Freegle is an online platform for exchanging stuff. The platform pair speople who have stuff they don't need with people who need stuff they don't have. This promotes reuse and keeps things out of landfills and incinerators. Freegle has over 2.7 million members across the UK.
- digital platforms
- marketplaces
LoamBio is an agricultural tech company whose technology harnesses the power of microbes, specifically endophytic fungi, to create seed coatings which improve soil health and sequester carbon, which support greater crop yields, and potential income for farmers through carbon markets.. These coatings, applied during planting, boost the natural ability of plants to store carbon in the soil and promote their growth and resilience against environmental stressors like drought, disease, and high temperatures. Loam positions itself as a farmer-centric company offering programs like SecondCrop, which helps farmers earn additional income through carbon credits for the carbon sequestered in their soil, and CarbonBuilder, to enable farmers to integrate soil health analytics seamlessly with existing practices.
- agricultural tech
- bioremediation
- biotech
- computational biology & chemistry
- conservation agriculture
- nature tech
ISeeChange empowers communities to tackle climate change impacts by integrating public input into infrastructure design and response management. Headquartered on America's Gulf Coast, ISeeChange prioritizes community, connection, integrity, equity, and insight, driving citizen science-based solutions. Residents contribute real-time observations of climate events like flooding and heat waves, which ISeeChange transforms into actionable insights using AI and sensor data. These insights enable cities, engineers, and utilities to prioritize infrastructure investments and design resilient solutions.
- artificial intelligence
- citizen science
- cloud
- data
- digital platforms
- edge computing
- marketplaces
- nature tech
Liquidonate is a digital platform which helps retailers sustainably manage excess inventory and facilitates donations of unsold products to nonprofits, schools, or upcyclers. The platform offers retailers matching algorithms based on inventory and customer return information, a personalized dashboard and API integration into their existing systems, tax reciept automation, negotiated shipping rates, as well as a dedicated customer support agent. By facilitating the donation of excess inventory, Liquidonate’s approach benefits both retailers, who save on disposal costs and reduce environmental harms, and non-profit recipients, who gain access to valuable resources for their programs and beneficiaries.
- charities
- circular economy
- donations
- inventory management
- liquidation
- nonprofits
Houdini sportswear caters to adventurers and athletes with a focus on eco-conscious, high-performance clothing. They craft technical apparel that combines durability, functionality, and minimalist design for activities like hiking, climbing, skiing, and trail running. Houdini prioritizes sustainability throughout their production process, using recycled materials whenever possible and employing practices that minimize environmental impact. Beyond performance and eco-friendliness, Houdini is known for innovation in material science and garment design, creating lightweight, weather-protective, and versatile pieces for dedicated outdoor enthusiasts.
- circular economy
- clothing
- digital platforms
- marketplaces
- material science
- textiles
Olio a free app to reduce household and food waste by fostering a hyper-local sharing economy. People can list unwanted but usable items, including surplus food, as well as clothes, books, and furniture. Neighbors can browse listings and arrange free pickup, giving unwanted items a second life and saving it from landfills. This approach combats waste, promotes sustainability, and fosters a sense of community by encouraging people to share and connect with those around them. Because it diverts far more greenhouse gasses across the 49 countries it operates in than it produces, Olio is a carbon-negative company.
- circular economy
- digital platforms
- marketplaces
- reduced food waste
- sharing economy
- social media / community
Waterbear is a digital streaming platform that hosts short films, stories, documentaries and original content to empower communities to make positive change in the world. Topics cover a breadth of topics in the environmental and humanitarian space. Waterbear is also home to a network of more than 100 NGO partners as well as brands. Members can join their communities directly through the platform, by taking action for the causes they care about most. Waterbear is free to access, and uses data to measure impacts based on member viewing.
- digital platforms
- marketplaces
- media
- streaming
Twelve is an bioengineering company using deep tech in carbon transformation to make electrochemical-based materials and products. Their Opus Carbon Transformation System converts air into hydrocarbons, the building blocks for chemicals, materials and fuels, which require zero fossil fuels, zero net new emissions and no trade-offs in quality and performance. Focused on sustainable aviation and jet fuels, their currrent products tout 90% lower lifecycle emissions than conventional jet fuel.
- bioremediation
- biotech
- computational biology & chemistry
- renewable technologies
Pol.is is an open source platform that facilitates group decision-making by allowing large numbers of people to share ideas and opinions on a topic. Polis' real-time system gathers the contributions of large groups, and then leverages advanced statistics and machine learning algorithms to analyze the collective input and surface points of consensus and where areas of dissent occur. Unlike some social media platforms, Pol.is aims to encourage constructive dialogue and bridge-building rather than amplify existing divides. Pol.is helps groups identify common ground and reach collaborative solutions in areas like policy development, market research, and community planning. As an open-source tool available to all, Polis is already adopted by various groups including governments, academics, independent media outlets, and everyday citizens. Anyone can access, modify, and contribute to the Pol.is code base, ensuring transparency and fostering continuous development.
- democracy
- digital platforms
- gift economy
- governance
- participatory decision-making
Socialbnb is an online platform that allows people to book accommodations that support social and environmental projects around the world, and connect travelers with local communities in ways that directly support local economies and causes. Each overnight "Impact Stay" supports a social or ecological project and travelers can also book "Impact Trips," which are multi-day trips that combine socialbnb accommodations with activities. Socialbnb currently has 6 different types of projects: Nature conservation, animal welfare, education, health, equality or sports.
- digital platforms
- marketplaces
- rentals
- sharing economy
- travel
Memri.io is a company developing a regenerative AI platform designed to empower individuals with data ownership and control over their digital experiences through AI products that are fair, accountable, and designed to prioritize positive impact and sustainability. Memri AI's approach emphasizes explainability, allowing users to understand how the AI arrives at its conclusions. The core components of Memri's platform are open-sourced, allowing developers to inspect, modify, and contribute to the code.The core compo In its first product, which focuses on content organzation designed to help users balance social media and their own mental health and wellbeing, it ensures users have agency over the data used by the AI and the decisions it helps them make. Memri also operates as a self-governed distributed organization where every individual has influence and autonomy in how the company is run and what is built.
- artificial intelligence
- data
- data sovereignty
- digital platforms
- social media
Commonplace is a digital platform for citizen/community engagement and co-design. Commonplace's enables communty leaders, organizations, and projects to reach their communities, engage them around ideas, suggestions, concerns, analyse their feedback, and collaborate on future ideas. Its tools support surveys, communications, geolocated sentiment mapping, translating diverse voices into key themes, dashboards and reporting capabilities. The platform aims to promote dialogue also speeds up projects by getting local buy-in faster. Commonplace has supported over 3500 projects across 8 million visitors and 60+ themes, from development consultations, to wind and solar farms, community services, infrastructure, local planning, transport, and many other areas.
- civic engagement
- community consultation
- development
- participatory governance
