Identity graph
DEA headquarters, locations and relationships
- Legal name
- DEA Deutsche Erdoel AG
- Industry
- Oil And Gas Exploration And Production
- Founded
- 1899
- Website
- dea-group.com
DEA office locations
| City | State / region | Country | Type |
|---|---|---|---|
| Hamburg | Hamburg | Germany | Headquarters |
- Parent company
- DEA is part of L1 Energy.
Verified from public filings, company websites and news · Methodology
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Subsidiaries, people and lookalike companies.
Who uses the DEA entity
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Corporate family, comparable companies and deal sourcing.
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Territories, enrichment and account expansion on one resolved account.
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Developers and AI agents
The entity and its relationships through the REST API and MCP server.
Developers
About DEA
DEA is headquartered in Hamburg, Hamburg, Germany. Founded in 1899, the company employs approximately 1,150 people worldwide.
Where is DEA's main office?
DEA's main headquarters office is located at 40 Überseering, Hamburg, Hamburg 22297, Germany. This is the company's primary corporate address.
What does DEA do?
DEA Deutsche Erdoel AG was an international oil and gas company headquartered in Hamburg, Germany. It was a subsidiary of L1 Energy. In 2018, DEA owned stakes in oil and gas licenses in various countries and operated natural gas underground storage facilities in Germany. DEA is a derivation from Deutsche Erdöl-Aktiengesellschaft, the original name of the company. On 1 May 2019, DEA merged with Wintershall to form Wintershall Dea.
One entity, every stage
Put DEA to work across your revenue bowtie
- Target Define the market Build the account list from companies shaped like your best customers, DEA included. Fingerprint search
- Cover Plan territories DEA resolves 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.
POST/api/v2/organizations/search
DEA: frequently asked questions
Where is DEA headquarters?
40 Überseering, Hamburg, Hamburg 22297, Germany.
When was DEA founded?
1899.
How many employees does DEA have?
About 1,150, as of October 2026 (GraphIQ.ai estimate).
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 DEA here is the same DEA in your CRM, territory plan and agent answers.
Where does this DEA data come from?
Public filings, company websites and news, resolved to one entity and continuously updated.