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A team of trusted energy efficiency experts

The ESOx team has a wealth of experience and practical know-how, and we’re on a mission to transform businesses and community organisations in Oxfordshire.

With our comprehensive Building Energy Efficiency Assessment we deliver tailored energy efficiency recommendations to meet your business-specific needs, introducing practical and effective energy advice that will have a measurable impact on your organisation.

Alison Grunewald
Team Lead

Alison Grunewald leads the ESOx team, and is Business Relationships Manager at Low Carbon Hub.

With a career spanning over 20 years, she boasts extensive expertise in project management and energy conservation. Her journey has seen her contribute to a social housing provider, the National Trust, and Blenheim Palace. Notably, Alison spearheaded the OxFutures team, overseeing energy assessments and offering assistance to Oxfordshire’s businesses, charities, and social enterprises.

Alison is driven by her passion for instigating change within the low carbon domain, particularly on a local level, and wants to unlock action at scale and pace to address our environmental and climate emergency.

See Alison‘s profile on LinkedIn

Michael Esvelt
Project Manager

Michael Esvelt is the Project Manager for ESOx, and runs the Environmental Information Exchange (EIE) team at Oxford Brookes University.

EiE has been providing carbon reduction advice to UK organisations since 1998. He has been the director of EiE since 2006, helping EiE support hundreds of small businesses, schools, charities, and local authorities.

Michael is driven to implement high-quality sustainable solutions that fit clients’ needs. When not working or volunteering, he enjoys learning to cook world cuisine.

Find out more about Michael at Brookes.

Moira Dorey
Lead Energy Assessor

Moira Dorey has been an Energy Assessor for the Environmental Information Exchange (EIE) team, based at Oxford Brookes University, for almost 14 years following a return to education by completing a Masters in Environmental Management and Technology.

As the Lead Energy Assessor, she visits a wide range of organisations for ESOx, providing practical advice on how they can reduce their energy use and carbon impact. She believes in the power of small steps that lead to big change and therefore looks forward to the day when every business in Oxfordshire has net-zero carbon emissions. 

See Moira’s profile on LinkedIn.

Saskya Huggins
Social Impact Director

Saskya Huggins is Social Impact Director at Low Carbon Hub. In this role, she’s focused on making sure that the work is both good for people and good for the planet.

Within ESox, Saskya is advising on strategic direction, ensuring the project aligns with this ethos.

In her spare time, she volunteers with Osney Lock Hydro, the first community-owned hydro on the Thames – as well as playing the fiddle for a folk band!

See Saskya’s profile on LinkedIn

Become an energy champion for your workplace. Download your free copy of our Workplace Energy Efficiency Checklist


Be part of the solution. You can contribute to shaping a more sustainable future by addressing the pressing climate crisis with effective carbon emission reduction.

Although we don’t have any open positions at the moment, we invite you to join our mailing list. You’ll be at the forefront when it comes to learning about potential career opportunities with us.

You can also connect with us on LinkedIn.

Contact us

Alison Grunewald

Please do get in touch with any inquiries you have, and reach out to Alison Grunewald, our Business Relationships Manager at

You can also use the form below to get in touch and one of the ESOx team will respond as soon as possible.

“The energy audit report really hit the spot. It highlighted some obvious, low-cost improvements that we can get on with quickly, as well as the bigger things that will make a significant difference to our energy usage and carbon footprint.”

– John Chadwick, New Road Baptist Church, Oxford