The Frankfurt School Entrepreneurship Centre hosted its Demo Day Summer ’25, drawing a record turnout like never before. The flagship event brought together founders, investors, and ecosystem partners for an evening showcasing Europe’s most promising pre-seed startups. The competition concluded with TwinWatt winning first place and NovaVoca securing second place. Together, the two teams were awarded a total of €50,000 in prize money.

“Our Demo Day is more than pitches on a stage; it represents the bold ideas, resilience, and entrepreneurial spirit that our students bring to life and a strong illustrator that fostering a strong and sustainable start-up ecosystem doesn’t stop at education, but extends into mentorship, funding, and networking. I am very proud that Frankfurt School of Finance & Management has become a crucial bridge between education, innovation, and industry.” – Nils Stieglitz, President & CEO Frankfurt School of Finance & Management

The Entrepreneurship Centre fosters early-stage innovation by providing resources, mentorship, and investor connections, helping founders transform pioneering ideas into scalable businesses.

“We are proud to support and showcase these ambitious founders who are tackling real-world challenges with bold ideas.” – Ram Shoham, Director of the Frankfurt School Entrepreneurship Centre.

The Demo Day featured these six standout pre-seed startups across AI, PropTech, and renewable energy:

TwinWatt – Renewable Energy, compact, efficient wind turbines (Winner)

TwinWatt offers proprietary, compact, efficient, and low-noise wind turbines that work even at low wind speeds—ideal for urban and industrial use. Currently in prototype development and based on academic research, TwinWatt is measuring performance and refining its design. They are now seeking strategic partners for pilot installations while preparing for their upcoming pre-seed fundraising round.

NovaVoca – Voice AI for enterprise customer experiences (Second Place)

NovaVoca, the runner-up, stood out with its Voice AI technology, delivering multilingual, data-driven customer experiences. Their AI-powered agents automate front-desk and backend workflows with human-like voice cloning and enterprise-grade security, enabling sensitive sectors such as healthcare, banking, and hospitality to adopt AI without compromising data privacy.

Typelense – Image AI / AI-powered product photography

Typelense makes product photography effortless with AI. Instead of paying for photoshoots, studios, or models, businesses can upload a product and instantly get studio-quality images with realistic models and settings. The platform targets small and medium businesses, marketing agencies, and content creators saving them time, money, and effort. Typelense uses a freemium SaaS model, with specialized features for fashion, home, and beauty brands, helping them create visuals that drive higher sales. They are currently piloting with a major e-commerce brand to refine performance and plan to use the results to attract more customers and close their ongoing pre-seed funding round.

Green Estate Management (GEM) – Proptech, smart, sustainable property management

GEM is a digital platform that helps property managers & tenants run buildings in a smart, efficient, and sustainable way. It integrates real-time energy monitoring, digital document management, communication tools, and automated control of building systems into one intuitive solution. The platform reduces costs, saves time, and lowers CO₂ emissions. GEM has completed its MVP, is onboarding property managers and industry partners. They are preparing for launch in Q4 2025. First clients outside the DACH region are already onboard. To finalize development and drive market entry, the team is raising Pre-Seed funding.

Syntropix – AI workforce automation for SMEs

Syntropix is building an AI workforce for SMEs. It automates key operations like customer service, bank reconciliation, procurement, and warehouse management—eliminating fragmented tools and manual work. By combining system integration, a central database, and advanced multi-agent automation, Syntropix delivers real-time, context-aware execution. The result: time saved, costs reduced, and smarter operations. Revenue comes from tailored agent deployments and SaaS subscriptions. The team is now looking to expand its customer base to refine the product and scale across high-impact industries.

RentalOne – Proptech, all-in-one real estate management platform

RentalOne is the all-in-one digital platform for real estate management in Germany, connecting landlords, tenants, property managers, brokers, and service providers in one ecosystem. The app streamlines everything from rent tracking and service charges to communication, repairs, and listings, making the rental process efficient, transparent, and future-proof. The app is already live and has attracted its first hundreds of users organically, without any marketing spend. RentalOne is now raising its pre-seed round to accelerate marketing and scale customer acquisition.

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Read more about the Frankfurt School Entrepreneurship Centre and past Demo Days here.