How to file a complaint with energy company Coteq Netbeheer: the official channel, the deadline, and where to escalate (Geschillencommissie Energie) if it isn't resolved.
Netbeheerder Twente. Tel 0546-836 666. Reactie binnen 10 werkdagen. Daarna GC Energie.
Source: coteqnetbeheer.nl · verified 2026-05-29
Use the official channel above. Include your customer number, the connection (address or EAN) and what's wrong.
Coteq Netbeheer 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 Coteq Netbeheer doesn't resolve your complaint, you can take it to:
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