Venture Capital Firms in Vienna

3TS Capital Partners is a prominent European technology-focused venture growth investment adviser. The firm specializes in providing expansion capital and buyout funding to high-growth small and medium-sized enterprises (SMEs) across Europe, with a particular emphasis on the DACH, Central and Eastern European (CEE), and Nordic regions. They actively partner with exceptional founders and management teams, offering not only capital but also strategic support, sector expertise, and access to an extensive international network to facilitate cross-border expansion into markets like North America and Asia. The firm's investment strategy is centered on identifying and nurturing companies that are either becoming local or regional leaders or are innovative global challengers in their respective technology domains.Founded in 1998, 3TS Capital Partners has built a track record spanning over 25 years and multiple fund generations. This extensive experience allows them to navigate various market cycles, lead and co-lead significant funding rounds, and drive value creation from the initial investment through to a successful exit. Their multi-vintage funds reflect a consistent approach to partnering with entrepreneurs to scale products globally, strengthen competitive advantages, and deliver strong returns to stakeholders. The firm's culture emphasizes professionalism, analytical rigor, and a collaborative, hands-on approach to supporting its portfolio companies.3TS Capital Partners focuses its investments across several key sectors, including Technology & Internet, Media & Communications, and Technology-Enabled Services. Within these areas, they target innovative companies involved in software, hardware, mobile, cybersecurity, e-commerce, artificial intelligence, digital media, communications platforms, and technology-driven consumer and business service providers, including those in healthcare. Notable investments from their portfolio include companies like Piano, a global leader in digital experience platforms; Tosibox, a leader in secure Operational Technology (OT) networking; and Wealthon, a fintech firm building a digital financial ecosystem for SMEs. Other significant portfolio companies have included NetRetail Holding, MALL.cz, SmartDreamers, Evrotrust, Mavoco, Jentis, and Boksi.The team at 3TS Capital Partners comprises experienced investors and operators with deep industry expertise. Key team members, such as Managing Partners Pekka Mäki, Mihaly Szalontay, and Daniel Lynch, along with Partners Sever Totia, Zbigniew Lapinski, Andreas Huber, and Attila Konya, bring a wealth of knowledge in scaling technology companies internationally. Their collective experience and commitment to long-term engagement enable them to provide strategic guidance, facilitate mergers and acquisitions, and support global expansion strategies for their portfolio companies, fostering growth and innovation within the European technology sector.

Calm/Storm Ventures is a venture capital firm headquartered in Vienna, Austria, specializing in early-stage investments with a strong focus on healthtech and wellbeing startups. The firm positions itself as a pre-seed fund, aiming to be the first institutional investor in visionary founders who are building digital solutions to improve the quality of life and health outcomes globally. Founded by seasoned entrepreneurs and investors, Calm/Storm Ventures brings deep operational experience and a founder-centric approach to its portfolio. The firm actively supports startups not just with capital but with strategic guidance, network access, and a hands-on involvement throughout the early growth stages. Their investment thesis centers around digital health, femtech, mental health, and other impact-driven sectors. While headquartered in Austria, Calm/Storm Ventures has a broad geographic investment reach, targeting founders across Europe and selectively in the United States. Its commitment to socially impactful and scalable digital health solutions places it at the forefront of a growing VC segment prioritizing both profit and purpose.

