Updated: May 05, 2026
Location and Projects
Address
99 POWERHOUSE RD, Roslyn Heights, NY, 11577
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Keystone Builders Group Construction
Serving clients across Long Island and New York City, Keystone Builders Group, Inc specializes in residential new construction, home additions, and interior renovations. Based in Roslyn Heights, this contractor handles projects ranging from full custom home builds to kitchen, bathroom, and basement remodeling. Keystone Builders Group’s portfolio showcases work in neighborhoods such as Great Neck, Manhasset, and the North Shore, with a focus on modern and transitional design styles. The company works with homeowners seeking tailored solutions for expanding or upgrading their living spaces and manages every phase of construction, from initial planning and permitting through to project completion. With six years of experience, Keystone Builders Group demonstrates familiarity with current materials and building techniques, meeting the expectations of clients undertaking both large-scale and detail-focused renovations.
Keystone Builders Group, Inc Services
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Keystone Builders Group, Inc Contact Information
Phone Number: (212) 255-5557
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Address: 99 POWERHOUSE RD, Roslyn Heights, NY 11577
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Keystone Builders Group, Inc Roslyn Heights
Quality
104
91st percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Keystone Builders Group, Inc has a BuildZoom score of 104, which places them above 91% of 77,888 contractors in New York.
Activity
|
11 projects
|
2025 |
|
12 projects
|
2024 |
|
5 projects
|
2023 |
Our building permit records indicate that Keystone Builders Group, Inc has worked on at least
28.0 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
|
3 projects
|
Kitchen remodels |
Analyzing permits over the last 4 years shows that Keystone Builders Group, Inc mostly works on
kitchen remodel
projects.
Pricing
|
3 projects
|
< $5k |
|
3 projects
|
$5k-$20k |
|
8 projects
|
$20k-$50k |
|
7 projects
|
$50k-$100k |
|
6 projects
|
$100k-$250k |
|
7 projects
|
$250k-$500k |
|
3 projects
|
$500k-$1mil |
|
2 projects
|
$1mil+ |
The typical size of their permits is approximately $110,000. 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 Keystone Builders Group, Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
Renovation to existing units 28c 29c 30c 31c 32c 33c 34c 35c 36c 37c 38c 39c 40c as per plans filed herewith. all energy calculations for lighting filed under m01092673-i1. no change to use egress or occupancy
Valuation:
$520,000
Permit #:
M01221784-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Interior fit out of existing ground floor commercial space of existing mixed=used building. no change to occupancy. use or egree. no structural work
Valuation:
$300,000
Permit #:
M01086180-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Renovation to existing units 17a 17d 19b 19c 22a 22c 23a 23c 24a 25b 25d as per plans filed herewith. all energy calculations for lighting filed under m01092673-i1. no change to use egress or occupancy
Valuation:
$440,000
Permit #:
M01173063-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Renovation to existing units 32a 32b 34a 34b 36b 37a 37b 41a 41b as per plans filed herewith. all energy calculations for lighting filed under m01092673-i1. no change to use egress or occupancy
Valuation:
$360,000
Permit #:
M01206981-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Renovation to existing units 8c 8d 9c 9d 9f 10e 12c 14c 15a 15f 16a as per plans filed herewith. all energy calculations for lighting filed under m01092673-i1. no change to use egress or occupancy
Valuation:
$440,000
Permit #:
M01168775-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Renovation to existing units 26a 26c 26d 27a 27b 27c 27d 29b 30b 31a as per plans filed herewith. all energy calculations for lighting filed under m01092673-i1. no change to use egress or occupancy
Valuation:
$400,000
Permit #:
M01173131-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Decomm. & abandon in place existing air conditioning unit & exhaust fan. replace exst. bathroom exhaust grille & supply diffuser. relocate exst. cooling distribution for air conditioning unit. redist. downstream airflow distribution for vav-6-4 and 6-3. new transfer fan in pantry
Valuation:
$60,452
Permit #:
M01165057-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Demolition and build-back of non-bearing partitions. new ceiling grid and tile new finishes replace existing restroom fixtures
Valuation:
$340,228
Permit #:
M01164883-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Combination of existing units 3h & 3i 4h & 4i 6h & 6i 11h & 11i 12h & 12i 14h & 14i 15h & 15i and 16h & 16i respectively as per tppn # 3/97 and plans filed herewith. all energy calculations filed under m00443564. no change in use or egress
Valuation:
$320,000
Permit #:
M00878556-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Kitchen renovations (minor bathroom updates) - units 2n 2g 7g 8b 1h 2m 5l 7ah 6g 12g 5b 7d 7e 9e 14e 6n 9n 11n
Valuation:
$400,000
Permit #:
M01195924-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Conversion of dwelling unit to residential amenity space at the second floor of the building. no change to existing egress. 55 occupants proposed
Valuation:
$298,000
Permit #:
M01174715-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Renovation to existing units 3d 4c 5b 6a 6c 6f 7f 10a 11f as per plans filed herewith. all energy calculations for lighting filed under m01092673-i1. no change to use egress or occupancy
Valuation:
$360,000
Permit #:
M01256518-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical work for the renovation to existing units 28c 29c 30c 31c 32c 33c 34c 35c 36c 37c 38c 39c 40c as per plans filed herewith. no change to use egress or occupancy
Valuation:
$130,000
Permit #:
M01221784-S1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Renovation to existing units 11a 11c 11d 11e 21a 21b 21c 21d 22d 33a 33b as per plans filed herewith. all energy calculations for lighting filed under m01092673-i1. no change to use egress or occupancy
Valuation:
$440,000
Permit #:
M01150264-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Renovation to existing units 16c 16d 16f 17b 18a 18b 20a 20d 23b 24b as per plans filed herewith. all energy calculations for lighting filed under m01092673-i1. no change to use egress or occupancy
Valuation:
$400,000
Permit #:
M01156561-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Renovation to existing units 7a 8a 8e 8f 9a 9e 10c 10d 12a 12e 12f as per plans filed herewith. all energy calculations for lighting filed under m01092673-i1. no change to use egress or occupancy
Valuation:
$440,000
Permit #:
M01156538-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Renovation to existing units 7p 9p 14q 15d 16b 16c 16d 16l 16n and 16o as per plans filed herewith. all energy calculations filed under m00443564. no change in occupancy use or egress
Valuation:
$400,000
Permit #:
M00892919-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Interior renovation of commercial space. no change to use egress or occupancy
Valuation:
$287,500
Permit #:
M00957954-I1-GC
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical work filed in conjunction with renovation to existing units 5f 5n 7n 7f 9f 11d 11f 12f 12r 14f 15f 15m 15r 26d. all energy calculations filed under m00443564. no change to occupancy use or egress
Valuation:
$150,000
Permit #:
M00900680-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Mechanical work filed in conjunction with renovation to existing units 3e 4j 5i 5j 6o 6m 7o 9k 11g 14l 15n 19d 20b 23d 26b. all energy calculations filed under m00443564. no change to occupancy use or egress
Valuation:
$150,000
Permit #:
M00926650-I1-MS
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Keystone Builders Group, Inc License info
Verified License
| License # | 2097764-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 Keystone Builders Group, Inc at the New York Department of Consumer Affairs.
This is a sample of licensing data; click here to access a complete history.
104
BuildZoom Score
20
Permits
- Building permit records show that Keystone Builders Group, Inc has worked on 20 permitted projects.