We celebrate the final day of our Venture Builder and Venture Launchpad programmes with a pitch event, the Climate Innovation Showcase Day. The event aims to build bridges, recognise the teams and initiate follow-up investment with pitches in front of an investor audience. In July, we bid farewell to Cambridge Cohort 7, Berlin Cohort 3 of our Venture Builder programmes and the Venture Launchpad Cohort 4 with showcase events at Google HQ in London and the Siemens Energy Innovation Centre in Berlin, welcoming them into our alumni community.

We would like to express our sincere thanks to our partners! Many thanks to Google for hosting us in there HQ in London and many thanks to Siemens Energy Ventures for allowing us to have the Berlin event at your Innovation Centre.

Here you can watch the London event via livestream and see a brief overview of all the pitching teams.

Loop52 is transforming the automotive industry by addressing the challenges of plastic waste from end-of-life vehicles (ELVs) through innovative recycling solutions. Their approach focuses on complete traceability, ensuring that every piece of plastic is tracked from its source vehicle through the processing facility to the final recycled product, which enhances transparency and quality assurance. By collaborating with ELV processors and original equipment manufacturers (OEMs), Loop52 aims to create a sustainable ecosystem that turns automotive plastic waste into valuable resources. Currently, they have completed dismantling pilots and are conducting sorting and processing proof of concepts with major automotive manufacturers like Jaguar Land Rover and Nissan.

Jupiter Lex is innovating in the legal sector by providing AI-driven solutions specifically designed for environmental, social, and governance (ESG) litigation. Their cutting-edge platform enables legal professionals to discover potential cases by scanning vast datasets, connecting with plaintiffs globally, and strengthening cases with the latest legal intelligence and scientific research. Currently, they are collaborating with two top UK litigation law firms on their MVP and are in discussions with three more firms. 

Temperate is innovating in the cooling technology sector by developing a sustainable cooling solution that operates without refrigerants, utilizing Passive Daytime Radiative Cooling. In their recent progress, they built their first working prototype, secured a lead investor for their SEIS funding round, and filed their first patent, which allows for greater clarity in discussing their technology. Additionally, they have recruited ten households in the UK for pilot testing, which will provide invaluable real-world feedback.

Orchid Solar is innovating in the renewable energy sector by developing a solar thermal technology that captures heat and stores it in integrated energy storage systems. Their system utilizes solar mirrors to focus sunlight, generating heat at temperatures of 600°C, which can then be converted into power on demand using a steam turbine. This modular and scalable solution has been tested in India and Kenya, and is designed for easier manufacturing without the need for critical minerals. Orchid Solar aims to address the challenges of energy storage and grid dependence on fossil fuels, targeting regions such as Australia, the USA, the Middle East, and India, with a focus on remote mining applications.

Demeter Bio aims to replace harmful materials in the pharmaceutical and cosmetics industries with sustainable alternatives derived from nature. Their flagship product, MelioShield, is a biodegradable biopolymer extracted from Black Soldier Flies, designed to replace conventional UV filters, PTFE, and certain microplastics. With superior photoprotective and antioxidant properties, MelioShield can seamlessly integrate into existing supply chains as a sustainable drop-in replacement. Additionally, it is produced from organic waste, enhancing its environmental impact. Demeter Bio addresses the significant issue of toxic pollutants in wastewater, which costs £7 billion annually to clean up.

Fetch Energy is focused on harnessing wave power as a renewable energy source, which has the potential to generate 32,000 terawatts of energy annually—twice the current global energy demand. Their technology is designed to be more compact and cost-effective, addressing past challenges in wave power development. With wave energy being ten times more energy-dense than wind and a hundred times more than solar, Fetch Energy aims to provide consistent power generation, operational on 90% of days in the UK. Their solutions are geared towards both micro and macro generation, enabling power production at or near the source.

Post Carbon Lab is pioneering a sustainable approach to textile and polymer production by converting CO2 into dyes and coatings using microbes. This innovative process addresses significant environmental issues, as textile dyeing contributes to 3% of global water pollution. Their microbial dyes require 97% less water, are produced faster, and consume 90% less energy compared to traditional methods. The company has secured letters of intent from major brands like Adidas and Balenciaga, and is actively engaging in workshops to promote sustainability and awareness through design.

Lambda Quantech is developing innovative solutions for monitoring fugitive greenhouse gas emissions, specifically targeting methane emissions in the energy sector. Their flagship product, MethaneGuard™, is an automated leak detection and repair (LDAR) platform designed for biogas plants, utilizing LoRaWAN IIoT technology for real-time monitoring and data visualization. The company has secured £143,000 of a £250,000 funding goal and is currently developing its minimum viable product (MVP). They have signed a letter of intent for a paid pilot project set for 2026, indicating progress towards market entry and expansion.

Greenflip is focused on unlocking investment opportunities in energy-efficient residential properties by providing an AI-powered platform that identifies retrofit opportunities and streamlines projects. Their innovation turns retrofitting into a profitable investment strategy, offering comprehensive property analysis to help investors make data-driven decisions. Greenflip aims to capitalize on the growing UK market for single-family rental homes, which is rapidly expanding, with £1.5 billion invested in 2024 alone. They emphasize the potential for higher rental rates due to low energy bills and aim to future-proof investments against regulatory changes.

