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T.a. Prosjektering - Johansen

ActiveOrganisation number 838499112Sole proprietorshipEst. 202671.121 · Civil engineering activitiesHønefoss, Buskerud
Official record ↗
Ageless than a year
older than under 1% of its sector
Same activity, Norway6,881live companies · 6852nd oldest
In Hønefoss5,135live companies · 43 in the same activity
At this address1only this company

In brief

T.a. Prosjektering - Johansen is a sole proprietorship founded on 16 September 2026. It is less than a year old; 99% of the 6,881 live companies whose main activity is civil engineering activities are older. Its registered office is in Hønefoss, Ringerike, Buskerud. 43 live companies in Hønefoss share the same main activity.

Register details

Registered nameT.A. PROSJEKTERING - JOHANSEN
Organisation number838499112
Company typeSole proprietorship (ENK)
Registered officeHønefoss
Nature of business (SN2025, Norwegian SIC)71.121 Civil engineering activities
International sector (ISIC Rev.4)M · 71 Architectural and engineering activities; technical testing and analysis

Timeline

Register events, newest first.

  • Entered in the Register of Business Enterprises
  • Registered

Register entries

From the register.

Incorporated16 September 2026
Registered16 September 2026
VAT registerNot registered

Civil engineering activities in Norway

Live companies whose main activity is 71.121: 6,881 in total, median age 7 years, 529 incorporated in the past 12 months.

All 6,881 companies
This company's decadeOther decades
01,0002,0003,0004,0001930s: 111930s1950s: 221950s1960s: 551960s1970s: 23231970s1980s: 1071071980s1990s: 5285281990s2000s: 8728722000s2010s: 2,0982,0982010s2020s: 3,2453,2452020s
Incorporated per year, still live
02004006008002011: 9620112012: 1932013: 20620132014: 2142015: 19420152016: 2152017: 26520172018: 2182019: 40220192020: 4262021: 41620212022: 4392023: 52020232024: 5102025: 50320252026: 431

Location

Registered office in Hønefoss, Ringerike, Buskerud.

Live companies in Hønefoss5,135
Same activity in Hønefoss43
Live companies in Ringerike6,414
New in Hønefoss, past 12 months397

Similar companies

Live companies with the same main activity, nearest first.

Compare all
SB
Steinar Braaten ProsjektHønefoss, Buskerud
Number 838469582Est. 2026
AH
Aasterud Holding AS TvangsavviklingsboHønefoss, Buskerud
Number 937754507Est. 2026
BT
Byggsolutions AS TvangsavviklingsboHønefoss, Buskerud
Number 937745761Est. 2026
AS
Arkitekttjenester SrourHønefoss, Buskerud
Number 936728758Est. 2025
R
RPC ASHønefoss, Buskerud
Number 936286992Est. 2025
MK
Maskering AS KonkursboHønefoss, Buskerud
Number 935973740Est. 2025

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.