ONSITE TREATMENT SERVICES AS

Operating

Salg, utleie og reparasjoner av utstyr samt hva hermed står i forbindelse, herunder delta i andre selskaper med lignende virksomhet.

Salg, utleie og reparasjon av utstyr rettet mot offshore-næringen.

Keywords

crude oilnatural gasassemblydisassemblyinspectionrepairmaintenance (irm)insulationsurface treatmentscaffolding (iso)heatingventilationair conditioning (hvac)seabedcontrol cablesrisersflow pipesfloating tankersfpsodiving operationsunderwater exploration (rov)pipescablesengineeringproject activitiesliquefactionregasificationfirefighting

Organization

CEO: ØJ
Øyvind Jensen1961
Chairman of the board: CM
Christoffer Myhre1986
Years since formation: 25 years; since Feb 21, 2001
Type: Limited company
VAT registered: Yes
Number of employees: 34

Ownership

Number of shares and share classes: 2,000; 1 share class
Total number of shareholders: 8; 5 companies, 3 persons
Belongs to group of

Financials

Total operating income 2024: 96,246,601; NOK
Annual total result 2024: 8,119,651; NOK
Total equity 2024: 51,697,829; NOK

Last update: Jan 22, 2026

Locations

Norsea Base Bygg 104 4056 TANANGER, Norge

Company address
Norsea Base Bygg 104 4056 TANANGER, Norge
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Postal address
Postboks 171 4098 TANANGER, Norge
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Management

Management / administration

Name	Role	Shares
ØJ Øyvind Jensen 1961	Managing Director/CEO	4 % indirectly

Board

Name	Role	Shares
LE Leif Egil Solem 1955	Board Member	10 % directly
CM Christoffer Myhre 1986	Chairman	-
AI Arne Incoronato 1964	Board Member	46.07 % indirectly
SI Steven Incoronato 1987	Board Member	8.13 % indirectly

Others

Name	Role	Shares
F FORUS REVISJON AS	Auditor	-
L LINFRO REGNSKAP AS	Accountant	-

Top 10 individual shareholders

Name	Role	Shares
AI Arne Incoronato 1964	Board Member	46.07 % indirectly
LE Leif Egil Solem 1955	Board Member	10 % directly
KH Kjetil Hagen 1960	-	10 % indirectly
BS Bengt Sverre Hagen 1957	-	10 % directly
SI Steven Incoronato 1987	Board Member	8.13 % indirectly
MR Morten Refvem 1962	-	5 % directly
ØJ Øyvind Jensen 1961	Managing Director/CEO	4 % indirectly
RL Rune Lorentzen 1957	-	2.4 % indirectly
KF Kjetil Fosse 1962	-	2 % indirectly
IL Ida Lorentzen 1987	-	1.2 % indirectly

Last update: Oct 17, 2025

Ownership

Company shareholders

Name	Share class	Total number of shares	Share
A A R INCORONATO AS	Ordinary shares	1,084	54.2 %
BS Bengt Sverre Hagen 1957	Ordinary shares	200	10 %
T TEAM HAGEN INVEST AS	Ordinary shares	200	10 %
LE Leif Egil Solem 1955	Ordinary shares	200	10 %
MR Morten Refvem 1962	Ordinary shares	100	5 %
K KILLINGSTONE AS	Ordinary shares	96	4.8 %
O OJ INVEST AS	Ordinary shares	80	4 %
K KFA INVEST AS	Ordinary shares	40	2 %

Shares owned by the ONSITE TREATMENT SERVICES AS

Name	Share class	Total number of shares	Share
O OTT INTERNATIONAL AS Closed	Ordinary shares	3,000	100 %
O OTT TECHNOLOGY AND ENVIRONMENT AS Closed	Ordinary shares	1,000	100 %
S SEASAVE AS Closed	Ordinary shares	1,000	100 %
D DRILL CUTTINGS SOLUTIONS AS	Ordinary shares	500	50 %

Last update: Jun 2, 2025

Group structure

SIAI HOLDING AS
Total operating income 2024: NOK 0
Operating profit 2024: NOK -42,350
Employees: 0

Financials

in NOK

Summary

Year	2024	2023	2022	2021
Total operating income	96,246,601	81,452,703	76,739,824	50,351,501
Annual Total Result	8,119,651	7,531,011	12,876,020	176,247
Total assets	89,438,153	90,013,135	71,724,018	60,799,777
Total liabilities	37,740,324	43,434,957	28,877,376	26,829,155
Total equity	51,697,829	46,578,179	42,846,642	33,970,622

P&L

Year	2024	2023	2022	2021
Total operating income	96,246,601	81,452,703	76,739,824	50,351,501
Total operating costs	86,665,539	72,735,724	62,623,466	49,163,497
Operating result	9,581,062	8,716,979	14,116,358	1,188,004
Financial income/costs	115,968	-1,185,968	-1,240,338	-1,011,757
Profit before tax	9,697,030	7,531,011	12,876,020	176,247
Total tax & extraordinary income/cost	1,577,379	0	0	0
Annual Total Result	8,119,651	7,531,011	12,876,020	176,247

Balance overview

Year	2024	2023	2022	2021
Total fixed assets	48,931,693	58,073,008	43,181,012	40,453,248
Total current assets	40,506,460	31,940,128	28,543,005	20,346,529
Total assets	89,438,153	90,013,135	71,724,018	60,799,777
Short term debt	27,540,199	19,448,972	20,179,059	14,894,662
Long term debt	10,200,125	23,985,985	8,698,317	11,934,493
Total liabilities	37,740,324	43,434,957	28,877,376	26,829,155
Contributed capital	2,000,000	2,000,000	2,000,000	2,000,000
Retained earnings	49,697,829	44,578,179	40,846,642	31,970,622
Total equity	51,697,829	46,578,179	42,846,642	33,970,622
Total equity and liabilities	89,438,153	90,013,135	71,724,018	60,799,777

Classification

21st company classification

BETA

Industrial large enterprise

ONSITE TREATMENT SERVICES AS982 943 027