Bedrift W - Kjelsås
- Winit AS
- Winovation AS
- Wordlex AS
- Wrongtools AS
- Westinor AS
- Winer Mapping
- Whee! Gear AS
- Waldemar Invest AS
- Wallin Consult AS
- Winer Bilservice
- Wt Group AS
- Wheels Consulting AS
- White Bygg AS
- Wild Elyzabeth
- Willy Bye AS
- Wasserfall Bjørn
- We Renegade AS
- Wåle Media
- William Rodrick
- Watan Catering AS
- Weigård Jahren AS
- West Parkettsliperi AS
- Wiik Pål Dødsbo
- Wenche Bølstad Brunsæl
- Wild Tracks Fox
- Wigeland Ragna M
- Wapkatalogen Leon Gaasø
- Waelgaard Salim Arkitekter AS
- Wilhelmsen & Sønner Invest AS
- Wergeland Sport & Engineering
- Wiulsrød Foto & Design
- Wiik-Wøien Bygg - Pål Wiik-Wøien