Portfolio companies
Environment Bank
Environment Bank is a market-leading nature restoration company developing the UK’s emerging nature markets. It creates habitat banks across England, generating biodiversity units that help developers meet their statutory BNG obligations while securing long-term nature recovery.
Waste Knot Energy
Waste Knot Energy has engineered a waste-derived alternative fuel which can help to decarbonise heavy industry, including cement, power, steel and brick manufacturing by replacing fossil fuels.
Fornax
Fornax develops state-of-the-art, fully compliant high temperature thermal treatment facilities utilising Best Available Technology and Techniques that will safely and effectively treat clinical and hazardous waste and generate renewable energy. This will address a critical gap in the UK’s waste management sector.
Fischer Farms
Fischer Farms is leading the way in scalable, precision growing, shaping the future of horticulture in bio-secure indoor growing environments that give every plant exactly what it needs to thrive.
N Family Club
N Family Club is focused on redefining early years education and was the first nursery group to achieve B Corp status.
Wildanet
Wildanet is a Cornish-based Internet Service Provider aiming to serve some of the hardest to reach coastal and rural areas of the UK.
Elevate
Elevate is a B2B connectivity provider focussed on building full fibre ‘metro-networks’ across the Northern Powerhouse cities and London.
Aurem Care
Aurem Care is a portfolio of care homes across the UK providing care to those with higher acuity needs
The sub-sectors we focus on
Explore our sustainable infrastructure strategies
Decarbonisation
Solutions supporting the decarbonisation of hard-to-abate industries.
Digital infrastructure and connectivity
Fibre networks, managed connectivity and digital services for businesses and communities.
Health and education
Specialist healthcare, dementia care, children’s nurseries and education.
Regeneration
Biodiversity net gain, habitat banks and investible nature-based solutions.
Resource efficiency
Resource-efficient food and plant production, controlled-environment horticulture, alternative proteins and water-efficient systems.
Waste solutions
Infrastructure that treats waste safely, recovers value and supports a more circular economy.
Connect with our team
Whether you would like to explore our investment strategies, discuss your objectives or learn more about Gresham House, our team is here to help.