
Making sustainability and responsible business solutions simple and cost-effective
What we do
Aspen Sustainability Consulting & Contracting provides cost-effective responsible business and sustainability solutions to organisations. We offer flexible interim, associate and project-based advisory support where additional capacity, or specialist expertise is needed. Based on 30+ years' experience we can advise on any aspect of responsible business or corporate sustainability to organisations of any size or operational sector.
Our specially selected services are listed below - scroll down to see how we can assist you.
Why choose Aspen?
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Senior sustainability expertise without the commitment and cost of permanent recruitment. A cost-effective alternative to larger consultancies, with no layers of account management or unnecessary overheads—just experienced, practical support focused on delivering results.
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The person you speak to is the person who delivers the work. You have direct access to an experienced sustainability consultant from initial discussions through to project completion, providing continuity, accountability and a deeper understanding of your organisation throughout the assignment.
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Flexible interim, fractional and project-based support offferings that adds specialist capability and extra capacity whenever your organisation needs it—whether to deliver a specific project, cover a skills gap or provide additional resource during periods of change.
Our Services

Led by Ollie Swan CEnv MISEP, a Chartered Environmentalist and Full Member of the Institute of Sustainability and Environmental Professionals, Aspen draws on more than 30 years' experience delivering sustainability, energy and environmental management solutions across higher education, healthcare, local government and the wider public sector.
Our expertise spans ESG and sustainability strategy, responsible business practice, environmental governance, management systems, net zero transition, carbon reporting, procurement, service contract management and organisational improvement. We help organisations manage risk, strengthen performance and deliver practical, measurable sustainability outcomes.
Aspen is based in East Devon, South West of England and offers support to organisations across the UK.
