GREENTECH FESTIVAL PARTNERS

Ore Energy has developed a groundbreaking battery based on iron, water and air. It can reduce the cost of long-duration energy storage by 10x compared to currently used li-ion batteries.

Iron-air batteries have historically faced significant challenges in cost, rechargeability and efficiency, hindering their practical application until now. Based on years of research, Ore Energy has been able overcome these challenges.

The Ore Energy battery is created from natural, abundant materials, making it highly recyclable. It’s not only eco-friendly but also significantly cheaper to produce, minimizing land usage and unwanted environmental impacts. It also has no risk of fire thanks to its chemistry.

osapiens develops innovative SaaS solutions that help companies implement ESG requirements quickly, automatically, and securely. At the core is the osapiens HUB – an AI-powered cloud platform for compliance and transparency along the value chain. Companies use it to tackle ESG challenges, identify risks, comply with reporting obligations such as CSRD, EUDR, and LkSG, and make their processes more efficient and sustainable. Founded in Mannheim in 2018, osapiens is now a leading provider of ESG software, supporting more than 1,800 customers worldwide with a team of over 500 employees.

pacemaker.ai offers AI-powered supply chain solutions and a TÜV-certified sustainability management platform to calculate all ESG indicators for effective carbon management and CSRD reporting. Companies benefit from accurate demand forecasting, automated ESG reports, and the ability to optimize planning and reduce waste. With deep industry expertise and cutting-edge technology, pacemaker.ai ensures compliance with CSRD and the EU taxonomy while boosting efficiency. Key features include advanced forecasting algorithms, standards-compliant emissions calculations, and seamless integration for measurable, scalable results.

paprfloor has the goal to develop the most sustainable flooring for temporary building (like fairs). It’s first product is a flooring based on recycled paper tha save more than 10kg CO2 in comparison to traditional floorings.

Planet Wild carries out nature restoration and rewilding projects around the world. Through powerful storytelling, our mission videos reach millions, showing that solutions to restore the planet already exist. Backed by over 12,000 individuals and businesses, we turn funding into real-world impact—and we’re helping more and more companies take meaningful action for nature.

PLANT-MY-TREE® pushing climate action for more than 20 years. Over 3250 companies in Germany are already using the attractive climate protection packages and opportunities from PLANT-MY-TREE®. Doing tangible good – and benefit as a company from numerous advantages related to their climate protection activities. Customer acquisition and employee loyalty through measurable image gains are just two of the many sustainable benefits. Interested companies can choose from various attractive partner packages. From a starter tree project, teamevents and festivals to the reforestation of your own company forest. And because we are entrepreneurs ourselves, we know what companies need.

Planted is a leading Sustainability as a Service provider that comprehensively supports companies with their ESG strategy. With AI-powered software solutions, in-depth expert support and scientific standards, Planted helps with dual materiality analysis, carbon footprinting, decarbonization, ESG management through to VSME or CSRD reporting and biodiversity protection. Planted thus goes far beyond mere compliance and enables companies to reliably meet the expectations of customers, investors, banks and auditors through sustainable transformation.

Plastic guys transforms locally collected plastic waste into high-quality panels for furniture, architecture, and design. With a fully circular and EU-based production, they combine sustainability with aesthetics. Their scalable and increasingly automated process ensures consistent quality at larger volumes and opens the door to applications in construction and its workflows. Each panel is customizable in color, size, and finish — ideal for conscious and future-oriented brands.

Philip Morris International is a leading international tobacco company, actively delivering a smoke-free future and evolving its portfolio for the long term to include products outside of the tobacco and nicotine sector. The company’s current product portfolio primarily consists of cigarettes and smoke-free products.

Founded in 2015 in the Nordics, Position Green is a frontrunner in ESG software, with technology and expertise that supports organizations to accelerate their sustainability journey. Their end-to-end offering combines proprietary ESG software, specialized advisory services, and e-learning. By making sustainability measurable and actionable, Position Green optimizes ESG reporting, enhances data management and helps businesses build robust strategies that reduce risk and create long-term value.

As market demands for transparency and sustainable practices grow, Position Green continues to scale, supporting over 750 customers worldwide with a team of 400+ sustainability experts across Europe and the US.

Refamo CFMA, Digital twins and generative AI: The most powerful triangle for future of Predictive Maintenance ReFaMo specializes in advanced fatigue assessment technology for welded steel structures under dynamic loads, enhancing the safety and longevity of military and civilian marine vessels. Our Predictive Maintenance solution, integrated with DigitalTwin and AI, shifts from traditional physical sensors to virtual-based sensors. This solution, particularly effective in monitoring vessel hull structures, helps prevent failures and extend the service life of marine assets like container ships, cruise ships, oil tankers, and super yachts. ReFaMo’s patented real-time analytics accurately estimate the lifetime of these structures, providing valuable insights for operators and owners.

Releaf Paper is an innovative company that turns green waste into valuable raw materials for the paper and packaging industry. By merging science and entrepreneurship, we reshape perceptions of resource use in paper production.
In 2022, the company opened an office in France and began setting up its own production of raw materials for mills in the EU to manufacture paper and packaging using Releaf’s technology.
Releaf Paper has developed its own patented technology for processing fallen leaves into fibers. By combining mechanical, thermal, and chemical treatments, we not only dispose of green waste but also provide a sustainable source of raw materials for the paper and packaging industries.

