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Jon Håvard Martinsen
Jon Håvard Martinsen is a private shareholder with an estimated portfolio value of NOK 1.1m. Jon Håvard Martinsen holds stakes in 3 companies, and roles in several others.
Estimated portfolio value
NOK 1.1m
The sum of estimated values across all known holdings in Norwegian AS/ASA companies
Companies Jon Håvard Martinsen owns
| Company | Stake | Value (est.) |
|---|---|---|
| MAHO INVEST AS | 50.0% | NOK 8,000 |
| BYGGMESTERFIRMAET MARTINSEN & ØSTBY AS | 40.0% | NOK 1.1m |
| LARVIK BYGG ENTREPRENØR AS | 25.0% | – |
Roles
Daglig leder
5 selskaper
SKREPPESTADVEIEN 50 AS
930067989
BYGGMESTERFIRMAET MARTINSEN & ØSTBY ANS
948599317
MAHO INVEST AS
936027512
LARVIK BYGG ENTREPRENØR AS
927345757
SV50 INVEST AS
936055699
Styremedlem
5 selskaper
SKREPPESTADVEIEN 50 AS
930067989
MAHO INVEST AS
936027512
LARVIK BYGG ENTREPRENØR AS
927345757
SV50 INVEST AS
936055699
Styrets leder
2 selskaper
BYGGMESTERFIRMAET MARTINSEN & ØSTBY AS
979842864
BYGGMESTERFORBUNDET LARVIK
999266827
Deltaker med fullt ansvar
1 selskap
BYGGMESTERFIRMAET MARTINSEN & ØSTBY ANS
948599317
Active roles recorded in the Register of Business Enterprises / the Central Coordinating Register
Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 03.10.2026.