| Company | Category | Area | Address | Web | Contact person | |
| GWH SERVICES INC | Whol Electrical Equipment | New York | 477 MADISON AVE, NEW YORK, New York, New York, 10022-5802, USA | - | - | Morris Sandler |
| GWH UNLIMITED LLC | Residential Construction | Arizona | 340 N HILTON DR, VAIL, Pima, Arizona, 85641-9428, USA | - | - | James Hessler |
| GWHCAD DESIGN | Home Design & Planning Service | Oregon | 616 SW EVERGREEN AVE, REDMOND, Deschutes, Oregon, 97756-2240, USA | - | - | Grant Hoskin |
