Kammala wannan jumla: Gjems-Onstad yana da aiki mai aiki a wasanni. Ya wakilci kulob din SK Rye wanda ya shiga ranar 1 ga Agusta 1936, kuma an sanya shi memba na girmamawa na kulob din a 1986. Ya zama zakaran zakarun matasa na Norway a tseren keke a 1939. Ya kuma kasance mai tsere mai tsere, tare da wurare biyu na shida a gasar zakarun Norway da aka samu tsakanin 1967 da 1969. Ya shugabanci Tarayyar Kwallon kafa ta Norwegian daga 1959 zuwa 1965 da kuma Walking Association na Norwegian daga 1967 zuwa 1973. Ya kasance memba na Kwamitin wasannin Olympic na Norway daga 1959 zuwa 1973 kuma mataimakin memba na kwamitin Tarayyar Wasannin Norway daga 1965 zuwa 1967. Ya kasance jami'in Norway a wasannin Olympics na bazara a 1960 da 1972, kuma a 1993 ya zauna a kwamitin da ya shirya gasar Olympics ta Summer Olympics.
1993 UCI Road Championship na Duniya. A cikin 1967 ya fara Styrkeprøven, shekara-shekara cyclosportive daga Trondheim zuwa Oslo. Ya gama tseren kansa fiye da sau goma sha biyar; lokutan ƙarshe tare da lambar farawa "1".