// NORWAY · INDUSTRY
Data updated 19 June 2026
Mining support service activities Companies in Norway
Companies
714
Market
Norway
The Mining support service activities sector in Norway comprises 714 companies across 3 sub-industries. Its largest sub-industry is Other services related to the extraction of crude oil and natural gas (552 companies), and the highest-revenue company is ONESUBSEA AS. This page breaks the mining support service activities market down by sub-industry, company size and revenue, and lists the 50 largest companies in Norway by revenue. Data last updated 19 June 2026.
Compare with the Nordic-wide mining support service activities market, or browse all Norway industries.
Summary: key data points for Mining support service activities in Norway
- Total companies: 714
- Sub-industries: 3
- Largest sub-industry: Other services related to the extraction of crude oil and natural gas — 552 companies (77.3% of the sector)
- Second largest: Drilling services associated with the extraction of crude oil and natural gas — 118 companies
- Third largest: Services associated with other mining operations — 44 companies
- Companies with reported revenue: 333
- Companies with €10M+ revenue: 98
- Companies with reported headcount: 207
- Larger employers (100+ staff): 35
Mining support service activities in Norway by sub-industry
| Sub-industry | Companies | % of sector |
|---|---|---|
| Other services related to the extraction of crude oil and natural gas | 552 | 77.3% |
| Drilling services associated with the extraction of crude oil and natural gas | 118 | 16.5% |
| Services associated with other mining operations | 44 | 6.2% |
Company size — Mining support service activities in Norway
Based on the 207 mining support service activities companies in Norway with reported employee figures.
| Employees | Companies | % of reported |
|---|---|---|
| 1–10 | 104 | 50.2% |
| 11–49 | 51 | 24.6% |
| 50–99 | 17 | 8.2% |
| 100–199 | 19 | 9.2% |
| 200–499 | 9 | 4.3% |
| 500+ | 7 | 3.4% |
The sector is dominated by small firms — 50.2% of companies with reported headcount have 1–10 employees. At the other end, 35 companies employ 100+ people and represent the high-value enterprise accounts.
Revenue distribution — Mining support service activities in Norway
Based on the 333 mining support service activities companies in Norway with reported revenue.
| Revenue band | Companies | % of reported |
|---|---|---|
| €0–100k | 67 | 20.1% |
| €100k–200k | 27 | 8.1% |
| €200k–500k | 32 | 9.6% |
| €500k–1M | 17 | 5.1% |
| €1M–10M | 92 | 27.6% |
| €10M–100M | 82 | 24.6% |
| €100M+ | 16 | 4.8% |
Top 50 Mining support service activities companies in Norway by revenue
| Business ID | Company | Website | Employees | Revenue | Sub-industry |
|---|---|---|---|---|---|
| 929765001 | ONESUBSEA AS | onesubsea.com | 500+ | €1.1B | Other services related to the extraction of crude oil and natural gas |
| 913192192 | AKER SOLUTIONS HOLDING AS | — | €797.7M | Other services related to the extraction of crude oil and natural gas | |
| 980722805 | DEEPOCEAN AS | deepoceansearch.com | 500+ | €410.3M | Other services related to the extraction of crude oil and natural gas |
| 883462092 | DEEP SEA MANAGEMENT AS | deepsea.ai | 500+ | €210.8M | Drilling services associated with the extraction of crude oil and natural gas |
| 910608193 | KAEFER ENERGY AS | kaefer.no | 500+ | €203.4M | Other services related to the extraction of crude oil and natural gas |
| 991006494 | Cosl Offshore Management AS | cosl.no | 500+ | €187.1M | Drilling services associated with the extraction of crude oil and natural gas |
| 989118765 | Odfjell Invest AS | — | €172.1M | Drilling services associated with the extraction of crude oil and natural gas | |
| 918357688 | KCA Deutag Drilling Norge AS | kcadeutag.com | 500+ | €166.5M | Drilling services associated with the extraction of crude oil and natural gas |
