Other specialised construction activities n.e.c.
TRONRUD BETONG AS
Revenue 2024
NOK 77.7m
Operating profit
NOK −4.3m
Equity
NOK 6.2m
Incorporated
2019
Employees
36
Share capital
NOK 100,000
Roles
Daglig lederBård Helge Tronrud
Revisor
Styrets lederStefan Michael Konkoly-Thege
StyremedlemHanne Merethe Wam
StyremedlemKari-Anne Grov Heggem
StyremedlemTrond Hegrenæs
Auditor
Audit firm
BDO AS
BDO AS har 401 registrerte statsautoriserte revisorer.
The Brønnøysund registers name the audit firm, not which individual auditor signs the accounts.
Auditor at related companies
14 of 14 companies in the same group use the same auditor.
| Company | Auditor | |
|---|---|---|
| BACKE BERGEN AS | BDO AS | same |
| BACKE EIENDOM INVEST AS | BDO AS | same |
| BACKE IDRETTSBYGG AS | BDO AS | same |
| BACKE OPPLAND AS | BDO AS | same |
| BACKE ROGALAND AS | BDO AS | same |
| BACKE ROMERIKE AS | BDO AS | same |
| BACKE STOR-OSLO AS | BDO AS | same |
| BACKE VESTFOLD TELEMARK AS | BDO AS | same |
| BUNDEBYGG AS | BDO AS | same |
| GAMLEGRENDÅSEN TERRASSE AS | BDO AS | same |
| JESSHEIMTOPPEN AS | BDO AS | same |
| MARTIN M BAKKEN AS | BDO AS | same |
| SILURVEIEN UTVIKLING AS | BDO AS | same |
| SKOGVEIEN 31-35 AS | BDO AS | same |
Shareholders
| Name | Stake | Shares | Year |
|---|---|---|---|
| BACKE STOR-OSLO AS | 80.0% | 80.000000 | 2025 |
| TRONRUD INVEST AS | 20.0% | 20.000000 | 2025 |
Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 15.06.2026.