GK Gruppen AS

817 431 232 ↗Ventilation installation
identity
AS · est 2016OsloParent · 3 subsidiaries
Brreg · companies
Employees52
CEO · since2019-01-17Kim Robert Lisø
Chair · since2025-11-12John-Erik Karlsen
  • 2026-03-13: 48
  • 2026-04-16: 54
  • 2026-05-14: 55
  • 2026-07-17: 51
  • 2026-07-25: 51
  • 2026-08-13: 52
Roles from Brreg, shown for business contact only. No birth date is shown or exported (purpose limitation, GDPR Art. 6(1)(f)).
Brreg · company_people
10 registered roles
Daglig lederKim Robert Lisø Multiple boards Serial CEO2019-01-17
Styrets lederJohn-Erik Karlsen Multiple boards2025-11-12
Styrets lederSturla Magnus Multiple boards Serial CEO2026-03-26
StyremedlemHildegunn Naas-Bibow Multiple boards2026-03-26
StyremedlemSturla Magnus Multiple boards Serial CEO2025-11-12
StyremedlemChristopher John Karlsen Multiple boards Serial CEO2026-03-26
StyremedlemElizabeth Kari Karlsen Multiple boards2026-03-26
StyremedlemMari Rindal Øyen Multiple boards2026-03-26
StyremedlemJulija Molandsveen Multiple boards2026-03-26
StyremedlemJohn-Erik Karlsen Multiple boards2026-03-26
register ledger · people
2026-08-13regemployees_change: employees51 -> 52
2026-07-25regemployees_change: employees55 -> 51
2026-07-17regemployee_change: antallAnsatte55 -> 51
2026-05-14regemployee_change: antallAnsatte54 -> 55
2026-04-16regemployee_change: antallAnsatte48 -> 54
2026-03-13regemployee_change: antallAnsatte49 -> 48
NOK, amounts in thousands
20242025
Revenue228 543250 356
Operating result−8 655−7 083
Result before tax62 19224 743
Net result67 37829 118
Total assets973 0841 075 468
Equity525 277554 395
202020212022202320242025
Revenue228 543250 356
Operating result−8 655−7 083
Result before tax62 19224 743
Net result67 37829 118
Total assets973 0841 075 468
Equity525 277554 395
Regnskapsregisteret · company_revenue · FY2025 (company)
register ledger · money
2026-07-15regaccounts_filed: sisteInnsendteAarsregnskap2024 -> 2025
20242025
KARLSEN INVEST LLC NUF 100100
JOHN-ERIK KARLSEN INVEST AS
CJK INVEST AS
EKK HOLDING AS
KRISTINE HOLDING AS
202020212022202320242025
KARLSEN INVEST LLC NUF 100100100100
JOHN-ERIK KARLSEN INVEST AS 4545
CJK INVEST AS 1818
EKK HOLDING AS 1818
KRISTINE HOLDING AS 1818
Ownership chain · ultimate → thisKARLSEN INVEST LLC NUF 100%self
Aksjonærregisteret · company_ownership · 2025 · both directions
register ledger · owners
2022-12-31own+KARLSEN INVEST LLC NUF acquired 100.0 pct
2022-12-31own−KRISTINE HOLDING AS exited (held 18.4 pct)
2022-12-31own−EKK HOLDING AS exited (held 18.4 pct)
2022-12-31own−JOHN-ERIK KARLSEN INVEST AS exited (held 44.9 pct)
2022-12-31own−CJK INVEST AS exited (held 18.4 pct)
stewards
202420252026
auditor ERNST & YOUNG AS 2026-06-23
accountant
2020202120222023202420252026
auditor ERNST & YOUNG AS 2026-06-23
accountant
Brreg · company_org_roles
tenders
No recorded tender wins.
Relevant open tenders — matched · NACE 43.223 ↔ CPV
subscribers sharpen matches with per-company keywords
open-tender matching (NACE ↔ CPV) awaits Intelligo's open-tenders view
Doffin/TED · company_tender_wins · 2026-08-19
hiring
No job ads on record in the last 12 months.
NAV Arbeidsplassen · company_job_ad_months
website
URL · crawledwww.gk.no 2026-07-26
AI filesno llms files · open
Stackno
Web · company_sites
group · owns
Group revenue kr 5.06bnGroup net kr 104.1MTenders won 108Rolled up across the parent + 3 subsidiaries — GK Norge AS alone is kr 4.8bn.
rollup estimate · filed konsernregnskap not yet in Intelligo
GK Norge AS 100%Ventilation installation · 108 tender winskr 4.8bn
100%
GK Gruppen Eiendom AS 50%Buying and selling of own real estatekr 3.95M
Aksjonærregisteret · company_ownership · 2025 · both directions
report
This company's annual report has not been read yet. The filed figures above come from the accounts form; everything the board wrote around them is in the PDF, which is read on request.
Regnskapsregisteret (årsberetning) · company_annual_reports
register
registered 2016-08-1822 97 47 00
Brreg · companies
register ledger · 13 events · 8 series/meta rows folded into the charts
2026-08-13regemployees_change: employees51 -> 52
2026-07-25regemployees_change: employees55 -> 51
2026-07-17regemployee_change: antallAnsatte55 -> 51
2026-07-15regaccounts_filed: sisteInnsendteAarsregnskap2024 -> 2025
2026-05-14regemployee_change: antallAnsatte54 -> 55
2026-04-16regemployee_change: antallAnsatte48 -> 54
2026-04-16regindustry_change: naeringskode1{"beskrivelse": "VVS-arbeid", "kode": "43.220"} -> {"beskrivelse": "Ventilasjonsarbeid", "kode": "43.223"}
2026-03-13regemployee_change: antallAnsatte49 -> 48
2022-12-31own+KARLSEN INVEST LLC NUF acquired 100.0 pct
2022-12-31own−KRISTINE HOLDING AS exited (held 18.4 pct)
2022-12-31own−EKK HOLDING AS exited (held 18.4 pct)
2022-12-31own−JOHN-ERIK KARLSEN INVEST AS exited (held 44.9 pct)
2022-12-31own−CJK INVEST AS exited (held 18.4 pct)
Skiwo · company_events