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  • Commercial and Industrial

    Commercial and Industrial

    Commercial and Industrial

    Commercial and Industrial (C&I) businesses and energy consultants can explore our wide range of fixed and flexible contract structures here, with certified 100% renewable electricity available across all our products.

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    Traceable Renewable Supply

    Enable your business to better report where its renewable power comes from and meet the requirements of a changing policy landscape.

    Find out more
  • Business

    Business

    Business

    SmartestEnergy Business offer a range of competitive electricity and gas products to suit any small-medium UK business. Find out how we can help your business reduce your energy costs and protect you against market price uncertainty.

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    • Renewable electricity
    • Get a quote
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    SmartFix Renewable Product Guide

    Learn more about taking the smartest journey to renewable energy, download our SmartFix renewable product guide.

    Download the guide
  • Generators

    Generators

    Generators

    We offer independent generators a competitive route to market with our various Power Purchase Agreements (PPAs) suitable for renewable and flexible assets. Take advantage of our trading expertise spanning 20 years and find out how we can help you maximise your assets’ potential.

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    SmartFlex trading portal

    Track the market, react to price spikes and trade at the click of a button with SmartFlex, available with our Flexible PPA product.

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  • About Us

    About Us

    About Us

    SmartestEnergy is a B2B energy company empowering switched-on customers, generators and partners to get to net zero. See how our unique business model sets us apart from our competitors and why the support from our parent company, Marubeni Corporation makes us a stable, well-resourced partner.

    About Us
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    Celebrating 20 years of SmartestEnergy

    Having been established in 2001, SmartestEnergy celebrates 20 years of shaping the global energy landscape this year and reaffirms our commitment to driving a smarter transition to net-zero globally.

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  • Info Hub

    Info Hub

    Info Hub

    All our published content is available within the info Hub, providing everything from the latest industry news to key company updates and insights from our in-house experts. Inform your energy strategy with these resources.

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    Download our latest Annual report

    In our latest Annual Report and Financial Statements, we reflect on the year 2022-23 and the progress we have made in the months since, recapping our business activities, highlighting our key achievements, and looking towards the future of SmartestEnergy.

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  • Customer Service

    Customer Service

    Customer Service

    Here you will find information relating to billing and payments; guidance on how to advise us about a change of tenancy or new meter connection and how to contact our customer service teams for Industrial and Commercial, Business and Smart Generation.

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    Access our online customer tools

    Our customer login page provides a dedicated area for customers to access all online tools centrally and easily manage their energy contracts day-to-day

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  • Contact us

    Contact us

    Contact us

    Here you will find the contact details for SmartestEnergy Limited and SmartestEnergy Business, as well as our office locations. Reach our sales and customer services teams via phone or email or submit a general enquiry using our online form.

    Contact us
    • London office
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    Join our team and power a revolution

    Discover what it’s like to work for a next generation energy company. Search our current job vacancies and apply to be part of the SmartestEnergy team

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