County Offaly, Ireland · AcceleratorIreland's first sustainability accelerator backed by Bord na Móna, providing access to live test beds and infrastructure across Bord na Móna sites. Supports renewable energy, waste upcycling, and sustainable products with mentorship, field trials, and stipends. Scope: National.
AcceleratorClimateSustainabilityCircular Economy
Frankfurt, Germany · StartupRe-commerce platform for professionally refurbished consumer electronics with quality grading, warranty, and circular lifecycle services.
StartupGrowthRe-commerceE-commerceCircular Economy
Prague, Czech Republic · StartupCyrkl is a circular-economy marketplace described as “Tinder for industrial waste.” It enables factories to sell scrap materials such as plastics or metals to recyclers instead of landfilling them. The platform improves pricing transparency and accelerates reuse of materials across industrial supply chains. By 2026, Cyrkl is a recognized circular-economy player in CEE with growing cross-border adoption.
StartupGrowthCircular EconomyMarketplaceSustainability
Warsaw, Poland · StartupCircular-economy startup commercializing technology to upcycle spent coffee grounds into bio-based ingredients, including oils, antioxidant fractions, polymer feedstocks, and protein-rich additives for cosmetics, packaging, and food supply chains.
StartupEarly StageClimate TechCircular EconomyBioTech
Berlin, Germany · Event OrganisatorOrganizer of Greentech Festival, a large Berlin sustainability and climate innovation conference and exhibition.
Event OrganisatorEventsGreenTechSustainabilityCircular Economy
Berlin, Germany · EventMajor sustainability-focused exhibition and conference at Messe Berlin, founded by Nico Rosberg, showcasing climate innovation across mobility, circular economy, and supply chains. Exact 2026 dates are to be announced.
EventEventsGreenTechSustainabilityCircular EconomyMobility
Lisbon, Portugal · AcceleratorFounded 2018 with backing from the Calouste Gulbenkian Foundation. Runs the Maze X 3-month accelerator for social impact startups, providing tailored mentoring, impact investor access, and a EUR 50K stipend. Notable alumni include Speak. Scope: International.
AcceleratorImpactFintechCircular EconomyEdTech
Vienna, Austria · Startuprefurbed is an online marketplace for refurbished products, including electronics, household items, and sports equipment.
StartupGrowthMarketplaceCircular EconomyE-commerce
Paris, France · StartupLuxury fashion resale platform with strong operations and authentication teams in Spain.
StartupGrowthMarketplaceFashionCircular Economy
Vilnius, Lithuania · StartupVinted is Europe’s largest marketplace for second-hand fashion and one of Lithuania’s biggest tech success stories. In 2024 the company reported EUR 813m in revenue and EUR 76.7m net profit, underlining a profitable recommerce model at scale. Beyond the core marketplace, Vinted has expanded into logistics through Vinted Go and payments via Vinted Pay. The company has also grown through targeted acquisitions, including Trendsales in Denmark (2024) and luxury resale marketplace Rebelle (2022). With its mission to make second-hand the first choice, Vinted sits at the intersection of circular economy, logistics, and consumer marketplaces.
StartupLate StageMarketplaceCircular EconomyLogistics
Warsaw, Poland · Angel InvestorFounder of WP2 Investments, Wojciech is an active angel focused on the green transition and fintech-enabled business models. He is known for combining capital with hands-on operational mentorship. Notable portfolio examples include Sunroof and Ecobean.
Angel InvestorPre-Seed to Series AClimate TechFintechCircular Economy