Private · Person · registered roles
Hanne Plathe Maartmann
Active in 4 companiesCEO · ChairOslo
↳ Brreg · company_people
Role timeline
Hanne Plathe Maartmann
Innehaver
Treff Holding AS
Styrets leder
Ipa Eiendom AS
Daglig leder
Ipa Eiendom AS
Styrets leder
Sameiet Erling Skjalgssonsgate 32
Styrets leder
since 2017 · bars start at the registry's change date — full periods are not published
Across their companies4 · rolled up
Combined revenue
kr 1.57M +
Tenders won
0
Status
all active
Reach
4 industries
Brreg roles + Regnskap · rolled up across their companies — includes historical roles
Reach by industry
Activities of housing cooperatives
1
Rental and operating of own or leased real estate
1
Business and other management consultancy activities
1
Recent role changes
2026-04-06Became Styrets leder — Sameiet Erling Skjalgssonsgate 32
2019-09-30Became Styrets leder — Ipa Eiendom AS
2019-09-30Became Daglig leder — Ipa Eiendom AS
2019-09-05Became Styrets leder — Treff Holding AS
2009-03-23Became Innehaver — Hanne Plathe Maartmann
Signals
Multiple boardscurrent board roles at 2+ companies
computed from Brreg roles