RiDERgy offers AI-powered energy management software that helps companies optimize EV fleet charging in a cost-efficient, grid-friendly, and sustainable way. The cloud-based solution automatically schedules charging based on real-time energy prices, vehicle data, and infrastructure constraints, reducing electricity costs by 40–60%. As a hardware-agnostic, API-first platform, RiDERgy integrates seamlessly with vehicles, chargers, solar systems, and batteries. Its predictive algorithms extend battery lifetime, increase renewable energy use, and ensure high vehicle availability—making it ideal for large commercial and logistics fleets.

The Rügenwalder Mühle Carl Müller GmbH & Co. KG. was founded in 1834 by master butcher Carl Müller in Pomeranian Rügenwalde. Today it is based in Bad Zwischenahn in Lower Saxony and is one of the best-known food manufacturers in Germany. In addition to sausage and ham, Rügenwalder Mühle has also been known for its vegan and vegetarian products since 2014 and is now the market leader in Germany in this segment. The range of the brand manufacturer now includes around 25 classic meat and sausage products as well as around 30 vegetarian and vegan alternatives. In 2021, for the first time, Rügenwalder Mühle achieved more sales with its meat alternatives than with its meat products over the entire financial year.

The red mill, the trademark of the Rügenwalder, always stands for traditional craftsmanship and the best ingredients. For the trust of consumers in the brand, 2025 Rügenwalder Mühle was awarded  the fith time in a row “Most Trusted Brand” consumer prize in the “Vegetarian/Vegan Products” category and 2022 with the renowned Best Brand Award in the category “Food & Beverages”.

SiGREEN enables companies to determine their Product Carbon Footprint (PCF) based on real primary data – moving beyond industry averages. As a Catena-X certified and PACT-conformant solution, SiGREEN ensures secure, standardized CO₂ data exchange across the supply chain. It streamlines data requests, enhances transparency, and supports compliance with regulations like CBAM. Future-ready with AI-powered estimation and CBAM reporting, SiGREEN empowers businesses to reduce emissions effectively.

SIRPLUS is a Berlin-based impact startup focused on rescuing surplus food. Partnering with producers and wholesalers, the company reintegrates perfectly edible yet discarded products into the market. Customers gain access to a growing range of goods at up to 90% off. In addition to its D2C model, SIRPLUS supports companies with sustainable employee benefits and tax-free incentives that promote wellbeing, appreciation, and environmental responsibility.

Skarper has developed the world’s first click-on, click-off eBike drive system, engineered in collaboration with Red Bull Advanced Technologies. It is wire-free and seamlessly integrates into your bike’s disc brake mechanism without modifying the frame or wheels. Once Skarper’s patented DiskDrive® is installed, simply click on the motor for an eBike experience and click it off to return to a regular bike in seconds. With over a billion bikes in circulation globally, Skarper allows users to upcycle their existing bikes. Backed by six-time Olympic champion Sir Chris Hoy, Skarper has attracted interest from 150+ distributors across six continents, highlighting its disruptive market potential.

Sonnenrepublik – Specialists for the Impossible

We are product developers, system planners, and consultants specializing in self-sufficient power supply.
Our portfolio includes solar power supplies, balcony power plants with storage, solar-powered devices for industrial and consumer applications, as well as customized solar modules.

The expert team at Sonnenrepublik has been developing solutions in solar technology, energy storage, electronics, building technology, and solar module production for over 20 years. We provide complete, self-sufficient solar power systems-from initial development to series production-and can also supply fully assembled series products upon request.

Sopht is a leading SaaS solution for IT departments to measure, manage, and reduce the carbon footprint of IS/IT landscape. With automated data collection, real-time monitoring, and decarbonization simulators, Sopht helps businesses align IT operations with sustainability goals. Its unique value lies in automating decarbonization, providing actionable plans that optimize both CO₂ reduction and costs.

SQUAKE helps companies to achieve their carbon targets. It offers an end-to-end solution for accurate carbon calculations, automated carbon reductions and/or compensations along the supply chain, CO₂ reporting, and CO₂ at POS. SQUAKE is third-party verified and holds an ISO 27001 certification for excellent information security management. Visit https://www.squake.earth to learn more.

Stadler has been building trains for 80 years. The provider of mobility solutions in rail vehicle construction, service and signalling technology has its headquarters in Switzerland. More than 14,500 employees work at several production and engineering sites and over 80 service locations. The company is aware of its social responsibility for sustainable mobility and therefore stands for innovative, sustainable and durable quality products. The product range includes rolling stock in the mainline and urban transport sector. Stadler also manufactures locomotives and passenger coaches and is the world’s leading manufacturer of rack-and-pinion railway vehicles.

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Strong by Form seeks to redefine the future of construction and mobility with Woodflow, an advanced timber composite technology inspired by nature’s optimization processes. Woodflow combines high-performance and lightweight design to offer a sustainable alternative to concrete, steel, and aluminum. Leveraging state-of-the-art material science, digital manufacturing, and structural innovation, Strong by Form is partnering with global leaders like BMW, VINCI, Dassault Systemes, NS, and Deutsche Bahn to drive a sustainable revolution in the builtenvironment.