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Your journey to Net Zero

About Us

Carbon-Zero aims to be the first choice for businesses in the transition towards net-zero. Whether private or public sector, we can help to make your business greener, more energy efficient and in many cases cheaper to operate.


Based in the UK, our team has over 30 years' of experience working in industry and major projects across a variety of business sectors. We are a team of fully qualified PRINCE 2 project managers, as well as being ISO 50001 and IEMA certified to carry out both Business Carbon Footprints and Energy Assessment Surveys.

Using these skill sets, our team at Carbon-Zero can help your business to voluntarily accelerate the move to being part of a financially sustainable, low carbon global economy.

Meet the Team

Photograph of Mark Eadie

Mark Eadie,
Projects Director

Mark is our head of Projects and a PRINCE2 qualified project manager. He is IEMA certified in Carbon Assessing, with 12+ years’ experience leading major project completions both in the Energy sector and in sustainability transition. He aims to bring revolutionary technologies and projects to the forefront of the sustainable revolution.

Photo of Brian Jonhstone

Brian Johnstone,
Low Carbon Consultant

Brian is our Low Carbon Consultant. He has a wealth of experience to draw from with over 30 years of working both at Director level and in Business Ownership. Brian is a PRINCE2 qualified Project Manager, IEMA certified carbon assessor and qualified Engineer.

Photo of Fraser Christie

Fraser Christie,
Low Carbon and Sustainability Advisor

Fraser is our Low Carbon and Sustainability Assessor. A qualified IEMA Environmental Practitioner, he has six years’ experience working in the environmental sector working for Public, Private and third sector organisations both in the UK and Abroad. As part of the Carbon-Zero team Fraser assists clients in improving their overall sustainability performance.

Photo of Lydia Kairl

Lydia Kairl,
Environmental Consultant

Lydia is our Environmental Consultant. She has an engineering and research background, with 5+ years’ experience in the transport sector and a Masters degree in sustainable building design. She is a passionate and avid environmentalist keen to support the low carbon communities of the future.

Photo of Stewart King

Stewart King,
ISO 50001& ESOS Lead Assessor

Stewart is highly qualified and experienced as an energy consultant. Since 1991 he has provided industrial and commercial energy saving surveys and solutions to clients worldwide across a wide array of business types. He supports Carbon-Zero as a technical consultant providing in-depth assessments and recommendations for energy and carbon reduction.

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