Karl Josef Seilern

Einklang New Energy brings the energy transition closer by harmonizing companies electricity consumption with the renewable power of the sun and wind. SMEs account for more than half of Germanys electricity consumption. To establish a resilient, green, and efficient German power grid, we must enable and optimize the energy flexibility of SMEs in harmony with demand, market, and grid. We achieve that by offering SMEs holistic new energy solutions by combining the best technologies on the market in our Battery One-stop Shop, enhancing them with End-to-End services, and providing them to SMEs as a fully financed 360° package. As a constant energy partner, we support the company-specific energy transition every step of the way.

Renno builds the payment rails for Europe’s renovation industry by securing full project funds in escrow and paying contractors instantly per verified milestone. We eliminate late payments, disputes, and cash flow risk so builders can work with confidence and homeowners get real protection from day one.

We’re building Austria’s fastest-growing clean energy company, combining technology, process excellence, and hands-on execution to make renewable heating and solar power radically more accessible. Heizma installs over 1.500 heat pumps and solar systems per year, helping homeowners cut their energy costs and carbon emissions - without the complexity. Our mission: bring the cleanest and cheapest energy to every home. Founded by Alexander Valtingojer, Michael Kowatschew, and Valentin Perkonigg, Heizma merges startup spirit with a real-world problem. Our team unites technology with operations - building one of the cleanest and most data-driven energy companies in Europe. We believe the energy transition isn’t just a vision - it’s a process problem. And we’re solving it. 📍 Headquarters: Austria ⚡ Products: Heat Pumps · PV & Battery · AC · Energy Management 📈 Scale: >1.500 installations/year · 3 regional hubs · 75+ experts 🌍 Mission: Make clean energy the smartest & cheapest option

At Upvolt, we are accelerating the transition to sustainable energy by specialising in the delivery of cutting-edge smart solar and heating systems, thereby empowering homes and businesses to transition to clean, renewable power today. With our energy management platform Skygate™ we ensure you get the most out of your renewable energy investment, by optimising energy flows including consumption, storage capacity, and grid interaction in real time. As a company, we combine innovative technology with unparalleled sector expertise to deliver solutions tailored to your energy needs. From reducing your carbon footprint to achieving energy independence, Upvolt is your trusted partner in building a cleaner, greener future. Join us as we drive forward the energy revolution - harness the power of the sun and take control of your energy today. Together, we can empower a greener and smarter tomorrow.

Wir ermöglichen Landwirten, nachhaltige Energie zu produzieren, ohne die Landwirtschaft zu opfern. Vereinen Sie die Vorteile von Landwirtschaft und Photovoltaik: 1. Zusätzliche Einnahmen 2. Landwirtschaft bleibt erhalten 3. Schutz der Ackerpflanzen vor Wind & Sonne & Austrocknung

SIRIUS is a cutting-edge Music Tech startup based in Berlin, dedicated to making music education accessible worldwide. Weve developed a state-of-the-art video conferencing system specifically for musicians. Our virtual music classroom is designed for 1-to-1 online lessons, offers excellent sound quality, and is tailored for effective and fun music learning. Were revolutionizing music education with our innovative technologies. Join us in transforming the way the world learns music! Here you can find our open positions: https://join.com/companies/sirius

Automate invoice and delivery note management with Artificial Intelligence—and eliminate all manual processes (and the headaches). ✔️ Automatic capture of invoices and delivery notes ✔️ AI-powered data reading and extraction ✔️ Automatic three-way matching (invoice, delivery note, purchase order) ✔️ Automated approval workflows ✔️ Integration with your ERP and favorite apps ✔️ Supplier portal ✔️ Configurable mappings ✔️ Intelligent analytics ✔️ Customer portal

JB46 is a private investment firm focused on Search Funds. Since 2015, we have backed +100 aspiring entrepreneurs, following the traditional search fund model, all over the world. We are investors, operators, and former searchers looking to partner with you for the long term.

Leading the way in moisture detection 🌧️ | Formerly Woodsense, now Tector Real-time alerts, AI-powered insights & effortless integration | Trusted by contractors, architects & sustainability leaders | #BuildBetter #ProTected Tector helps construction and real estate professionals prevent costly moisture damage before it happens. Our intelligent sensors and AI-driven analysis provide real-time insights for timber structures and flat roofs, reducing material waste, CO₂-heavy repairs, and operational disruptions. Why proactive moisture monitoring matters: ✔ Prevent damage early – Detect and localise moisture issues before they escalate. ✔ Cut costs & CO₂ – Reduce material waste, dry-out expenses, and environmental impact. ✔ Extend building lifespan – Protect structural integrity and ensure long-term durability. ✔ Enhance compliance – Align with sustainability goals and ISO standards. With the Tector application, you get real-time alerts, historical data, and automated reports tailored to your project needs. Need seamless integration? Our API connects with your existing construction tech stack. Let’s build smarter, more resilient structures—together.

