A development and investment company focused on advancing challenging global technologies that shape tomorrow's world.
Discover MoreWiener Capital Oy is a Finnish development and investment company with a clear mission: to identify, develop, and scale technologies that address the world's most complex challenges.
We combine deep industry expertise with strategic capital allocation to support ventures that push the boundaries of what is possible. Our portfolio spans across industries and geographies, united by a common thread — meaningful technological advancement.
Long-term investments in transformative technologies
Cross-border operations and partnerships worldwide
Hands-on approach to building and scaling ventures
Developing solutions that help businesses navigate complex regulatory landscapes, ensuring compliance while driving operational efficiency.
Investing in foundational technologies that require significant R&D and have the potential to reshape entire industries — from advanced materials to computational systems.
Supporting the transition to sustainable energy systems through investments in next-generation energy production, storage, and efficiency technologies.
Building and scaling the digital backbone of modern economies — platforms, data systems, and connectivity solutions that enable global commerce.
We seek out technologies and teams tackling problems that others consider too difficult or too early-stage to pursue.
We actively participate in building — providing capital, strategic guidance, and operational support to accelerate growth.
We leverage our global network and cross-industry expertise to expand promising ventures into international markets.
Helsinki, Finland