How to file a complaint with energy company Eneco: the official channel, the deadline, and where to escalate (Geschillencommissie Energie) if it isn't resolved.
Tel 088-8054500. Post: Postbus 1014, 3000 BA Rotterdam. Escaleren naar GC Energie tot 12 mnd na klacht.
Source: eneco.nl · verified 2026-05-29
Use the official channel above. Include your customer number, the connection (address or EAN) and what's wrong.
Eneco 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 Eneco doesn't resolve your complaint, you can take it to:
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