Rederiene som er medlem av Forbundet gjennom Oslo Krets per 1. januar 2024:
- AKOFS Norway Operations AS
- Awilco AS
- Belships ASA
- Blystad Group
- Buksér og Berging AS
- Bulkship Management AS
- BW Gas AS
- Clarksons Platou AS
- Color Line AS
- DFDS Logistics AS
- Astrup Fearnley AS
- Floatel Service AB
- Gard Shipping AS
- Godby Shipping AB
- Havfram Management AS
- Hav Ship Mgmt. NorRus AS
- Høegh Autoliners Group
- Høegh LNG Group
- Torvald Klaveness
- Einar Lange
- Lorentzens Skibs AS
- Norwegian Car Carriers ASA
- Fred. Olsen & Co.
- PGS Geophysical AS
- TechnipFMC AS
- Thome Ship Management
- Tschudi Shipping Company
- V. Ships Norway AS
- Rolf Wagle AS
- Western Bulk Chartering AS
- WW-gruppen