Updated: Jan 02, 2026
Location and Projects
Address
79 Madison Ave, New York, NY, 10016
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Sentinel Builders HVAC/Mechanical Contractor
Their BuildZoom score of 0 does not rank in the top 50% of New York contractors.
If you are thinking of hiring Sentinel Builders, LLC, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Sentinel Builders, LLC Contact Information
Phone Number: (914) 274-2874
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Address: 79 Madison Ave, New York, NY 10016
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Sentinel Builders, LLC New York
Quality
Alert*
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
*No active license on file. If you are Sentinel Builders, LLC, click “This is My Business” to update your information.
Activity
|
1 project
|
2026 |
|
7 projects
|
2025 |
|
8 projects
|
2024 |
|
5 projects
|
2023 |
Our building permit records indicate that Sentinel Builders, LLC has worked on at least
21.0 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
|
11 projects
|
Mechanical projects |
Analyzing permits over the last 4 years shows that Sentinel Builders, LLC mostly works on
mechanical project
projects.
Pricing
|
1 project
|
< $5k |
|
2 projects
|
$5k-$20k |
|
5 projects
|
$20k-$50k |
|
6 projects
|
$50k-$100k |
|
7 projects
|
$100k-$250k |
|
5 projects
|
$250k-$500k |
|
4 projects
|
$500k-$1mil |
|
2 projects
|
$1mil+ |
The typical size of their permits is approximately $92,385. 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 Sentinel Builders, LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
Work to apts 2a 2b 2d 2e 2f 3a 3b 3c 3d 3e 3f 4b 4c 4e 4f 5a 5b 5c 5d 5e 5f 6b 6d 6e&6f and stair hall in exst. building. alterations to include relocated partitions. no change to zoning use egress oroccupancy under this application
Valuation:
$1,524,180
Permit #:
M01091294-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Renovate apartment 3 4 and 5. general construction related to apartment renovation. no change to use egress or occupancy
Valuation:
$259,675
Permit #:
M01077026-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Renovate apartment 1 & 4. general construction related to apartment renovation. no change to use egress or occupancy
Valuation:
$263,700
Permit #:
M01077044-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Installation of partitions doors suspended ceiling millwork floor & wall finishes pantry and unisex accessible restrooms on 6th floor. no change to occupancy use or egress is proposed
Valuation:
$350,000
Permit #:
M01091740-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Modify existing air conditioning outside air & toilet exhaust ductwork and existing mechanical piping install vav boxes manual dampers supply return & exhaust air diffusers & grilles and rebalance air supply quantities on 6th floor
Valuation:
$50,000
Permit #:
M01124308-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Renovation of apts 2 & 3 as per plans. no change in use egress or occupancy
Valuation:
$1,060,000
Permit #:
M08038370-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work to a 5 story 4 family mixed use building. alteration to consist of interior partitions work as per plans attached herewith. no change in use egress and occupancy under this application
Valuation:
$561,100
Permit #:
M00738372-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Work to a 5 story 4 family mixed use building. alterations to consist of interior partitions work as per plans attached herewith. no change in use egress and occupancy under this application
Valuation:
$526,300
Permit #:
M00740104-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Renovate apartment 5. general construction related to apartment renovation. no change to use egress or occupancy
Valuation:
$108,100
Permit #:
M01119054-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical modification on 2nd & 3rd floor apts 2 & 3 as per plans. no change in use egress or occupancy
Valuation:
$100,000
Permit #:
M00876672-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical work in conjunction with apartments renovation. no change to use egress or occupancy
Valuation:
$80,000
Permit #:
M01077026-S3-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical work in conjuntion with apartments renovation. no change to use egress or occupancy
Valuation:
$60,000
Permit #:
M01131965-S1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Filing herewith drawings indicating interior renovation on 1st floor (lobby). no change in use egress or occupancy
Valuation:
$624,720
Permit #:
M00827214-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Renovate unit 2s and 2n. convert unit 2s from office to residential
Valuation:
$303,700
Permit #:
M00926153-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Filing herewith interior demotion and renovation to the 11th fl. as per plans filed herewith. no change to use egress or occupancy
Valuation:
$163,461
Permit #:
M00988200-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Respectfully filing herewith for gc work as per plans. no change to use egress or occupancy on this application
Valuation:
$400,000
Permit #:
M00880347-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Herewith filing modifications to existing mechanical system in conjunction with build-out of accessory building superintendents office at cellar. no change in use egress or occupancy proposed
Valuation:
$34,000
Permit #:
M08048745-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Structural work in conjunction with apartments renovation. no change to use egress or occupancy
Valuation:
$25,000
Permit #:
M01077026-S4-ST
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Structural work in conjunction with apartments renovation. no change to use egress or occupancy
Valuation:
$20,000
Permit #:
M01131965-S2-ST
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Herewith filing buildout of building managers office (accessory use) at cellar level. no change in use egress or occupancy proposed
Valuation:
$112,000
Permit #:
M08048639-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Sentinel Builders, LLC Reviews
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Sentinel Builders, LLC License info
License Not Verified
| License # | 612870 |
| Status | Active |
| State | New York |
| Type | Gc Safety Registration, Gc Safety Registration, Gc Safety Registration |
- When BuildZoom last verified this license, it had an expiration date of August, 2023. Check the current license status of Sentinel Builders, LLC with the New York City Department of Buildings
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 Sentinel Builders, LLC, click “This is My Business” to update your information.
Insured
| Insurer | Harleysville Preferred |
Insured
| Workers Comp Provider | New York State Ins Fund |
199
Permits
- Building permit records show that Sentinel Builders, LLC has worked on 199 permitted projects.
Sentinel Builders, LLC Employees
RJ
Ryan Jennings
Owner
TH
Terrence R. Horton
Owner