Data from the official company registers of 12 countries. Not an official register.

English

Companies in Oslo

CountyOslove
Live companies203,142registered office in Oslo
New, past 12 months17,4238.6% of live companies
Median age7 yrsof live companies
In liquidation or administration2,5981.3%
Oldest still active1538incorporated 31 Dec 1538

When they were founded

Live companies by year of incorporation, past 15 years.

05,00010k15k20k2011: 3,58720112012: 4,4912013: 4,71120132014: 5,1872015: 5,72820152016: 6,4572017: 7,04420172018: 7,6672019: 9,90920192020: 11k2021: 13k20212022: 12k2023: 13k20232024: 13k2025: 15k20252026: 14k

Municipalities in Oslo

Live companies by municipality.

Most common activities

Main activity of live companies in Oslo, excluding dormant and non-trading.

ActivityCompaniesCount
Rental and operating of own or leased real estate 68.200
12,710
Activities of housing cooperatives 97.001
9,283
Business and other management consultancy activities 70.200
9,017
Other activities of other membership organisations 94.992
8,723
Performing arts activities in music 90.201
7,348
Computer programming activities 62.100
5,011
Computer consultancy and computer facilities management activities 62.200
4,779
Arts creation activities in literature 90.111
3,864
General medical practice activities 86.210
3,382
Other captive investment companies 64.323
3,235
Performing arts activities in dramatic arts 90.202
3,213
Visual arts creation activities 90.120
3,089

Oldest companies in Oslo

Earliest incorporations still live. Open a municipality for the full list.

CompanyActivityIncorporated
Stiftelsen Oslo Hospital
977125871
Other real estate activities on a fee or contract basis31 Dec 1538
Oslo Baker- og Konditorlaug
995679167
Rental and operating of own or leased real estate30 Jul 1701
Akershus Stifts Geistlige Enkekasse Sti
840934322
Activities of charities which distribute means themselves29 Dec 1732
Oslo Gullsmedlaug
819814112
Other activities of other membership organisations1 Jan 1753
Stiftelsen Det Ankerske Waisenhus
977121086
Child welfare services11 Apr 1778
Stiftelsen Christiania Opfostringshus
975623343
Activities of charities which distribute means themselves3 Dec 1783
Bødal Sameige
875566482
Other real estate activities on a fee or contract basis31 Dec 1799
Akers Sogneselskap
995139340
Other activities of other membership organisations4 Jun 1807
Selskabet for Oslo Byes Vel
976390237
Other activities of other membership organisations29 May 1811
Det Norske Studentersamfund
945696923
Other activities of other membership organisations2 Oct 1813
Det Norske Bibelselskap Sti
935570212
Publishing of books26 May 1816
Fondet til Støtte for Studenter ved Universitetet i Oslo Sti
977121124
Activities of charities which distribute means themselves23 Oct 1817