Private · Person · registered roles
Mats Herman Karppinen
Active in 3 companiesCEO · Chair · Board memberTønsberg
↳ Brreg · company_people
Role timeline
Walther Karppinen & Sønn AS
Styremedlem
Walther Karppinen & Sønn AS
Daglig leder
MHK Holding AS
Daglig leder
MHK Holding AS
Styrets leder
MHK Eiendom AS
Daglig leder
MHK 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 38.9M +
Tenders won
0
Status
all active
Reach
2 industries
Brreg roles + Regnskap · rolled up across their companies — includes historical roles
Reach by industry
Roofing activities
2
Rental and operating of own or leased real estate
1
Recent role changes
2025-12-10Became Styrets leder — MHK Eiendom AS
2025-12-10Became Daglig leder — MHK Eiendom AS
2025-02-11Became Styrets leder — MHK Holding AS
2022-02-21Became Daglig leder — MHK Holding AS
2021-11-05Became Daglig leder — Walther Karppinen & Sønn AS
Signals
Multiple boardscurrent board roles at 2+ companies
Serial CEOCEO (current or past) at 3+ companies
computed from Brreg roles