Companies holding an active City of Buffalo contractor license
17 companies whose address is in Clarence.
| Company | License number | Trade | Since |
|---|---|---|---|
| CORTESE CONSTRUCTION SERVICES CORPORATION | LTC12-10023980 | Light Commercial Contractor | — |
| DLT MANAGEMENT INC | HMC23-10065032 | Handyman Contractor | — |
| DWC MECHANICAL, INC | PLU11-208035 | Plumbers Master | — |
| EQUITY CONTRACTING, INC. | LTC18-10048526 | Light Commercial Contractor | — |
| HAROLD MACOFF ELECTRIC LTD | MEL11-192785 | Master Electrician | — |
| INSULATED WINDOWS INC | LTC26-10075941 | Light Commercial Contractor | — |
| KELKENBERG HOMES INC. | LTC16-10037587 | Light Commercial Contractor | — |
| LIBRA LIQUIDITY LLC | AUC22-10061972 | Auctioneer | — |
| MASON WIRELESS SOLUTIONS LLC | LTC17-10041044 | Light Commercial Contractor | — |
| NATALE BUILDING CORP. | NHC11-548730 | New Housing Contractor | — |
| PATRIOT SNOW PLOWING GROUP INC | LDS26-10077095 | Landscape-Snow Removal Cont | — |
| R.E. McNAMARA INC | LTC13-10024876 | Light Commercial Contractor | — |
| R.E. McNAMARA INC | DM126-10077147 | Demolition Grade 1 | — |
| TRANSWAVE COMMUNICATIONS SYSTEMS INC | SPC11-550036 | Specialty Contractor | — |
| VISONE CO DEVELOPMENT LLC | GNC25-10069925 | General Contractor | — |
| VISONE PLUMBING LLC | PLU11-208044 | Plumbers Master | — |
| ZENNER & RITTER, INC. | HCQ22-10059986 | Heating Contractor | — |
Alphabetical order — this site ranks no one. Companies in the City of Buffalo, Department of Permit and Inspection Services file of October 4, 2026. Individuals are not on this site. How to read this.