| Namn | Postnummer | Stad |
|---|---|---|
| Wallenius Water Innovation AB | 112 64 | STOCKHOLM |
| Water Jet Sweden AB | 372 38 | Ronneby |
| Weland AB | 333 30 | Smålandsstenar |
| Weland Solutions AB | 332 36 | Gislaved |
| Wellplast AB | 265 39 | Åstorp |
| Westmetall AB | 422 46 | Hisings backa |
| Wevik Maskin AB | 593 62 | Västervik |
| WhizCut of Sweden AB | 254 52 | Helsingborg |
| Willbrandt Gummiteknik A/S | 4690 | Haslev |
| Willo AB | 352 50 | Växjö |
| WIPAB – Wermlands Industriplåt AB | 664 21 | Grums |