| Employer | State | City | |
| Walker White Inc | South Carolina | Columbia | View Profile |
| Ware Mechanical Inc. | Georgia | Rome | View Profile |
| Warwick Plumbing & Heating Corp | Virginia | Newport News | View Profile |
| West Jersey Air Conditioning & Heating | New Jersey | Pennsauken | View Profile |
| Westmore Fuel Co Inc | Connecticut | Greenwich | View Profile |
| Widewaters Heating & Air Conditioning | New York | East Syracuse | View Profile |