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I Tronsmo AS

ActiveOrganisation number 916897820Private limited company (AS)Est. 193747.610 · Retail sale of booksOslo, Oslo
Official record ↗
Age89 years
older than 99% of its sector
Same activity, Norway280live companies · 3rd oldest
In Oslo203,140live companies · 64 in the same activity
At this address28live companies incl. this one
Employees18as registered

In brief

I Tronsmo AS is a private limited company (AS) founded on 18 January 1937. At 89 years old it is older than 99% of the 280 live companies whose main activity is retail sale of books. Its registered office is in Oslo, at an address shared with 27 other live companies. 64 live companies in Oslo share the same main activity. Official records list 18 employees. The latest annual accounts it has filed are for 2025.

Register details

Registered nameI TRONSMO AS
Organisation number916897820
Company typePrivate limited company (AS)
Registered officeUniversitetsgata 12, 0164 Oslo
Nature of business (SN2025, Norwegian SIC)47.610 Retail sale of books
International sector (ISIC Rev.4)G · 47 Retail trade, except of motor vehicles and motorcycles
Business descriptionHandel.

Timeline

Register events, newest first.

  • Articles of association dated
  • Registered
  • Entered in the Register of Business Enterprises
  • Incorporated

Register entries

From the register.

Incorporated18 January 1937
Registered19 February 1995
Employees18
VAT registerRegistered
Latest accounts2025
Websitewww.tronsmo.no

Retail sale of books in Norway

Live companies whose main activity is 47.610: 280 in total, median age 10 years, 21 incorporated in the past 12 months.

All 280 companies
This company's decadeOther decades
0501001502001900s: 11900s1920s: 11920s1930s: 11930s1950s: 21950s1960s: 31960s1970s: 111970s1980s: 221980s1990s: 361990s2000s: 382000s2010s: 562010s2020s: 1092020s
Incorporated per year, still live
0102030402011: 220112012: 22013: 320132014: 42015: 1220152016: 52017: 920172018: 102019: 820192020: 122021: 1520212022: 122023: 1620232024: 162025: 2220252026: 16

Location

Registered office in Oslo.

Live companies in Oslo203,140
Same activity in Oslo64
New in Oslo, past 12 months17,423

Also registered at this address

27 other live companies share this registered office; shown are those incorporated closest in time to this one.

Similar companies

Live companies with the same main activity, nearest first.

Compare all
G
Gyldendal ASAOslo, Oslo
Number 812206222Est. 1925
F
Fondsfinans ASOslo, Oslo
Number 911752271Est. 1950
DN
De Norske Bokklubbene ASOslo, Oslo
Number 911167905Est. 1961
B
Bokkilden ASOslo, Oslo
Number 930425648Est. 1967
M
Must ASOslo, Oslo
Number 933542084Est. 1968
N
Norli ASOslo, Oslo
Number 913820509Est. 1972

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.