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.

AfB gGmbH is Europe’s largest non-profit IT company. Through certified IT remarketing, AfB helps conserve environmental resources. With 21 locations in Germany, Austria, France, Switzerland, and Slovakia, AfB employs around 700 people, 49% of whom have disabilities. The company’s business model is based on long-term partnerships with more than 1,800 companies, banks, insurance companies, and public institutions. AfB takes over their no longer needed IT and mobile devices, irreversibly deletes the contained data, refurbishes the devices, installs new software, and sells them with at least 12 months warranty mainly to private individuals, non-profit organizations, enterprises and schools.

Greenly, a B-Corp certified global leader in carbon and ESG management, helps over 3,000 companies in 20+ countries measure and reduce their carbon footprints. Founded in 2019, the company tracks over 110 million tons of CO2 and aims to serve 10,000 clients and manage 1 billion tons of CO2. With offices in Paris, London, and New York, Greenly provides an innovative Climate Suite for precise carbon measurement, reduction, and reporting. Clients also receive expert support to comply with regulations like CSRD, CBAM, and ISSB.

Green.Innovation.Westfalen. – Under this label, eight exhibitors from Westphalia – universities, start-ups, and medium-sized companies – showcase their innovative strength for a sustainable future. Whether in clean mobility, smart logistics, intelligent water and energy systems, or digital technologies: our region offers practical, creative, and technologically advanced solutions. Discover how diverse, strong, and future-oriented Westphalia is – with ideas that make an impact and a strong network that drives innovation forward.

Infineon Technologies AG is a global semiconductor leader in power systems and IoT. Infineon drives decarbonization and digitalization with its products and solutions. The Company had around 58,060 employees worldwide (end of September 2024) and generated revenue of about €15 billion in the 2024 fiscal year (ending 30 September).

CMS is a future-oriented business law firm with over 85 offices in more than 45 countries and around 6,000 lawyers worldwide. CMS Germany is among the leading law firms in business law, providing comprehensive, solution-focused advice to companies, institutions, and organizations. Clients value the combination of legal excellence, international reach, and commercial understanding. Particular focus areas include legal tech, ESG, compliance, and digitalization.

B2SQUARE develops innovative, bio-based binders that replace fossil-refined bitumen, significantly reduce CO₂ emissions, and even store them long-term. With the Instant Principle, tailor-made solutions become reality—anywhere, anytime, and any grade. Combining scientific excellence, environmental responsibility, and market proximity, B2SQUARE sets new standards. The result: Biosmart, Biosafe, Biosuperior technologies that reshape both the present and the future of the bitumen and asphalt industry.

EXIST supports university graduates, scientists, and students in turning their innovative ideas into successful, growth-oriented start-ups. Additionally, the programme empowers universities and research institutions to foster a strong entrepreneurial culture.
EXIST funding is open to all topics and technologies, with a focus on high-tech, knowledge-based, and sustainable business ideas. It offers financial support, expert guidance, and strong networks.
With over 4,300 supported projects and 200+ entrepreneurial networks, EXIST drives innovation and strengthens Germany’s startup ecosystem. It is funded by the Federal Ministry for Economic Affairs and Climate Action and the EU via the ESF+.

Water Is Right advocates globally for fair access to clean drinking water as a fundamental human right. The foundation offers innovative water dispensers for rent that provide a reliable drinking water supply while actively supporting water projects. Ten percent of the proceeds go directly to the foundation’s work, financing water infrastructure projects in disadvantaged regions. The dispensers are equipped with technologies that monitor water consumption and track CO₂ savings. Companies, schools, and event organizers receive a sustainable solution while making their social commitment visible.

The Central Innovation Programme for SMEs (ZIM) is a nationwide funding programme open to all technologies and sectors.
Small and medium-sized companies and research institutions cooperating with them receive grants for R&D projects, either as individual projects or cooperative projects with research institutions and other companies. This programme provides funding for the development of innovative products, processes and services, as well as for the management and organisation of innovation networks.
On behalf of the Federal Ministry for Economic Affairs and Climate Action, the project management agencies AiF Projekt GmbH and VDI/VDE-IT GmbH manage ZIM in all project forms.