Fulgur Ventures is a venture and growth capital firm established in 2019, dedicated to funding companies that are building the Bitcoin economy. The firm invests globally, from pre-seed to pre-IPO stages, with a core focus on Bitcoin infrastructure and the Lightning Network. They aim to support the development of a decentralized financial system, believing in Bitcoin as a neutral monetary network. Fulgur Ventures also operates Fulgur Asia, headquartered in Singapore, specifically backing founders building best-in-class Bitcoin infrastructure across the Middle East, Asia, and Australia, with investments ranging from pre-seed to Series A.The firm was founded with a deep conviction in Bitcoin's transformative potential. Key partners include Oleg Mikhalsky, an experienced angel investor and entrepreneur with a background in product management and business development for early-stage markets, and Alexander Mann, who spearheads Fulgur's Asia Bitcoin efforts with a decade of venture capital experience across Europe, the US, Africa, and Asia. Vitaly Bezrodnykh is also noted as a partner, bringing expertise from technology, security, and international business development.Fulgur Ventures has built a diverse portfolio of companies contributing to the Bitcoin ecosystem. Notable investments include Blockstream, a blockchain development company, Sygnum, a digital asset bank, and Fold, a Bitcoin financial services company. Other portfolio companies span various aspects of Bitcoin infrastructure, such as Lendasat (Bitcoin-collateralized loans), Utexo (Bitcoin-native payment platform), Voltage (Lightning Network node hosting), OpenNode (Bitcoin payments for businesses), and Foundation (Bitcoin hardware wallets expanding into AI agent authorization). The firm actively supports its portfolio companies with capital, network access, conviction, and hands-on mentoring, regulatory guidance, and strategic support.The team at Fulgur Ventures leverages extensive experience in technology entrepreneurship and venture capital to guide startups through the complexities of the cryptocurrency landscape. Their investment strategy emphasizes early-stage startups, particularly those focused on Layer-2 solutions like the Lightning Network, which they view as essential for enhancing Bitcoin's transaction capabilities and fostering a politically neutral monetary system.

J. Hunt Holdings is a family investment holding company that operates as an investment office, representing a group of family members with extensive experience in both domestic and international investments and projects. The firm focuses on investing in promising early-stage ventures, typically deploying capital between $100,000 and $1,100,000 per deal. They are known for taking an active role in their investments and often co-invest with other entities.Founded in 2011, J. Hunt Holdings was established by James Hunt, a venture capitalist, along with other family members. The family maintains a discrete profile but is actively involved in the firm's investment decisions. The company's strategy is centered on providing seed and early venture capital to startups, aiming to support businesses from their initial idea stage through early product development and commercialization.The firm's investment focus spans several key industry categories, with a central emphasis on technology and telecommunications. Specific areas of interest include Video & Sensing, Data Center Management, Social Media, Mobile Applications, Data Security, and Creative Technology applied to various industries. Additionally, J. Hunt Holdings shows interest in the Biotechnology and Life Sciences sectors, particularly in new drugs and devices.

Noctua Science Ventures is an early-stage venture capital firm based in Vienna, Austria, dedicated to transforming pioneering scientific research into commercial ventures. The firm primarily focuses on academic spin-offs and deep-tech startups emerging from Austrian universities and research institutions. Their core mission is to bridge the funding gap between scientific discovery and market application, providing crucial early-stage capital and strategic guidance to intellectual property-heavy companies.Established in 2025, Noctua Science Ventures was founded as a joint initiative between Speedinvest, a prominent European seed investor, and the Technical University of Vienna (TU Wien). This unique partnership combines Speedinvest's extensive experience in early-stage investing with TU Wien's high-potential research expertise and network. The firm aims to accelerate the commercialization of scientific innovations, fostering the growth of Austria's deep-tech ecosystem and helping researchers translate their ideas into scalable businesses.While specific portfolio companies were not detailed in the available information, Noctua Science Ventures targets investments across several key sectors, including Software & AI, Climate & Industrial Tech, Synthetic Biology & Biotechnology, and HealthTech. They focus on pre-seed, seed, and seed+ (extension) stages, acting as first-cheque investors and facilitating connections to later-stage funding rounds. The firm emphasizes a hands-on approach, supporting startups with team building, intellectual property strategy, business scaling, mentorship, and navigating operational challenges.The team at Noctua Science Ventures includes Philipp Stangl as Investment Lead, Lukas Rippitsch as Portfolio Support Lead, and Antonia Rinesch as Partnerships Lead. Their collective expertise leverages the strengths of both founding partners, offering comprehensive support to academic founders. This integrated approach ensures that spin-offs receive not only financial backing but also the strategic resources and network necessary to succeed in competitive technology markets.

