Registered public work contractors in Calverton, New York
11 contractors and subcontractors based in Calverton hold a certificate of registration in the state file of Oct 1, 2026; 1 are MWBE owned and 3 are associated with an apprenticeship program.
| Contractor | Certificate | Expires |
|---|---|---|
| CASOLA WELL DRILLERS, INC | 26-66FXD-CR | Feb 26, 2028 |
| Glamour Transportation Corp. | 26-6939H-CR | Aug 21, 2028 |
| Island Exterior Fabricators LLC | 25-6HK57-CR | Aug 4, 2027 |
| ISLAND INTERNATIONAL ENTERPRISES, LLC | 25-64OSH-CR | Jan 21, 2027 |
| Island/Diversified Inc. | 24-635V1-CR | Dec 29, 2026 |
| KATLENCO ENTERPRISES, INC. | 26-66LP8-CR | Apr 15, 2028 |
| Miller Environmental Group Inc. | 24-64F19-CR | Dec 23, 2026 |
| Neal Coleman Electric Inc NEAL COLEMAN ELECTRIC INC. | 26-668AE-CR | Mar 5, 2028 |
| Roadwork Construction Corp. | 25-649QS-CR | Mar 7, 2027 |
| Summit Building Services LLC | 25-65BVG-CR | Mar 12, 2027 |
| Tebbens Steel LLC | 25-64S1Q-CR | Feb 7, 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.