MENU ACCOUNT Make a change and live greener today. 100% renewable power. Easy switching. Award-winning customer service. GET A QUOTE IN SECONDS Enter your postcode .trustpilot-0{fill:#FFFFFF;} .trustpilot-1{fill:#005640;} .trustpilot-2{fill:#ffffff;} Trustpilot logo The word Trustpilot next to a green star .trustpilot-star-0{fill:#005640;} .trustpilot-star-1{fill:#FFFFFF;} Trustpilot star An icon of a star used to grade companies in Trustpilot .trustpilot-star-0{fill:#005640;} .trustpilot-star-1{fill:#FFFFFF;} Trustpilot star An icon of a star used to grade companies in Trustpilot .trustpilot-star-0{fill:#005640;} .trustpilot-star-1{fill:#FFFFFF;} Trustpilot star An icon of a star used to grade companies in Trustpilot .trustpilot-star-0{fill:#005640;} .trustpilot-star-1{fill:#FFFFFF;} Trustpilot star An icon of a star used to grade companies in Trustpilot .trustpilot-star-0{fill:#005640;} .trustpilot-star-1{fill:#FFFFFF;} Trustpilot star An icon of a star used to grade companies in Trustpilot 5 stars on Trustpilot and UK based customer service Discover how we're helping to protect the planet 100% renewable electricity, simple tariffs and no exit fees. Say goodbye to serial switching. Great value tariffs Whether you're new or with us a while SEE HOW Easy switching No fees, no engineers, no disruption READ MORE 100% renewable electricity From wind, solar and hydro sources READ MORE Helpful staff In store or online FIND OUT MORE 5 stars on Trustpilot For customer service FIND OUT MORE Powered by Octopus Recommended by Which? for 3 years running FIND OUT MORE Switching has never been so easy GET A QUOTE IN SECONDS Enter your postcode For general enquiries: By email: hello@mandsenergy.com By phone: 08081 697 822 Privacy Terms & Conditions Modern slavery statement ABOUT MARKS & SPENCER The company Jobs Plan A Store finder Accessibility Privacy Terms & Conditions M&S Energy is proudly supplied by Octopus Energy Ltd. Octopus Energy Ltd is a company registered in England and Wales. Registered number: 09263424. Registered office: 33 Holborn, London, EC1N 2HT. Marks and Spencer plc is a company registered in England and Wales. Registered number: 0214436. Registered office: Waterside House, 35 North Wharf Road, London, W2 1NW. We use cookies to provide a great experience. If you're happy with this, continue browsing. Read more Manage my cookies.