31. december 2020 havde Aker ASA ejerandele i følgende virksomheder:<ref>{{cite web|title=Aker ASA Annual Report 2020|url=https://www.akerasa.com/en/investors/financial-reports-presentations/annual-reports|url-status=live|access-date=2021-09-30|publisher=Aker ASA|archive-url=https://web.archive.org/web/20201125163220/https://www.akerasa.com/en/investors/financial-reports-presentations/annual-reports |archive-date=2020-11-25 }}</ref>
[[Aker BP]] (40,0%), [[Aker Solutions]] (33,3%), [[Akastor]] (36,7%), [[Aker BioMarine]] (77,8%), [[Ocean Yield]] (61,7%), [[Aker Energy]] (50,8%), [[Cognite]] (62%) og [[Aker Horizons]] (100%)
Teknologi