Feedback and complaints

We always want to know what you have to say – we are always trying to improve!
If you want to give us some positive feedback, we will be pleased to hear from you.
If you are unhappy with our service for any reason please let us know. We take your feedback seriously and will investigate your concern and seek to resolve it as soon as we can.
You can send us your feedback or complaint online.
Give us a call on 1300 838 009, or  write to us at:
Customer Complaints Manager

Diamond Energy

Level 1, 695 Burke Road

Camberwell, VIC 3124
State SchemePhone numberWebsiteEmail/SMS
Energy & Water Ombudsman, New South Wales1800 246 545www.ewon.com.au
Energy & Water Ombudsman, Queensland1800 662 837www.ewoq.com.aucomplaints@ewoq.com.au
Energy & Water Ombudsman, South Australia1800 665 565www.ewosa.com.au0488 854 555
Energy & Water Ombudsman, Victoria1800 500 509www.ewov.com.auewovinfo@ewov.com.au
Energy & Water Ombudsman, New South Wales 1800 246 545 www.ewon.com.au
Energy & Water Ombudsman, Queensland 1800 662 837 www.ewoq.com.au complaints@ewoq.com.au
Energy & Water Ombudsman, South Australia 1800 665 565 www.ewosa.com.au 0488 854 555
Energy & Water Ombudsman, Victoria 1800 500 509 www.ewov.com.au ewovinfo@ewov.com.au