| 925500925 | Deep Sea Drilling Company AS | odfjelldrilling.com | — | €150.7M | Drilling services associated with the extraction of crude oil and natural gas |
| 996713156 | OCEAN INSTALLER AS | oceaninstaller.com | 100–199 | €141.9M | Other services related to the extraction of crude oil and natural gas |
| 988626392 | TIOS AS | tiostacos1.com | 11–49 | €119.6M | Drilling services associated with the extraction of crude oil and natural gas |
| 979392710 | KCA DEUTAG MODU OPERATIONS AS | kcadeutag.com | 200–499 | €119.1M | Drilling services associated with the extraction of crude oil and natural gas |
| 820444442 | ODFJELL INVEST II AS | odfjell.com | — | €114.6M | Drilling services associated with the extraction of crude oil and natural gas |
| 829046652 | Altus Intervention AS | altusintervention.com | 200–499 | €110.8M | Drilling services associated with the extraction of crude oil and natural gas |
| 996394565 | DOF SUBSEA REDERI AS | — | €106.7M | Other services related to the extraction of crude oil and natural gas | |
| 977368448 | Transocean Offshore (North Sea) Ltd NUF | — | €103.7M | Drilling services associated with the extraction of crude oil and natural gas | |
| 998340470 | ALLSEAS NORWAY AS | allseas.com | — | €94.7M | Other services related to the extraction of crude oil and natural gas |
| 963228252 | Odfjell Operations AS | 200–499 | €92.6M | Drilling services associated with the extraction of crude oil and natural gas | |
| 933897583 | VAN OORD NORWAY AS | vanoord.com | — | €90.2M | Other services related to the extraction of crude oil and natural gas |
| 929955412 | Noble Invincible Operations AS | 11–49 | €78.5M | Drilling services associated with the extraction of crude oil and natural gas | |
| 888131442 | DOF Subsea Norway AS | 50–99 | €78.0M | Other services related to the extraction of crude oil and natural gas | |
| 983793347 | ODFJELL WELL SERVICES NORWAY AS | 100–199 | €77.9M | Drilling services associated with the extraction of crude oil and natural gas | |
| 991478450 | ARCHER NORGE AS | archerwell.com | 200–499 | €75.9M | Drilling services associated with the extraction of crude oil and natural gas |
| 831093552 | DEEP SEA RIG AS | — | €75.7M | Drilling services associated with the extraction of crude oil and natural gas | |
| 971147857 | TECHNIP UK LIMITED | — | €73.9M | Other services related to the extraction of crude oil and natural gas | |
| 984669151 | ODFJELL DRILLING AS | odfjelldrilling.com | 100–199 | €72.7M | Drilling services associated with the extraction of crude oil and natural gas |
| 968145843 | ARCHER OILTOOLS AS | archerwell.com | 200–499 | €72.6M | Drilling services associated with the extraction of crude oil and natural gas |
| 921804032 | CIMC OFFSHORE AS | oc-offshore.com | 1–10 | €71.6M | Drilling services associated with the extraction of crude oil and natural gas |
| 914426235 | WELLTEC OILFIELD SERVICES (NORWAY) AS | welltec.com | 100–199 | €70.2M | Drilling services associated with the extraction of crude oil and natural gas |
| 985377545 | NOV WELLBORE TECHNOLOGIES NORWAY LLC NUF | 100–199 | €69.1M | Other services related to the extraction of crude oil and natural gas | |
| 997788885 | Petrojarl i Production AS | — | €67.4M | Other services related to the extraction of crude oil and natural gas | |
| 927492687 | PETROJARL I L.L.C. NUF | — | €65.9M | Drilling services associated with the extraction of crude oil and natural gas | |
| 920901387 | AKOFS NORWAY OPERATIONS AS | akofsoffshore.com | 100–199 | €65.1M | Other services related to the extraction of crude oil and natural gas |
| 996306720 | Olympic Holding Chartering AS | olympic.no | — | €60.4M | Other services related to the extraction of crude oil and natural gas |
| 984285310 | Island Offshore Management AS | 200–499 | €55.2M | Other services related to the extraction of crude oil and natural gas | |
| 976779495 | SCHLUMBERGER OFFSHORE SERVICES LIMITED NUF | — | €55.1M | Drilling services associated with the extraction of crude oil and natural gas | |
