Complaint
We are here to help.
When things go wrong, we’re committed to making it right.
If you have feedback or would like to make a complaint, please follow these simple steps.
If you would like to provide feedback or resolve a problem, please call us on 03 9102 8400.
Our Melbourne-based customer service team is trained to handle all calls and will aim to resolve your concerns on the spot.
If you remain dissatisfied, you can ask to make a complaint.
We will log the complaint and it will be handled by one of our Team Leaders or complaints specialists.
Information about our complaints handling policies and procedures can be accessed here:
- For Sumo’s energy customers: Energy complaints handling policy
- For Sumo’s telco customers: Telecommunications complaints handling policy
Most issues can be resolved through our internal complaint handling process.
Most complaints are resolved within a few days, although complex matters may take a little longer.
If you’re not satisfied with how we have handled your complaint, you may wish to seek further assistance from your local ombudsman. We just ask that you give us a chance to resolve your complaint first.