Registered public work contractors in Yaphank, New York
19 contractors and subcontractors based in Yaphank hold a certificate of registration in the state file of Oct 1, 2026; 1 are MWBE owned and 8 are associated with an apprenticeship program.
| Contractor | Certificate | Expires |
|---|---|---|
| Asplundh Construction, LLC | 25-649SU-CR | Mar 7, 2027 |
| Campbell Consulting Services Inc. | 25-6H5G7-CR | Oct 3, 2027 |
| Eagle Control Corp. | 24-64YSL-CR | Dec 29, 2026 |
| East Bay Mechanical Corp. | 25-64JHY-CR | Jan 2, 2027 |
| ENVIROTRAC LLC | 24-648A6-CR | Dec 29, 2026 |
| ESi Environmental Services, Inc. | 24-648QU-CR | Dec 27, 2026 |
| GORDON L. SEAMAN, INC. | 24-635GQ-CR | Dec 29, 2026 |
| Interstate Mechanical Services Inc. | 25-64OLK-CR | Jan 21, 2027 |
| ITS Environmental Services Inc. | 25-64KZA-CR | Jan 6, 2027 |
| L. D. FLECKEN, INC. | 25-64CZL-CR | Jan 9, 2027 |
| M'S TIMES THREE CORP | 26-64RRK-CR | Dec 29, 2028 |
| MAGGIO ENVIRONMENTAL LLC | 25-64KOI-CR | Jan 4, 2027 |
| Mapes Industries, Inc. | 25-65K5H-CR | Apr 9, 2027 |
| More Consulting Corp | 26-637NA-CR | Dec 29, 2028 |
| MORE ROOFING, INC. | 25-64KE7-CR | Jan 3, 2027 |
| NY Liere LLC | 25-646AS-CR | Mar 5, 2027 |
| United Fence and Guard Rail Corp. | 24-633EY-CR | Dec 29, 2026 |
| Windmill Oil Tank Service Windmill Environmental, Inc. | 25-67GAB-CR | Nov 6, 2027 |
| WRS Environmental Services Inc | 24-64GPU-CR | Dec 29, 2026 |
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.