Private · Person · registered roles
Walther Andreas Tønnessen
Active in 4 companiesBoard memberKristiansand
↳ Brreg · company_people
Role timeline
Malerfirma Walther A Tønnessen
Innehaver
Green-Technologies Production AS
Styremedlem
Green-Technologies AS
Styremedlem
Green-Technologies Heat AS
Styremedlem
since 2017 · bars start at the registry's change date — full periods are not published
Across their companies4 · rolled up
Combined revenue
kr 807k +
Tenders won
0
Status
all active
Reach
3 industries
Brreg roles + Regnskap · rolled up across their companies — includes historical roles
Reach by industry
Other technical consultancy
2
Research and experimental development on natural sciences and engineering
1
Painting and glazing
1
Recent role changes
2025-11-06Became Styremedlem — Green-Technologies Heat AS
2025-09-30Became Styremedlem — Green-Technologies AS
2025-08-13Became Styremedlem — Green-Technologies Production AS
1997-09-11Became Innehaver — Malerfirma Walther A Tønnessen
Signals
Multiple boardscurrent board roles at 2+ companies
computed from Brreg roles