Registered public work contractors in Thornwood, New York
13 contractors and subcontractors based in Thornwood hold a certificate of registration in the state file of Oct 1, 2026; 1 are MWBE owned and 2 are associated with an apprenticeship program.
| Contractor | Certificate | Expires |
|---|---|---|
| Arrow Blacktop & Masonry, Inc. | 25-65ICD-CR | May 16, 2027 |
| Automated Control Logic, Inc. | 24-64BUO-CR | Dec 29, 2026 |
| B.A.C. ELECTRICAL CONSTRUCTION CO., INC. | 24-6399Z-CR | Dec 29, 2026 |
| CAPONE ELECTRICAL CONTRACTORS CORP | 25-64XIQ-CR | Jan 17, 2027 |
| DEMTEC Costello Construction Group LLC | 24-637OG-CR | Dec 29, 2026 |
| Giusti Solutions Inc | 25-64LEC-CR | Jan 31, 2027 |
| GRUNDMAN MECHANICAL SYSTEMS INC. | 26-64VYK-CR | Jan 6, 2029 |
| GUGLIELMI PLUMBING & HEATING INC. | 25-6HDG5-CR | Jul 7, 2027 |
| Healy Electric Contracting, Inc. | 25-64ZFK-CR | Feb 10, 2027 |
| Kings Capital Construction Group Inc. | 25-644CP-CR | Feb 20, 2027 |
| Precision Floors FRANK CALABRO FLOORS, INC. | 25-6HD67-CR | Jul 9, 2027 |
| Thornwood Architectural Woodwork, Inc | 24-639AD-CR | Dec 29, 2026 |
| Urban Ironworks A&M Concrete Works LLC | 25-658SD-CR | Mar 31, 2027 |
Alphabetical order — this site ranks no one. Certificates in the New York State Department of Labor file of Oct 1, 2026. Absence from a list is not proof a contractor is unregistered. How to read this.