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3TS Capital Partners

Kaisaniemenkatu 2b 8th floor, Helsinki, 00100, Finland

Overview

3TS Capital Partners is a European technology focused private equity and venture capital firms. 3TS provides expansion capital and buyout funding for small and medium-sized businesses in growth sectors including technology & internet, media & communications and technology-enabled services. Investors in the current and past 3TS funds totaling over €300 million include EIF, EBRD, Cisco, OTP, Sitra, 3i and KfW among others. Its team of highly qualified experts become active business partners of the portfolio companies and deliver substantial value added beyond financing. When analyzing new investment opportunities and supporting portfolio companies, the company often augment its core team by its sector partners, various co-investors and other industry experts. 3TS is also an active member of several international industry associations and other organizations like EVCA – European Private Equity & Venture Capital Association, the International Venture Club and the Draper Venture Network.

Total investments
32
Lead investments
21
Investments · 12mo
7
Active investors
9

Sector focus

  • Finance
  • Financial Services
  • Information Technology
  • Venture Capital
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Investment portfolio

  • BOOKR Kids

    Led · Series A · Aug 2026

    BOOKR Kids develops interactive digital books, exercises and classroom tools aimed at improving children's reading comprehension and language skills, and offers the BOOKR Class platform for teachers and students. Its content spans English, German and Hungarian and includes over 50,000 learning activities aligned with school curricula. The company reports more than 600,000 paying students, over 3,000 schools and a presence in more than 30 countries, with around $2.7 million in revenue. BOOKR has been shortlisted for the Bett Award and shows strong evidence of impact in UNICEF's EdTech assessment framework. Future product plans include BOOKR Next for ages 10–18 and BOOKR Phonics, and the company intends to expand its Teacher Dashboard and Speaking Studio while investing in research to demonstrate learning impact.

  • Tiger Technology

    Led · Series A · Jul 2026

    Founded in 2004 by Alexander Lefterov, Tiger Technology offers an on-premises-first hybrid cloud data infrastructure and control layer that runs on top of existing storage environments. Its flagship product, Tiger Bridge, provides continuous, transparent data access to place, protect, and activate data across on-premises, cloud, and edge deployments. The company manages over 100 petabytes of data for large transportation, media, construction and government customers operating in mission-critical environments. Tiger Technology reports customer outcomes including a 10x increase in file-restore speed during a multi-petabyte cloud migration, up to 90% reductions in on-premises storage, and unlocking ten years of historical data for AI analysis. The company points to market dynamics—such as a projected $29.3 billion global hybrid storage market by 2030 and high shares of on-premises and unstructured data—to justify demand for its solutions. Leadership emphasizes the firm’s focus on always-on, AI-ready data access while preserving customers’ existing infrastructure investments.

  • Euvic Ukraine

    Led · Equity · Jul 2026

    Euvic Ukraine operates a platform launched in 2023 that serves as a hub for acquiring and integrating Ukrainian technology businesses. Its current portfolio includes Artkai, 7Devs, Exoft, Lampa Software and Diya, and the combined team is approaching 500 specialists. The company is pursuing an aggressive M&A-driven growth strategy, targeting IT outsourcing firms with roughly 100 specialists and typical valuations of three to four times EBITDA, as well as businesses in IT administration and digital governance. Management aims to triple the business within two years and become one of Ukraine’s largest IT companies. The company’s valuation is estimated at about $10 million.

  • Sybilla Technologies

    Led · Equity · Jun 2026

    Sybilla operates a proprietary network of 50 optical sensors across six continents to detect and track tens of thousands of orbital objects, including items as small as a beverage can from distances up to 36,000 kilometres. Its customers include national space agencies in Poland, Italy and France, the European Space Agency, the European Defence Fund, the EU SST programme, and it supports UK Space Command while collaborating with industry partners such as Airbus and Leonardo. By the end of the year Sybilla plans to double its sensor network to 100 devices to enable near-continuous monitoring of roughly 90% of the more than 40,000 objects orbiting Earth, with a longer-term goal of expanding infrastructure to 300 optical devices across about 100 locations worldwide. The company offers space domain awareness data, analytics, on-demand observations and services across civilian, scientific and defence domains. Financially, Sybilla was fully self-funded until this round and has now raised over €8 million to accelerate growth and international expansion. Management intends to commercialise its offerings further and scale operations to join global leaders in space monitoring and safety.

  • Patronus Group

    Led · Equity · Apr 2026

    Founded in 2020 and based in Berlin, Patronus builds a digital safety and companion solution for older adults centered on a smartwatch and a family mobile app. The wristwatch-style device provides mobile connectivity and a one-press connection to an emergency call centre, removing the need for dedicated home infrastructure. The companion app keeps family members informed and connected without intrusive monitoring. Patronus reports tens of thousands of users and higher daily usage rates than traditional emergency devices, and its platform has handled a substantial number of emergency responses. The company plans to scale across Europe and to expand product features, including development of an AI-powered companion and additional family-focused wellbeing capabilities.

Team