| Walltopia AB | Uppsala | 0 tkr |
| Wallvik Group AB | Strängnäs | 0 tkr |
| Walz Engineering Aktiebolag | Stockholm | 0 tkr |
| Wandi's Coffee AB | Viken | 0 tkr |
| Wappa Förvaltnings Aktiebolag | Enköping | 0 tkr |
| WärJa Förvaltning AB | Uppsala | 0 tkr |
| Warnström Consulting AB | Enköping | 0 tkr |
| Warrion AB | Alunda | 0 tkr |
| Wasahus AB | Örbyhus | 0 tkr |
| Wass Handel & Service AB | Enköping | 0 tkr |
| Wasteovation AB | Uppsala | 0 tkr |
| WaTaAuVi Group AB | Bälinge | 0 tkr |
| Watertowerview Holding AB | Uppsala | 0 tkr |
| Wattholma Allservice AB | Vattholma | 0 tkr |
| Wearapore AB | Uppsala | 0 tkr |
| We are Leet AB | Uppsala | 0 tkr |
| Weavra AB | Öregrund | 0 tkr |
| WebControl Sweden AB | Uppsala | 0 tkr |
| Webdistribution AB | Uppsala | 0 tkr |
| Webeco AB | Uppsala | 0 tkr |
| Web Service Engine Sweden AB | Uppsala | 0 tkr |
| Websight Sweden AB | Täby | 0 tkr |
| Weekday Holding AB | Stockholm | 0 tkr |
| W.E Equine AB | Knivsta | 0 tkr |
| WE Evolve Holding AB | Bålsta | 0 tkr |
| Weimingda in Sweden Aktiebolag | Björklinge | 0 tkr |
| Welcome Uppsala AB | Uppsala | 0 tkr |
| Well Aware Supplement Production WASP AB | Uppsala | 0 tkr |
| Wellington Oil AB | Uppsala | 0 tkr |
| WellOWork AB | Uppsala | 0 tkr |
| Wenestam Consulting AB | Uppsala | 0 tkr |
| Wennås Holding AB | Uppsala | 0 tkr |
| Wennberg Enterprises AB | Uppsala | 0 tkr |
| WEOF Holding AB | Stockholm | 0 tkr |
| We Ride Ice AB | Uppsala | 0 tkr |
| Werner & Werner Holding AB | Sollentuna | 0 tkr |
| Wesign AB | Uppsala | 0 tkr |
| Wespan Enterprises AB | Knivsta | 0 tkr |
| Wessman Consulting AB | Vänge | 0 tkr |
| Wessner Konsult Mellansverige AB | Enköping | 0 tkr |
| Westbergs Group AB | Enköping | 0 tkr |
| Westerberg Holding AB | Uppsala | 0 tkr |
| Westerlund Konsult AB | Enköping | 0 tkr |
| Westerlunds Holding AB | Grillby | 0 tkr |
| Westerlunds Mark AB | Grillby | 0 tkr |
| Westerman Entreprenad AB | Gimo | 0 tkr |
| Westin Lilja Medicin AB | Uppsala | 0 tkr |
| Westins i Hargshamn Aktiebolag | Huddinge | 0 tkr |
| West Island AB | Kittelfjäll | 0 tkr |
| Westlund Jakt & Juridik AB | Uppsala | 0 tkr |