Tradition bewahren, Zukunft gestalten: Wir, Anton und Stephan, sind inspiriert vom Unternehmertum und der Erhaltung geschaffener Werte. Deshalb wollen wir in die Fußstapfen erfolgreicher Unternehmer treten, die vor der Übergabe ihres Lebenswerks stehen, und gleichzeitig innovative Wege für nachhaltiges Wachstum ebnen.

Unsere Mission: Ökologische und ökonomische Nachhaltigkeit für Ihren Erfolg aus einer kompetenten Hand. Wir machen Nachhaltigkeit zum kaufmännischen Erfolgsfaktor. Neben der Sicherstellung grüner Energieversorgung für unsere Kunden und Partner stellen wir über ganzheitliche Betrachtung jedes Projektes den maximalen Erfolg sicher. Dabei vereinen wir alle Aspekte rund um das Thema Energie, von der Produktion (Photovoltaik Kraftwerke) über die Beschaffung (Strom und Erdgas Einkauf) bis hin zur Vermarktung (optimierte Einspeisung). Wir setzen dabei auf modernste Lösungen und die Integration neuster Technologien und Innovationen für Ihren Erfolg!

Vonzeo Capital supports the next generation of successful managers. Our present and former CEOs have excellent operational expertise and provide important strategic and financial insights. Our academics have a profound understanding of cutting-edge research that will be relevant when running companies.

We are building the AI-Operating System for renewable energy installers. By integrating software, financing, and energy management, we simplify operations across the entire value chain. Our solution helps installers streamline processes and scale their businesses, providing consumers seamless access to clean, renewable energy while driving the transition to a net-zero future.

B2B SAAS helping iconic brands 5x their social commerce return on investment by deploying custom high converting micro-stores for each creative campaign at scale.

Every day 1000 fully loaded trucks of returned products go to waste in Europe alone, hurting both the planet and retailers' bottom lines. Rebolet saves Returns from going to landfills and brings them back into Consumers’ hands, saving resources, CO2 Emissions and revenue. Get in touch for a demo.

Einklang New Energy brings the energy transition closer by harmonizing companies electricity consumption with the renewable power of the sun and wind. SMEs account for more than half of Germanys electricity consumption. To establish a resilient, green, and efficient German power grid, we must enable and optimize the energy flexibility of SMEs in harmony with demand, market, and grid. We achieve that by offering SMEs holistic new energy solutions by combining the best technologies on the market in our Battery One-stop Shop, enhancing them with End-to-End services, and providing them to SMEs as a fully financed 360° package. As a constant energy partner, we support the company-specific energy transition every step of the way.

Renno builds the payment rails for Europe’s renovation industry by securing full project funds in escrow and paying contractors instantly per verified milestone. We eliminate late payments, disputes, and cash flow risk so builders can work with confidence and homeowners get real protection from day one.

Pina Capital is a dedicated investor in search funds and entrepreneurial acquisitions. Rooted in Germany and active across Europe, we back succession entrepreneurs to acquire and grow hidden champions. Led by two partners with deep transaction experience, digital expertise and family-business heritage, we go beyond capital: we empower entrepreneurs through search, acquisition, operations and exit. For investors, we provide access to a niche yet proven asset class with broad exposure to the enduring strength of Europe’s leading SMEs.

We’re building Austria’s fastest-growing clean energy company, combining technology, process excellence, and hands-on execution to make renewable heating and solar power radically more accessible. Heizma installs over 1.500 heat pumps and solar systems per year, helping homeowners cut their energy costs and carbon emissions - without the complexity. Our mission: bring the cleanest and cheapest energy to every home. Founded by Alexander Valtingojer, Michael Kowatschew, and Valentin Perkonigg, Heizma merges startup spirit with a real-world problem. Our team unites technology with operations - building one of the cleanest and most data-driven energy companies in Europe. We believe the energy transition isn’t just a vision - it’s a process problem. And we’re solving it. 📍 Headquarters: Austria ⚡ Products: Heat Pumps · PV & Battery · AC · Energy Management 📈 Scale: >1.500 installations/year · 3 regional hubs · 75+ experts 🌍 Mission: Make clean energy the smartest & cheapest option

At Upvolt, we are accelerating the transition to sustainable energy by specialising in the delivery of cutting-edge smart solar and heating systems, thereby empowering homes and businesses to transition to clean, renewable power today. With our energy management platform Skygate™ we ensure you get the most out of your renewable energy investment, by optimising energy flows including consumption, storage capacity, and grid interaction in real time. As a company, we combine innovative technology with unparalleled sector expertise to deliver solutions tailored to your energy needs. From reducing your carbon footprint to achieving energy independence, Upvolt is your trusted partner in building a cleaner, greener future. Join us as we drive forward the energy revolution - harness the power of the sun and take control of your energy today. Together, we can empower a greener and smarter tomorrow.