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Berthelsen

ActiveOrganisation number 929640969Sole proprietorshipEst. 202209.109 · Other support activities for petroleum and natural gas extractionMandal, Agder
Official record ↗
Age4 years
older than 15% of its sector
Same activity, Norway871live companies · 743rd oldest
In Mandal3,112live companies · 2 in the same activity
At this address1only this company

In brief

Berthelsen is a sole proprietorship founded on 16 August 2022. It is 4 years old; 85% of the 871 live companies whose main activity is other support activities for petroleum and natural gas extraction are older. Its registered office is in Mandal, Lindesnes, Agder. 2 live companies in Mandal share the same main activity.

Register details

Registered nameBERTHELSEN
Organisation number929640969
Company typeSole proprietorship (ENK)
Registered officeMandal
Nature of business (SN2025, Norwegian SIC)09.109 Other support activities for petroleum and natural gas extraction
International sector (ISIC Rev.4)B · 09 Mining support service activities

Timeline

Register events, newest first.

  • Entered in the Register of Business Enterprises
  • Registered

Register entries

From the register.

Incorporated16 August 2022
Registered16 August 2022
VAT registerNot registered

Other support activities for petroleum and natural gas extraction in Norway

Live companies whose main activity is 09.109: 871 in total, median age 12 years, 28 incorporated in the past 12 months.

All 871 companies
This company's decadeOther decades
01002003004001850s: 111850s1960s: 111960s1970s: 771970s1980s: 24241980s1990s: 1111111990s2000s: 1671672000s2010s: 3613612010s2020s: 1991992020s
Incorporated per year, still live
0204060802011: 3120112012: 292013: 2720132014: 412015: 3620152016: 402017: 4120172018: 682019: 2820192020: 262021: 2720212022: 322023: 2720232024: 302025: 3620252026: 21

Location

Registered office in Mandal, Lindesnes, Agder.

Live companies in Mandal3,112
Same activity in Mandal2
Live companies in Lindesnes5,208
New in Mandal, past 12 months237

Similar companies

Live companies with the same main activity, nearest first.

Compare all
DO
DK Offshore ASMandal, Agder
Number 934925947Est. 2025
SO
SEA1 Offshore Oscv ASKristiansand S, Agder
Number 930521248Est. 2022
IC
Iqi Certification ASKristiansand S, Agder
Number 930753351Est. 2023
KF
Kittelsen FreelanceRisør, Agder
Number 931874535Est. 2023
1N
1 Nautisk MolandVennesla, Agder
Number 926745654Est. 2021
SO
Siem Offshore Opco ASKristiansand S, Agder
Number 933590895Est. 2024

Sources

Register data: Enhetsregisteret, Brønnøysund Register Centre (Norwegian Licence for Open Government Data, NLOD), delivery of 20 October 2026. Industry codes and names: Statistics Norway (CC BY 4.0). Context figures are computed by FirmsDB from these sources. This page is not an official register; check the entry in Enhetsregisteret before relying on it.