BusinessCloud can reveal its EnviroTech 50 innovation ranking for 2026.
Readers of the online technology publication and an expert judging panel have together decided the 50 companies blazing a trail in green technology.
The EnviroTech 50 celebrates businesses of all sizes creating original technology for use in green energy, to protect the environment and boost sustainability.
Automated waste monitoring system Greyparrot tops the ranking.
H2Origin Refills, on a mission to expand access to water bottle refill stations across public and private spaces, is second. The Manchester startup is helping to reduce the packaging waste and CO₂ footprint associated with bottled water.
In third is Vateris, a Nottingham-based deep-tech company turning one of industry’s largest liabilities — flue gas CO₂ — into permanent, high-performance minerals the economy already needs.
In fifth, behind electric vehicle charging network Be.EV, is Fotenix. The Salford firm helps commercial fresh produce businesses remain profitable despite mounting climate, labour, and regulatory pressure by providing automated scouting platforms for protected growing.
The top 10 is completed by Nuada, Gryd Energy, Modern Milkman, Pipeline Organics and Bactery.
Also featuring is Iceotope, headquartered in Sheffield, a precision liquid cooling technology enabling systems to operate at maximum efficiency in any environment; Belfast firm SustainIQ, which helps businesses measure, monitor & report on environmental, social and economic performance; Odqa, based in Oxford, which is focused on transforming how energy‑intensive industries generate high‑temperature heat from sunlight; and Nottingham’s The Thinking Pod innovations, transforming electronics for sustainable transport and energy systems via its ground-breaking VIDAR electric smart motor.
The ranking in full:
EnviroTech 50 – UK’s most innovative green tech creators for 2026
BusinessCloud called on its readers to vote for companies from the 144-strong shortlist. A combination of these votes and choices from an expert judging panel determined the top 50.
The judging panel was comprised of:
• Lubomila Jordanova, co-founder, GreenTech Alliance
• Sammy Fry, head of climate, Tech Nation
• Craig Melson, associate director for climate, environment and sustainability, techUK
• David Pugh, VP – Sustainable Innovation, Cambridge Consultants
• Sara Boswell, director of the University of Salford’s Centre for Sustainable Innovation
• Beth Houghton, partner, head of impact investing fund, Palatine Private Equity
• James Gaffney, head of energy and sustainability M&A, Alvarez & Marsal
• Jonathan Symcox, editor, BusinessCloud