D-ENERGi

UtilitiesEngland, United Kingdom11-50 Employees

D-ENERGi is an Ofgem-registered business energy supplier based in Manchester, England, operating as a smaller alternative to the dominant market players. It provides gas and electricity for commercial customers and supports metering services, including half-hourly electricity and smart meter installations. The company serves a broad mix of sectors, from care homes and hotels to manufacturing facilities, schools, retail, and charities across the UK.

The firm emphasizes a personalised service model, offering a dedicated account manager and reliable support throughout the engagement. It reports that clients typically achieve average savings of 10–20% on annual energy costs. In recognition of its service, D-ENERGi was shortlisted for Energy Supplier of the Year at The Energy Awards 2026, and it maintains an Excellent rating on Trustpilot.

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