Registered public work contractors in Clayton, New York
14 contractors and subcontractors based in Clayton hold a certificate of registration in the state file of Oct 1, 2026; 2 are MWBE owned and 1 are associated with an apprenticeship program.
| Contractor | Certificate | Expires |
|---|---|---|
| Bach & Co Bach Plumbing & Heating Company of Clayton, Inc. | 24-636AA-CR | Dec 29, 2026 |
| Bach Environmental Inc. | 24-6363V-CR | Dec 29, 2026 |
| DM Shaver Inc. | 26-64GY9-CR | Dec 29, 2028 |
| Dorr Marine & Excavation Inc | 25-654CH-CR | Jun 4, 2027 |
| EMC Property and Excavation, LLC | 25-64Q67-CR | Jan 15, 2027 |
| Empire Utility & Excavation LLC | 25-646SQ-CR | Mar 5, 2027 |
| Fourth Coast, Inc. | 24-636U9-CR | Dec 29, 2026 |
| Fulmer Masonry LLC | 26-694UV-CR | Aug 24, 2028 |
| HILL HIGH EXCAVATION LLC | 24-64F16-CR | Dec 29, 2026 |
| Paladino Mechanical Contracting LLC | 25-651VD-CR | May 6, 2027 |
| Property land management PJ Schleher LLC | 26-667KA-CR | May 15, 2028 |
| Seaway Marine Group, LLC | 25-64ZTE-CR | Feb 11, 2027 |
| Thousand Islands Ventures LLC DBA Clayton Sand and Gravel | 25-64XJV-CR | Jan 16, 2027 |
| TIA CONCRETE POLISHING Jan Brabant | 25-65KRT-CR | Apr 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.