Bedrift W - Grorud
- Wecanyx AS
- We4you AS
- Wolf AS
- Webhandel AS
- Walalo
- Walalo
- Wärnlund AS
- Wazir
- We4you Holding AS
- Wakid Transport
- Wipak Norway
- Well Done AS
- Wago Norge AS
- Wago Norge AS
- Wangensten Handel AS
- Waseem Malik
- Waddani Komitè
- Wanberg Finans AS
- Werksta Oslo Grorud
- Wright Group Holding AS
- Wright Trafikkskole AS - Administrasjonskontor
- Wojciech Zbigniew Kajderowicz
- Wioleta Sylwia Sosnowska-Kotas
- Wash & Go Storbilvask AS
- We Are Disc Golf AS
- Wist Mikaelsen & Gifstad AS
- Waskaas Skap Dr53331 - Helge
- Westbys Lås & Innbruddssikring AS
- Westby's Lås & Innbruddssikring AS
- Wright Trafikkskole AS Oslo Nord
- Wright Trafikkskole Oslo Tungbil
- Witnesses Of Christ Evangelical Church
- Windsor Door Avd Oslo og Akershus