Updated: May 06, 2026
Location and Projects
Address
359 WINDING HILL ROAD, Montgomery, NY, 12549
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Catalyst Construction Corp
Catalyst Construction Corp, 359 Winding Hill Rd, Putnam County, NY (Owned by: Keith Stone) holds a Excavation/Asphalt/Carpentry Septic Repair/Installation license and 4 other licenses according to the Putnam County 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 Catalyst Construction Corp, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Catalyst Construction Corp Services
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Catalyst Construction Corp Contact Information
Phone Number: (718) 986-8024
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Address: 359 WINDING HILL ROAD, Putnam County, NY 12549
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Catalyst Construction Corp Putnam County
Quality
100
87th percentile
Pro tip:
We generally recommend hiring a contractor with a score higher than 95.
Catalyst Construction Corp has a BuildZoom score of 100, which places them above 87% of 77,888 contractors in New York.
Activity
|
1 project
|
2025 |
Our building permit records indicate that Catalyst Construction Corp has worked on at least
1.0 project over the past year.
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 |
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.
Catalyst Construction Corp Reviews
5 out of 5 stars, based on
2
reviews
-
By Ron S.August 20, 2020Building
-
By AndrewNovember 3, 2017Verified Hire
Kit has been a great company to work with. They have done all of our expediting for us for about the last 5 or 6 years now and they are very efficient and a great team to work with. Can only say good things about Kit and his team so from our end they get 5 stars.
Building Permits by Catalyst Construction Corp
This is a sample of this contractor's permits. Click here to access their complete permit history.
Installation of temporary construction fence to safeguard pedestrians and neighboring properties. no change in use egress or occupancy
Valuation:
$20,000
Permit #:
Q00467049-I1-FN
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Repair of the damaged sidewalk and structural support frames under the sidewalk and vault area. no change to use egress or occupancy under this application
Valuation:
$30,870
Permit #:
M00373139-I1-ST
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Herewith filing soe design for new building
Valuation:
$136,100
Permit #:
Q00543903-I1-SE
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Installation of a temporary 8'-0 plywood construction fence around the work site perimeter
Valuation:
$3,500
Permit #:
Q00436229-I1-FN
Status:
approved
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
421785394-01-AL
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
421377094-03-NB
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
421377977-03-NB
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
421377101-03-NB
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
421377110-03-NB
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
421377575-03-NB
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
421377085-03-NB
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
220583704-01-AL
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
320741612-01-EQ-FN
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
320741612-01-AL
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
Alteration type 2 - gen. constr. renovation of ph a/b; demolition of non-loadbearing partitions; construction of new partitions; replacement of windows; no change to use egress or occupancy
Valuation:
$180,000
Permit #:
121908882-01-EW-OT
Status:
issued
Fee:
$2,068
Permit Type:
N/A
Building Type:
D4-elevator apart...
No Description Available
Valuation:
N/A
Permit #:
421377101-01-NB
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
421377101-01-FO-EA
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
421377101-01-FO
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
421377101-01-EQ-FN
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
421377110-01-NB
Status:
issued
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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154
BZ Score
-
Avg Project
-
Projects
162
BZ Score
$170
Avg Project
-
Projects
138
BZ Score
-
Avg Project
-
Projects
Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Catalyst Construction Corp License info
Verified License
| Status | Active |
| County | Putnam County |
| Type | Excavation/Asphalt/Carpentry Septic Repair/Installation |
- BuildZoom verified this license was active as of May 2026.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 023085 |
| Status | Active |
| State | New York |
| Type | General Contractor Registered, General Contractor Registered, General Contractor Registered |
- When BuildZoom last verified this license, it had an expiration date of January, 2024. Check the current license status of Catalyst Construction 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 # | 23085 |
| Status | Active |
| State | New York |
- When BuildZoom last verified this license, it had an expiration date of January, 2015. Check the current license status of Catalyst Construction Corp 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 # | 1131637-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 Catalyst Construction Corp at the New York Department of Consumer Affairs.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 022445 |
| Status | Inactive |
| State | New York |
| Type | Superintendent Of Construction |
- 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 Catalyst Construction Corp at 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 | Nationwide |
Insured
| Workers Comp Provider | Amtrust North America |
100
Permits
- Building permit records show that Catalyst Construction Corp has worked on 100 permitted projects.
Catalyst Construction Corp Employees
KS
Keith Stone
Owner
Catalyst construction has been a superb construction company for my properties for building new development as well as their impeccable knowledge of cement / ashphalt work
I’ve dealy with many contractirs over the past 35 years and catalyst is by far the best