{"id":34195,"date":"2025-09-04T07:53:35","date_gmt":"2025-09-04T07:53:35","guid":{"rendered":"https:\/\/beststartup.co.uk\/?p=34195"},"modified":"2025-09-04T08:00:02","modified_gmt":"2025-09-04T08:00:02","slug":"10-climate-tech-startups-uk-and-ireland-2025","status":"publish","type":"post","link":"https:\/\/beststartup.co.uk\/10-climate-tech-startups-uk-and-ireland-2025\/","title":{"rendered":"From Dublin to London: 10 Climate tech Startups Driving Sustainability in the UK and Ireland"},"content":{"rendered":"\n<h3 class=\"wp-block-heading\" id=\"introduction\">Introduction<\/h3>\n\n\n\n<p>The UK and Ireland have become hotspots for startups, with London and Dublin standing out as global hubs of sustainability and green innovation. In 2025, the <strong>Top 10 Climate Tech Startups in the UK and Ireland<\/strong> are not only solving climate challenges but also attracting global investors and setting new standards in clean tech, AI, and carbon reduction.<\/p>\n\n\n\n<div class=\"wp-block-rank-math-toc-block\" id=\"rank-math-toc\"><h2>Table of Contents<\/h2><nav><ul><li><a href=\"#introduction\">Introduction<\/a><\/li><li><a href=\"#1-fuse-energy-uk-renewable-energy-disruption\">1. Fuse Energy (UK) \u2013 Renewable Energy Disruption<\/a><\/li><li><a href=\"#2-skyrora-scotland-uk-eco-space-launches\">2. Skyrora (Scotland, UK) \u2013 Eco Space Launches<\/a><\/li><li><a href=\"#3-mistify-ai-oxford-uk-pollution-control-tech\">3. Mistify AI (Oxford, UK) \u2013 Pollution Control Tech<\/a><\/li><li><a href=\"#4-reflo-manchester-uk-sportswear-from-plastic-waste\">4. Reflo (Manchester, UK) \u2013 Sportswear from Plastic Waste<\/a><\/li><li><a href=\"#5-emitwise-london-uk-ai-carbon-management\">5. Emitwise (London, UK) \u2013 AI Carbon Management<\/a><\/li><li><a href=\"#6-greenly-uk-automated-carbon-accounting\">6. Greenly (UK) \u2013 Automated Carbon Accounting<\/a><\/li><li><a href=\"#7-clim-8-invest-london-uk-sustainable-investing\">7. Clim8 Invest (London, UK) \u2013 Sustainable Investing<\/a><\/li><li><a href=\"#8-ev-energy-london-uk-smart-ev-charging\">8. Ev.energy (London, UK) \u2013 Smart EV Charging<\/a><\/li><li><a href=\"#9-openvolt-dublin-ireland-carbon-emissions-api\">9. Openvolt (Dublin, Ireland) \u2013 Carbon Emissions API<\/a><\/li><li><a href=\"#10-gazelle-wind-power-ireland-offshore-floating-turbines\">10. Gazelle Wind Power (Ireland) \u2013 Offshore Floating Turbines<\/a><\/li><li><a href=\"#conclusion\">Conclusion<\/a><\/li><\/ul><\/nav><\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"1-fuse-energy-uk-renewable-energy-disruption\">1. Fuse Energy (UK) \u2013 Renewable Energy Disruption<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Achieved unicorn status in under three years with a valuation of over \u00a3750M.<\/li>\n\n\n\n<li>Supplies 50,000 homes across the UK with solar + smart grid solutions.<\/li>\n\n\n\n<li>Helps households save up to \u00a3200 annually by optimizing energy flow.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"2-skyrora-scotland-uk-eco-space-launches\">2. Skyrora (Scotland, UK) \u2013 Eco Space Launches<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>First UK startup licensed for vertical space launches.<\/li>\n\n\n\n<li>Uses \u201cEcosene\u201d fuel made from waste plastic, cutting emissions by 45%.<\/li>\n\n\n\n<li>Opens opportunities for eco-friendly satellite deployment from Shetland.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"3-mistify-ai-oxford-uk-pollution-control-tech\">3. Mistify AI (Oxford, UK) \u2013 Pollution Control Tech<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Tackles dust pollution in construction and mining with AI-powered devices.<\/li>\n\n\n\n<li>Targets reduction of PM2.5 and PM10 air pollutants that cause health risks.<\/li>\n\n\n\n<li>Growing rapidly in the industrial sustainability space.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"4-reflo-manchester-uk-sportswear-from-plastic-waste\">4. Reflo (Manchester, UK) \u2013 Sportswear from Plastic Waste<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Converts plastic bottles into high-performance sportswear.<\/li>\n\n\n\n<li>Recycled over 140,000 bottles and planted 16,000 trees.<\/li>\n\n\n\n<li>Goal: 1 million trees and 5 million bottles recycled by 2026.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"5-emitwise-london-uk-ai-carbon-management\">5. Emitwise (London, UK) \u2013 AI Carbon Management<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Tracks enterprise carbon footprints in real-time.<\/li>\n\n\n\n<li>Raised $16.6M Series A to expand globally.<\/li>\n\n\n\n<li>Helping UK companies stay compliant with net-zero targets.