Identity graph
COSL headquarters, locations and relationships
- Legal name
- COSL HOLDING AS
- Industry
- Oil and Gas Extraction and Refining
- Founded
- 2005
- Ticker
- SGBV: 600968
- Phone
- +47 51 95 09 00
- Website
- cosl.no
COSL office locations
| City | State / region | Country | Type |
|---|---|---|---|
| Stavanger | Rogaland | Norway | Headquarters |
| Beijing | Beijing | China | Office |
| Strassen | Luxembourg | Luxembourg | Office |
| — | — | Mexico | Office |
| Oslo | Oslo | Norway | Office |
| Singapore | — | Singapore | Office |
- Parent company
- COSL is part of CHINA NATIONAL OFFSHORE OIL.
Verified from public filings, company websites and news · Methodology
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About COSL
COSL (SGBV: 600968) is headquartered in Stavanger, Rogaland, Norway. Founded in 2005, the company has 6 recorded locations across 5 countries and employs approximately 14,370 people worldwide.
Where is COSL's main office?
COSL's main headquarters office is located at Stavanger, Rogaland, Norway. This is the company's primary corporate address.
COSL regional offices
Beyond its headquarters in Stavanger, COSL has recorded locations in Norway, China, Luxembourg, Mexico and Singapore.
COSL contact information
The main switchboard for COSL headquarters can be reached at +47 51 95 09 00. Official website: cosl.no.
What does COSL do?
CNOOC Energy Technology & Services Limited provides petroleum engineering and oilfield technology integrated services. The Company offers exploration, drilling engineering, logging, underground special operations, petroleum engineering construction, and other services. CNOOC Energy Technology & Services serves clients domestically and overseas.
One entity, every stage
Put COSL to work across your revenue bowtie
- Target Define the market Build the account list from companies shaped like your best customers, COSL included. Fingerprint search
- Cover Plan territories COSL's 6 locations roll up to one account, so it lands in one territory, once. Territory planning
- Engage Act on timing Leadership changes, funding and M&A arrive linked to the account, not a loose headline. Signal monitoring
- Convert Close on a resolved record Inbound and closed-won attach to one CRM record, with no duplicates to merge. CRM enrichment
- Retain Ground every answer Customer teams and AI agents answer from the same entity, with a source and a date. AI agent data layer
- Expand Find the next buyer inside Follow subsidiaries and divisions to the next team that can buy. Account expansion
About the source
What is GraphIQ.ai?
A B2B identity graph. It resolves each organization into one verified entity and maps its parent and subsidiaries, employees, competitors and news signals. Revenue teams use it in the product; AI agents query it through the REST API and MCP server.
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COSL: frequently asked questions
Where is COSL headquarters?
Stavanger, Rogaland, Norway.
What is COSL's phone number?
+47 51 95 09 00 (headquarters).
When was COSL founded?
2005.
How many employees does COSL have?
About 14,370, as of October 2026 (GraphIQ.ai estimate).
How many offices does COSL have?
6 locations across 5 countries, including Beijing, Strassen, Oslo, Singapore.
Is COSL a public company?
Yes. COSL trades on SGBV under the ticker 600968.
Questions about GraphIQ.ai
Is GraphIQ.ai a list of companies like a spreadsheet?
No. Each organization resolves to one verified entity linked to its parent, subsidiaries, people and signals, so COSL here is the same COSL in your CRM, territory plan and agent answers.
Where does this COSL data come from?
Public filings, company websites and news, resolved to one entity and continuously updated.