Feedback and complaints

We are always working to improve, which means we always want to know what you have to say!

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.  We will investigate your concern and seek to resolve it as best we can.

You can give us a call on 1300 838 009 during business hours or write to us at Diamond Energy, 101 Greville Street, Prahran  VIC  3181

You can also provide feedback or raise a complaint through the following form:

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