Location and Projects
Costello Construction Group LLC
Professional Service on Demand - Site Cleaning, Temporary Construction, General Conditions, Concrete, Masonry, Permits, Engineering, and General Contracting.
From BuildZoom: Costello Construction Group LLC, 19 Rolling Hills Rd, Thornwood, NY (Owned by: James M Costello) holds a Home Improvement Contractor license and 1 other license according to the Westchester County license board.
Their BuildZoom score of 102 ranks in the top 11% of 77,888 New York licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Costello Construction Group LLC, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Costello Construction Group LLC Services
Costello Construction Group LLC Contact Information
Building Permits by Costello Construction Group LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
Costello Construction Group LLC Reviews
Recent Buildzoom Projects
Costello Construction Group LLC License info
Verified License
| Status | Active |
| County | Westchester County |
| Type | Home Improvement Contractor |
| Business Type | Limited Liability Company (Llc) |
- 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 # | 618334 |
| Status | Active |
| State | New York |
| Type | General Contractor |
| Business Type | Limited Liability Company (Llc) |
- When BuildZoom last verified this license, it had an expiration date of December, 2023. Check the current license status of Costello Construction Group LLC with the New York City Department of Buildings
This is a sample of licensing data; click here to access a complete history.
102
BuildZoom Score
Insured
| Insurer | Arch Specialty Insurance |
| Insured up to | $7,000,000 |
Bonded
| Bonded Agent | CNA Surity Bond |
| Bond Value | $25,000 |
Insured
| Workers Comp Provider | NYSIF |
| Workers Comp Value | $2,000,000 |