Network origin in Geert Jan Douma first degree
| Entity | Entity type | Industry | |
|---|---|---|---|
Douma Staal BV
 Douma Staal BV Wholesale DistributorsDistribution Services Douma Staal BV operates as a a trading company in the field of steel, pipes, bright steel, stainless steel and pipe components. Its products include plates, cold-rolled profiles, tubes and round tube, transport, sawing and drilling. The company was founded in 1989 and is headquartered in Sneek, the Netherlands.
1
| Subsidiary | Wholesale Distributors | 1 |
Chart of Companies connected to the second degree
Multi-company connection
Companies connected to Geert Jan Douma via their personal network
| Company | Sector | Related people | Main position |
|---|---|---|---|
Alliander NV
 Alliander NV Electric UtilitiesUtilities Alliander NV engages electricity and gas networks. It engages in the distribution of energy such as electricity, bio gas, and heat to commercial and residential clients. The firm operates through the following segments: Network Operator Liander and Other. The Network Operator Liander segment provides gas and electricity connections and for distributing gas and electricity in Gelderland and parts of Noord-Holland, Flevoland, Friesland and Zuid-Holland. The Others segment contains activities of Qirion, Stam and Alliander AG, new activities, the corporate staff departments and the service units. It specializes in the management of electricity, gas, and grid-related services. The company was founded in 1994 and is headquartered in Arnhem, the Netherlands. | Electric Utilities | Director/Board Member | |
Vitens NV
 Vitens NV Water UtilitiesUtilities Vitens NV supplies and delivers drinking water to various domestic and industrial consumers and users. The company was founded in 2006 and is headquartered in Utrecht, the Netherlands. | Water Utilities | President | |
Water- en Energiebedrijf Bonaire NV
 Water- en Energiebedrijf Bonaire NV Water UtilitiesUtilities Water- en Energiebedrijf Bonaire NV operates as Water treatment plant. The company was founded in 1963 and is headquartered in Kralendijk, Netherlands. | Water Utilities | Director/Board Member | |
| Stichting Wetsus Centre of Excellence Sustainable Water Tech | Investment Trusts/Mutual Funds | Director/Board Member |
Statistics
International
| Netherlands | 5 |
Sectoral
| Utilities | 4 |
| Miscellaneous | 2 |
Operational
| Director/Board Member | 3 |
| President | 1 |
| Chairman | 1 |
Most connected contacts
| Insiders | |
|---|---|
| Jos C. van Winkelen | 5 |
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