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Reducing carbon emissions from fleet operations

Decarbonisation consultancy for businesses and the public sector

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Independent, expert advice to help your fleet reach net zero

The journey to net zero starts on the road. Whether you operate a small pool of vehicles or manage a large, complex fleet, the decisions you make today will define your organisation’s environmental and financial performance for years to come.

At Energy Saving Trust, we provide independent, impartial advice and consultancy to help you decarbonise your fleet in a practical, cost-effective way, without disrupting operations.

How we can help

  • 01

    Fleet decarbonisation strategies

    Data-led assessment of fleet emissions, operational performance and costs, supported by scenario modelling and whole-life cost forecasting.

  • 02

    Tailored transition roadmaps

    Step-by-step plans and expert guidance to select the right zero-emission technologies across all vehicle types.

  • 03

    Charging and infrastructure planning

    Site energy analysis, charger specification, sizing and placement to build reliable, scalable and cost-effective depot infrastructure.

  • 04

    Grey fleet reduction

    Detailed analysis of employee-owned vehicle use, with solutions to reduce mileage, optimise travel policies and introduce cleaner travel alternatives.

  • 05

    Funding and financial support

    Access to grants and loans in England and Scotland, plus expert guidance on eligibility, applications and maximising support.

  • 06

    Free tools and resources

    Practical guidance for SMEs, local authorities and fleet operators on zero-emission vehicles, depot charging and energy-efficient driver training.

Start your journey

Wherever you are in your transport decarbonisation journey, our team are ready to help you save money, reduce carbon, and create a future-proofed vision sustainable mobility.

Get in touch

Why decarbonise your fleet?

  • Save money through smarter vehicle choices, efficiency gains and reduced fuel use.
  • Cut carbon emissions and demonstrate measurable progress towards net zero.
  • Futureproof your operations against upcoming regulations and policy changes.
  • Set an example in your sector by leading on sustainability and social responsibility.

Case study: Wiltshire Council

Working with our expert team, Wiltshire Council has been able to map out a clear, achievable path to decarbonisation. By using our fleet analysis and decarbonisation toolkit, the council has identified cost savings, emission reductions and a realistic plan to transition to electric vehicles.

Read the full story

Fleet management toolkit

Explore these free resources designed to help you navigate key topics for large fleet operators and take practical steps to reduce emissions, cut energy use, and transition to zero-emission vehicles.

  • A free hub for freight operators from Energy Saving Trust, Department for Transport, and Zemo Partnership. Schemes, guides, tools and blogs to help you reduce carbon emissions and lower costs.

    Explore the portal
  • Our short guide on how to adapt replacement cycles to accommodate electric vehicles.

    Download (PDF)
  • Advice on downsizing fleets for cost reduction, or in preparation for a transition to EVs.

    Download (PDF)
  • Everything you need to know about biomethane vehicles, including carbon emissions data.

    Download (PDF)

Get in touch

Our experienced team is here to listen, guide, and work through challenges with you. Because the best solutions start with a good conversation.

Leave your details below and we’ll be in touch.


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Last updated: 27 April 2026