I was referred back in August 2017. I even provided the email that referred me and the customer service never got back to me.
Best answer by Tim_OVO
Sorry about this delay
If everything goes to plan, that voucher should be sent out around your supply start date. More info here: https://www.ovoenergy.com/ovo-answers/topics/all-about-switching/refer-a-friend/do-you-have-a-refer-a-friend-scheme-and-how-does-it-work.html.
As it hasn't, it sounds like an issue. To get this checked, send a message to us via Facebook, Twitter or email: firstname.lastname@example.org.