Steffen Langseth is a private shareholder. Steffen Langseth holds a stake in 1 company, and roles in several others.

Companies Steffen Langseth owns

Company	Stake
SEATECH INVENT AS	100.0%

Roles

Styremedlem

3 selskaper

NESNA NÆRINGSFORUM 890624022

HANDÅHYTTAS VENNER 933694100

HELGELAND MARINESERVICE AS 919780495

Styrets leder

2 selskaper

SEATECH INVENT AS 914876478

NESNA VEL 917445354

Daglig leder

1 selskap

SEATECH INVENT AS 914876478

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.