Fermeta is an innovative solution that reduces methane emissions from cows by 25% while increasing milk production by 3%, all at just 20% of current feeding costs. It is produced on-farm as an energy drink for cows, utilizing a continuous fermentation system in a 500L reactor that operates for over 150 days, demonstrating significant improvements in digestibility and taste through rigorous testing. Additionally, Fermeta has achieved experimental proof of concept for biogas integration and is currently raising €1 million in a pre-seed round to advance its development, supported by various institutions such as Chalmers Innovationskonsortiet and the Bundesministerium für Wirtschaft und Energie.

Astracite is developing a sustainable solution for battery graphite, addressing the environmental and supply chain risks associated with the current reliance on China, which supplies 93% of battery graphite through energy-intensive processes. Founded by Sander and Christian, Astracite aims to convert CO2 emissions into high-performing battery materials, achieving 20% higher energy density with a carbon-negative footprint by storing CO2 in the batteries. Their innovative process is designed to be cost-competitive with conventional materials, with a target of producing graphite-silicon composites at price parity while maintaining a 50% margin. Currently, Astracite is raising €500,000 in pre-seed funding for research and development, intellectual property protection, and pilot plant design, with €280,000 already committed.

Straw Innovations Ltd focuses on optimizing the use of Asia’s leftover rice straw to produce food, fuel, and green construction materials. The company is developing an integrated process to convert rice straw into biogas and clean energy, specifically targeting low-cost technology for biogas production in collaboration with farmers in Laguna, Philippines, to sell as clean cooking fuel. By utilizing proprietary technologies to collect straw from challenging conditions that traditional equipment cannot handle, Straw Innovations prevents methane emissions from burning or decaying straw and transforms it into a valuable resource for clean energy and biochar, enhancing soil fertility and supporting low-emission rice farming while increasing farmer income across Asia.

Nina Energy Limited specializes in the development and deployment of thermochemical conversion systems for residual biomass. The company focuses on transforming agro-industrial waste into valuable materials for carbon capture, environmental remediation, renewable energy production, livestock, and food additives, promoting sustainable bioeconomic systems in rural Latin America. Nina Energy offers a wide range of products and services, including the design, construction, and maintenance of combustion and gasification plants, as well as the production and sale of torrefied solid biofuels. Additionally, the company provides project development services, physicochemical analysis of raw materials, energy efficiency audits, and carbon footprint calculations.

Wempyre offers a decentralized recycling solution for plastic waste generated by manufacturing companies, particularly those producing electrical and metal components. Their mobile pyrolysis system transforms mixed plastic packaging waste into green gas and energy directly on-site, eliminating the need for costly recycling logistics and reducing the carbon footprint associated with waste disposal. This modular container system enables efficient and environmentally friendly conversion of plastic into usable energy, oil, and gas, allowing companies to feed these components back into their production processes.

Tetrax provides AI-powered solutions for due diligence and risk assessment in renewable energy investments. Their platform, TetraxVerify, automates comprehensive project evaluations, analyzing thousands of documents in minutes and offering actionable insights with full legal traceability, achieving document processing that is 100 times faster and 10 times cheaper than traditional methods. Additionally, TetraxInsights offers a structured database covering the entire Spanish renewable energy market, consolidating scattered public data into a clean, searchable resource for solar, wind, batteries, biofuels, and demand-side assets. The company is currently raising €1 million to launch its product in two markets within the next 18 months.

Nada is focused on addressing food waste by utilizing a patented green extraction process to convert misfit fruits into cosmetic ingredients. The company aims to secure 200 tons of misfit fruits by 2026 and has partnered with the inventor of CO2 supercritical extraction technology, achieving a technology readiness level (TRL) of 4. Nada’s goal is to ensure that nothing and no one is left behind in the process, targeting the global cosmetic industry, which generates significant waste. They are currently in the pre-commercial validation phase, with plans to market their ingredient within 12-15 months.

Hoopsy is innovating in the diagnostic testing space by developing the first plastic-free pregnancy and ovulation tests, addressing the significant issue of plastic waste generated by traditional diagnostic tests. With over 30 billion tests used globally each year, resulting in 178 million kilograms of plastic waste, Hoopsy aims to eliminate this environmental burden. Their tests are made from 99% paper, providing a sustainable alternative that is both eco-friendly and easy to use. The tests offer quick results in just five minutes and are supported by a partnered app that delivers clear answers, enhancing user experience. Hoopsy’s products are CE certified and have garnered significant media attention and positive reviews, positioning them as a leader in the eco-conscious diagnostic market.

TerraTrace is developing an autonomous soil gas flux monitoring system to improve greenhouse gas emissions monitoring, which is currently slow, costly, and often inaccurate. Their lightweight sensors provide real-time data, geospatial analysis, and uncertainty metrics without needing constant human intervention. This innovative solution allows operators to manage assets remotely, detect anomalies quickly, and integrate emissions data into risk and compliance systems. With plans for drone-based deployment, TerraTrace aims to set a new standard in environmental monitoring.

LeafyColl is addressing the demand for ethical, plant-based alternatives in the beauty and wellness industries by engineering plants to produce bioidentical collagen proteins. This innovative molecular farming platform creates vegan collagen that is functional, scalable, and commercially viable, effectively replacing animal-derived ingredients without compromising performance. LeafyColl’s approach aims to establish a sustainable and ethical collagen supply chain, positioning the company as a leader in next-generation collagen production. Founded by experts in plant biochemistry and synthetic biology, LeafyColl is set to transform the collagen market.

We used Lorefully‘s technology for the first time at both events in London and Berlin so that you could ask pitch-related questions directly to the AI. The page is still live, so if you want to know what milestone Astracite is aiming for next or what the next versions of Fetch Energy’s prototype “Mantis” will be called, then ask your questions here or – of course – at investor@carbonthirteen.com.