R8 Technologies offers the AI-powered R8 Digital Operator—an autonomous solution that optimizes commercial building HVAC systems in real time without hardware changes. It typically cuts energy and CO₂ use by 15–20% while maintaining indoor comfort. Vendor-agnostic and compatible with BMS platforms, including the US market players. Rather than replacing facility managers, it enhances human-AI collaboration. R8 has proven success in hundreds of commercial and public buildings.

Roofit.Solar is a European CleanTech scale-up making solar roofs that look like premium Nordic metal roofs—no panels, just power. With over 2,500 rooftops installed across 25+ countries, including Germany, Sweden, UK, Canada, USA, Switzerland, Austria, and France, our BIPV solution leads in aesthetics and performance. We support partners with smart design tools, training, and full warranties to drive the NetZero transition.

Primostar Group AS, listed on Nasdaq First North, delivers trusted, patented White Tank Waterproofing solutions for reinforced concrete structures. Proven in harsh Nordic conditions and used by leading construction companies such as Merko and YIT, our system ensures long-term durability and peace of mind.

PowerUP is an innovator in the fuel cell technology market with more than 15 years of experience with fuel cell technology. PowerUp is developing next-generation hydro-gen fuel cell based electric generators. The first products are specialized on maritime market, but the generators have a wide range of applications, including military, camping, refrigerated transportation and more.

PowerUp hydrogen fuel cell based smart generators allow you to connect the fuel cell unit in combination with an external battery with solar panels and wind turbines to produce and store excessive energy for future usage. The company was founded in the U.S. and in Estonia.

Parkinglot Category is redefining how the world sees parking lots — turning heat islands into smart, green infrastructure hubs with solar, EV charging, greenery, and more. Our digital platform connects lot owners with trusted solution providers and investors. As pioneers in this niche, we offer what no one else does: an all-in-one system to unlock the untapped value of parking lots. Partnering with EU energy innovators, we’re ready to bring this change to the US.

We are ready to bring our proven acceleration model, expertise, and ecosystem to the U.S. market. Our export offering includes:

– Tailored acceleration programs for early-stage and growth-stage cleantech startups, focused on market readiness, fundraising, and global scaling.

– Access to our mentor network, which includes industry leaders, technical experts, and investors.

– Program design and delivery in collaboration with local partners, with the aim of bridging Baltic innovation with the U.S. cleantech and sustainability ecosystem.

– Scouting and selection of high-potential startups from the Nordics and Baltics that are ready for U.S. expansion or partnership. Our goal is to collaborate with U.S.-based accelerators, investors, and public/private sector stakeholders to co-create impact-driven programs that support
climate innovation across borders.

The Estonian Cleantech Association plays a pivotal role in uniting and propelling the growth of the cleantech sector. The association serves as a central platform for cleantech companies, offering support in areas such as export development, investor relations and policy advocacy. By fostering collaboration among companies and facilitating connections with policymakers, the association ensures that Estonia remains at the forefront of sustainable economic development.

Looking for reliable European business partners?

If you’re a US-based company exploring innovative solutions, trusted suppliers, or new markets, Estonia is the ideal gateway. Let’s connect and discuss how Estonian companies can help you grow future-proof technology, sustainable solutions, and flexible collaboration models.