp Employees
JG
James Gallo
Owner
SL
Silvio Losardo
Owner