Security of supply guide

Please read or download a PDF version of our Security of Supply Guide below.

Alternatively, we can send you a free copy by post. You don't need to be an E.ON customer to ask us for a copy. Please email us with the following details.

• Your name
• Job title
• Company name
• Address
• Email address
• The name of the person responsible for buying energy at your business
• Whether or not you're an E.ON customer.