Private · Person · registered roles
Haakon Christian Walmann
Active in 4 companiesCEO · Chair · Board memberOslo & Porsgrunn
↳ Brreg · company_people
Role timeline
Rentier Capital AS
Styrets leder
Austadlia Borettslag
Styremedlem
Hjemla AS
Daglig leder
R&D Invest AS
Styremedlem
since 2020 · bars start at the registry's change date — full periods are not published
Across their companies4 · rolled up
Combined revenue
kr 2.73M +
Tenders won
0
Status
all active
Reach
3 industries
Brreg roles + Regnskap · rolled up across their companies — includes historical roles
Reach by industry
Computer programming activities
2
Activities of housing cooperatives
1
Rental and operating of own or leased real estate
1
Recent role changes
2026-02-16Became Styremedlem — R&D Invest AS
2025-11-17Became Daglig leder — Hjemla AS
2024-06-11Became Styremedlem — Austadlia Borettslag
2020-07-01Became Styrets leder — Rentier Capital AS
Signals
Multiple boardscurrent board roles at 2+ companies
computed from Brreg roles