Other support activities for petroleum and natural gas extraction
ONSITE TREATMENT SERVICES AS
Revenue 2024
NOK 96.2m
Operating profit
NOK 9.6m
Equity
NOK 51.7m
Incorporated
2001
Employees
33
Share capital
NOK 2.0m
Roles
Daglig lederØyvind Jensen
Regnskapsfører
Revisor
Styrets lederChristoffer Myhre
StyremedlemLeif Egil Solem
VaramedlemArne Incoronato
VaramedlemSteven Incoronato
Auditor
Auditor at related companies
None of the 1 related companies use the same auditor.
| Company | Auditor | |
|---|---|---|
| SIAI HOLDING AS | PRICEWATERHOUSECOOPERS AS | different |
Shareholders
| Name | Stake | Shares | Year |
|---|---|---|---|
| A R INCORONATO AS | 60.2% | 1084.000000 | 2025 |
| LEIF EGIL SOLEM | 11.1% | 200.000000 | 2025 |
| TEAM HAGEN INVEST AS | 11.1% | 200.000000 | 2025 |
| MORTEN REFVEM | 5.6% | 100.000000 | 2025 |
| KILLINGSTONE AS | 5.3% | 96.000000 | 2025 |
| OJ INVEST AS | 4.4% | 80.000000 | 2025 |
| KFA INVEST AS | 2.2% | 40.000000 | 2025 |
Holdings in other companies
| Company | Status | Stake | Shares |
|---|---|---|---|
| DRILL CUTTINGS SOLUTIONS AS | Active | 50.0% | 500.000000 |
Source: Biztrac.no · Data from the Brønnøysund Register Centre and the Norwegian Tax Administration · Last updated 15.06.2026.