Private · Person · registered roles
Ole Karsten Ryen
Active in 3 companiesCEO · ChairOslo
↳ Brreg · company_people
Role timeline
Tømrerfirma Ryen & Co AS
Daglig leder
Tømrerfirma Ryen & Co AS
Styrets leder
Fifthfloor Invest AS
Styrets leder
Frysja Eiendom AS
Styrets leder
since 2017 · bars start at the registry's change date — full periods are not published
Across their companies3 · rolled up
Combined revenue
kr 21.3M +
Tenders won
0
Status
not all active
Reach
2 industries
Brreg roles + Regnskap · rolled up across their companies — includes historical roles
Reach by industry
Construction of residential and non-residential buildings
2
Civil engineering activities
1
Recent role changes
2026-06-12Became Styrets leder — Frysja Eiendom AS
2018-06-15Became Styrets leder — Fifthfloor Invest AS
2012-04-16Became Styrets leder — Tømrerfirma Ryen & Co AS
2005-08-23Became Daglig leder — Tømrerfirma Ryen & Co AS
Signals
Multiple boardscurrent board roles at 2+ companies
computed from Brreg roles