Welcome to
Post House
Below you'll find some helpful documents to make things easier for you. The welcome brochure explains how your heat network works, how you're charged, how to make payments, and manage your account via our customer portal. The tariff breakdown outlines your current charges.
To know who to contact, please refer to this FAQ.
To know who to contact, please refer to this FAQ.
Sovereign Network Group
Heat supplier
Your heating & hot water is supplied through a communal heat network. Your heat supplier owns and operates this system and is responsible for providing reliable energy to your home.
0204 512 5374
Insite Energy
Metering & billing provider
Insite Energy manage the metering & billing of your home on behalf of your heat supplier, processing any payments made. Our customer service team are on hand to answer on queries relating to your meter, billing, or payments issues.
0120 031 6250
Sovereign Network Group
Emergency contact
If you’re experiencing issues with your heating or hot water supply, or notice a leak, please contact your emergency contact. They’re responsible for maintaining your heat network and resolving faults.
0204 512 5374
We’re here to help
Need some help managing your energy account? You can get in touch with our customer service team, find answers to FAQs, or fill in a form using the options below.
