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 submit details of a complaint online:

Ombudsman Schemes

If we are unable to resolve your enquiry to your satisfaction, you have the right to have your complaint referred to the Energy and Water Ombudsman in your state on the contact details below:

Energy & Water Ombudsman, New South Wales
1800 246 545
Energy & Water Ombudsman, Queensland
1800 662 837
Energy & Water Ombudsman, South Australia
1800 665 565
0488 854 555
Energy & Water Ombudsman, Victoria
1800 500 509