Postal Address


Diamond Energy
101 Greville Street
Prahran, VIC, 3181


Interpreter service


Call 131 450 for Italiano, Español, عربي, Tiếng Việt, Ελληνικά

Diamond Energy, renewable electricity provider, contact us

Contact us

Our Australian based team are available Mon-Fri 8.30am – 6.00pm (AEDT) on 1300 838 009 or by email at customerservice@diamond-energy.com


We prioritise a safe and inclusive work environment for our staff, who will happily engage in respectful, considerate conversation and do their best to assist with any enquiries you may have.


Looking to work with us? Please visit Careers at Diamond Energy