| Company | Category | Area | Address | Web | Contact person | |
| WELCO SERVICES INC | Metal Stampings Nec | Kansas | 1426 13TH AVE, MCPHERSON, McPherson, Kansas, 67460-8137, USA | - | - | ROBERT CULLEN |
| WELCO TRANSPORTATION INC | Limousine Service | New York | 3817 LAKE SHORE DR E, DUNKIRK, Chautauqua, New York, 14048-1358, USA | - | - | - |
| WELCO WEB DESIGN | data processing/preparation co | Texas | 1805 SWAIM CT, ARLINGTON, Tarrant, Texas, 76001-5698, USA | - | - | Tom Weldon |
