How to file a complaint with energy company Vattenfall: the official channel, the deadline, and where to escalate (Geschillencommissie Energie) if it isn't resolved.
Tel 0900-0808. Post: Postbus 41920, 1009 DC Amsterdam. Reactie binnen 5 werkdagen. Daarna Geschillencommissie Energie.
Source: vattenfall.nl · verified 2026-05-29
Use the official channel above. Include your customer number, the connection (address or EAN) and what's wrong.
Vattenfall must handle your complaint. No reply, or no satisfactory reply, within about 8 weeks? Then you can escalate.
Bring your dispute to the Geschillencommissie Energie within 12 months of your complaint. Small filing fee, refunded if you win.
If Vattenfall doesn't resolve your complaint, you can take it to:
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