| 996601161 | FLOATEL CONTRACTOR B.V. | — | €53.9M | Other services related to the extraction of crude oil and natural gas | |
| 981657322 | NOBLE DRILLING (NORWAY) AS | 1–10 | €53.9M | Drilling services associated with the extraction of crude oil and natural gas | |
| 981919971 | SLB KRISTIANSAND AS | slb.com | 200–499 | €53.6M | Other services related to the extraction of crude oil and natural gas |
| 921695365 | Noble Integrator Operations AS | 11–49 | €52.6M | Drilling services associated with the extraction of crude oil and natural gas | |
| 983756913 | KANFA AS | kanfa.energy | 50–99 | €47.0M | Other services related to the extraction of crude oil and natural gas |
| 928571017 | UMAS 1 AS | — | €45.2M | Drilling services associated with the extraction of crude oil and natural gas | |
| 984158939 | OCV RECOVERY AS | ocvweb.com | — | €44.1M | Other services related to the extraction of crude oil and natural gas |
| 919580240 | ODFJELL TECHNOLOGY AS | odfjelltechnology.com | 100–199 | €44.0M | Drilling services associated with the extraction of crude oil and natural gas |
| 919399309 | WEST SUPPLY III AS | — | €42.5M | Other services related to the extraction of crude oil and natural gas | |
| 915872662 | DOF SUBSEA REDERI III AS | — | €40.5M | Other services related to the extraction of crude oil and natural gas | |
| 918329684 | GINA KROG AS | — | €38.0M | Other services related to the extraction of crude oil and natural gas | |
| 887062552 | AxTech AS | axtech.no | 50–99 | €37.1M | Other services related to the extraction of crude oil and natural gas |
| 995962349 | DOF SUBSEA CHARTERING AS | — | €36.3M | Other services related to the extraction of crude oil and natural gas | |
| 939545832 | ALTERA INFRASTRUCTURE PRODUCTION AS | 100–199 | €36.3M | Other services related to the extraction of crude oil and natural gas |
How to sell to Mining support service activities companies in Norway
- Micro-business heavy: 50.2% of firms with reported headcount have 1–10 staff — keep offers simple, fast to adopt, and priced for small teams.
- Enterprise tier: 35 companies have 100+ employees — these are your high-ACV accounts that warrant named-account outbound.
- Revenue concentration: 98 companies report €10M+ revenue and concentrate most of the sector's buying power.
- Segment your list: the sector splits across 3 sub-industries led by Other services related to the extraction of crude oil and natural gas — target by sub-industry rather than the sector as a whole.
- Reach the decision-makers: Nordic Lead Database provides verified emails and direct phone numbers for executives at Norway's mining support service activities companies.
Mining support service activities across the Nordics
Compare the mining support service activities sector in Norway with the other Nordic markets.
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Book a meetingFrequently Asked Questions
How many mining support service activities companies are there in Norway?+
There are 714 mining support service activities companies in Norway, split across 3 sub-industries, the largest being Other services related to the extraction of crude oil and natural gas with 552 companies. Figures were last updated on 19 June 2026.
What are the largest mining support service activities companies in Norway?+
Ranked by revenue, the largest mining support service activities companies in Norway include ONESUBSEA AS, AKER SOLUTIONS HOLDING AS, DEEPOCEAN AS, DEEP SEA MANAGEMENT AS, KAEFER ENERGY AS. The full top 50 list with revenue, headcount and website is shown above.
How can I get contact data for decision-makers at mining support service activities companies in Norway?+
Nordic Lead Database provides verified emails, direct phone numbers and company data for decision-makers at Norway's 714 mining support service activities companies. Book a meeting and we'll provision access or build a custom export.
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