Triple Impact Ventures (TIV) is a Vienna-based investment firm dedicated to backing impact-driven founders. The firm focuses on early-stage companies that are actively addressing the global climate, biodiversity, and pollution crises. They co-invest with angel investors and other venture capital funds, targeting globally scalable businesses primarily within Europe. Their investment scope includes both software and hardware solutions, with a particular emphasis on Pre-Seed and Seed stage opportunities.Triple Impact Ventures was founded in April 2022 by serial entrepreneur Markus Linder, who also co-founded Zoovu and inoqo. The firm serves as Linder's investment vehicle, leveraging his extensive experience of over 18 years in building and scaling innovative businesses. TIV aims to be a patient, long-term partner for its founders, reserving capital for potential follow-on financing rounds.The firm's portfolio includes companies such as Ark Climate, Recupere Metals, and A&B Smart Materials, operating in sectors like business/productivity software, industrial supplies, and environmental services. Other notable investments include inoqo, a SaaS platform for assessing the environmental and social impact of F&B products, Parable, Absmartmaterials, and Emidat. These investments reflect TIV's commitment to supporting ventures that offer solutions across enterprise applications, food and agriculture technology, and chemicals and materials.The team at Triple Impact Ventures comprises Markus Linder, who also serves as the co-founder and CEO of inoqo, and Nikola Lugonja, an Associate. Nikola Lugonja brings hands-on experience across the startup lifecycle, from pre-seed to Series B, and focuses on sourcing and screening investment opportunities while supporting portfolio companies. Their combined expertise in entrepreneurship and early-stage investing allows TIV to provide founders with operational experience, financial insights, and a valuable network of co-investors and industry professionals.

VERBUND X Ventures is the corporate venture capital arm of VERBUND AG, Austria's leading electricity company and a major producer of hydroelectric power in Europe. The firm is dedicated to fostering the energy transition by investing in innovative early-stage startups across Europe. Their core mission involves accelerating new solutions and supporting promising ideas that address significant challenges within the energy sector, aligning with VERBUND's broader commitment to pioneering technologies and innovation.Established in 2022, VERBUND X Ventures was founded as a strategic initiative by VERBUND AG to actively drive the green energy transformation. The firm's inception reflects a belief in the power of collaboration with innovative startups to achieve a sustainable energy future. Michael Strugl, CEO of VERBUND AG, has underscored the critical role of innovation in solving the urgent energy challenges of today and tomorrow, emphasizing the firm's commitment to building solutions for a better future through startup partnerships.The investment portfolio of VERBUND X Ventures spans various critical areas of the energy sector. Notable investments include Qurrent, a Swedish startup leveraging an AI-powered platform for the optimization and energy trading of renewable energy assets. The firm has also invested in Zerothird, a Vienna-based deep tech company developing quantum-based key distribution for critical infrastructure security. Other key investments include Easelink, a high-tech company focused on automated conductive charging solutions for electric vehicles, and Ogre AI, which provides AI-driven predictions for energy generation and consumption to enhance grid efficiency. Additionally, VERBUND X Ventures has made a strategic investment in Vireo Ventures, a European early-stage venture capital fund specializing in electrification and digitalization.The team at VERBUND X Ventures is structured to provide comprehensive support to its portfolio companies. It includes dedicated teams for venture investments, startup development and venture operations, innovation execution, and innovation intelligence. This multi-faceted approach ensures that startups receive not only financial backing but also hands-on support, specialized expertise in the energy sector, and valuable access to VERBUND's extensive network of industry leaders and partners. Franz Zöchbauer is noted as a Managing Director, guiding the firm's investment strategy and collaborative efforts.