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"6-greenly-uk-automated-carbon-accounting\">6. Greenly (UK) \u2013 Automated Carbon Accounting<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>SaaS platform for tracking Scope 1, 2, 3 GHG emissions.<\/li>\n\n\n\n<li>Integrates with supply chain and finance data for full transparency.<\/li>\n\n\n\n<li>Raised $52M Series B to expand across Europe.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"7-clim-8-invest-london-uk-sustainable-investing\">7. Clim8 Invest (London, UK) \u2013 Sustainable Investing<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Offers green ISAs and investment accounts targeting clean energy firms.<\/li>\n\n\n\n<li>Attracts climate-conscious investors in the UK market.<\/li>\n\n\n\n<li>Focused on delivering both impact and returns.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"8-ev-energy-london-uk-smart-ev-charging\">8. Ev.energy (London, UK) \u2013 Smart EV Charging<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Smart charging app that reduces EV charging costs.<\/li>\n\n\n\n<li>Certified B Corp, already active in multiple UK cities.<\/li>\n\n\n\n<li>Syncs with solar panels for 100% clean charging.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"9-openvolt-dublin-ireland-carbon-emissions-api\">9. Openvolt (Dublin, Ireland) \u2013 Carbon Emissions API<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Provides real-time carbon intensity data through APIs.<\/li>\n\n\n\n<li>Helps startups and enterprises integrate emissions tracking into apps.<\/li>\n\n\n\n<li>Driving Ireland\u2019s role in the global green fintech ecosystem.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"10-gazelle-wind-power-ireland-offshore-floating-turbines\">10. Gazelle Wind Power (Ireland) \u2013 Offshore Floating Turbines<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Developing floating turbines for deep-sea wind energy.<\/li>\n\n\n\n<li>Secured multiple international partnerships in 2025.<\/li>\n\n\n\n<li>Strengthens Ireland\u2019s position in renewable energy innovation.<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"conclusion\">Conclusion<\/h3>\n\n\n\n<p>From <strong>Dublin to London<\/strong>, the rise of <strong>UK and Ireland startups<\/strong> shows how <a href=\"https:\/\/climatetechvc.co\" target=\"_blank\" rel=\"noreferrer noopener\">sustainability,<\/a> AI, and green finance are shaping the future. These climate-smart companies are not only making business sense but also <strong>building a cleaner, greener tomorrow<\/strong>.<\/p>\n\n\n\n<p>\ud83d\udc49 To keep track of the latest <strong>UK startups, London innovators, and Irish sustainability leaders<\/strong>, follow <a href=\"https:\/\/beststartup.co.uk?utm_source=chatgpt.com\" target=\"_blank\" rel=\"noreferrer noopener\">BestStartup UK<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Meet 10 climate tech startups from the UK and Ireland in 2025. Discover how AI, green tech, and sustainability drive startup growth.<\/p>\n","protected":false},"author":14,"featured_media":34197,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[213,142,1519],"tags":[],"class_list":["post-34195","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-innovation","category-northern-ireland","category-technology"],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/beststartup.co.uk\/wp-content\/uploads\/2025\/09\/en-7.jpg?fit=940%2C788&ssl=1","wps_subtitle":"","jetpack-related-posts":[],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/beststartup.co.uk\/wp-json\/wp\/v2\/posts\/34195","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/beststartup.co.uk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/beststartup.co.uk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/beststartup.co.uk\/wp-json\/wp\/v2\/users\/14"}],"replies":[{"embeddable":true,"href":"https:\/\/beststartup.co.uk\/wp-json\/wp\/v2\/comments?post=34195"}],"version-history":[{"count":2,"href":"https:\/\/beststartup.co.uk\/wp-json\/wp\/v2\/posts\/34195\/revisions"}],"predecessor-version":[{"id":34199,"href":"https:\/\/beststartup.co.uk\/wp-json\/wp\/v2\/posts\/34195\/revisions\/34199"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/beststartup.co.uk\/wp-json\/wp\/v2\/media\/34197"}],"wp:attachment":[{"href":"https:\/\/beststartup.co.uk\/wp-json\/wp\/v2\/media?parent=34195"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/beststartup.co.uk\/wp-json\/wp\/v2\/categories?post=34195"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/beststartup.co.uk\/wp-json\/wp\/v2\/tags?post=34195"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}