Below is a roundup of the most notable deals across Central and Eastern Europe in May.
Viktor, $75M in a Series A
Location: Warsaw, Poland, and Munich, Germany
Founded in: 2026
Total funding received: $75M
Recent funding sources: Tenacity Capital, Oxford Seed Fund, Leonis Capital, KAYA, Inovo.vc, Accel, Bek Ventures, and angels, including Harry Stebbings, Mati Staniszewski, Nico Rosberg among others
Viktor develops an AI coworker that operates inside Slack and Microsoft Teams and integrates with more than 3,000 workplace tools. The fresh capital will enable the company to scale its AI employee platform, expand product capabilities, and accelerate adoption across more teams and businesses globally.
Skeleton Technologies, €33M
Location: Tallinn, Estonia
Founded in: 2009
Total funding received: €346.3M
Recent funding sources: Taiwania Capital Management Corporation, Axon Partners Group, SmartCap, and CBMM
Skeleton Technologies develops high-power energy storage systems based on supercapacitors and its proprietary Curved Graphene technology. The funding round will allow the company to scale its high-power energy storage solutions for AI data centers, expand manufacturing capacity in Europe and the United States.
DesignVerse, $5.5M in a seed round
Location: Bucharest, Romania
Founded in: 2023
Total funding received: $6.4M
Recent funding sources: Underline Ventures, GapMinder VC, Begin Capital
DesignVerse is building an AI-powered “context layer” for enterprise software development. It generates production-ready applications based on a company’s existing design systems, architecture standards, and internal documentation. The new funding will be used to expand the engineering team and grow across enterprise markets in Europe and the US.
FaceUp, €4.2M in a Series A
Location: Prague, Czech Republic
Founded in: 2017
Total funding received: €6.8M
Recent funding sources: Fil Rouge Capital (FRC), European Investment Fund, Tilia Impact Ventures, Reflex Capital, Gi21 Capital
FaceUp develops a secure ethics and compliance platform and has secured €4.2 million in a Series A to expand into a full Ethics & Compliance suite, strengthen AI-powered reporting and case management, and accelerate growth in the US and international markets.
Elastics, $2M in a pre-seed round
Location: Warsaw, Poland
Founded in: 2025
Total funding received: $2M
Recent funding sources: Frst, Mati Staniszewski, Piotr Dambkowski, Tytus Cytowski, Aleksandra Pedraszewska, and more private investors
Elastics is building an AI layer on top of prediction markets such as Polymarket and Kalshi. Its product allows users to automate trading workflows — from research to execution. The fresh capital will be used to expand the startup’s engineering and quantitative teams in Poland and accelerate product development ahead of the public launch.
Kopa.ai, €2M in a seed round
Location: Vilnius, Lithuania, and London, UK
Founded in: 2025
Total funding received: €2M
Recent funding sources: Inovia Capital, Practica Capital, XTX Ventures
Kopa.ai develops an AI system for e-commerce operations. Its product connects directly to a merchant’s online store and related marketing tools, pulling in live data on areas such as sales performance, campaigns, customers, inventory, and content. The recent investment will allow the startup to further develop its system, while also expanding its go-to-market efforts.
Zerops, $2M in a seed round
Location: Prague, the Czech Republic
Founded in: 2017
Total funding received: €2.5M
Recent funding sources: Gi21 Capital
Zerops builds a platform for deploying and running applications on cloud infrastructure where development and production environments are designed to remain identical. With the recent seed funding, the company plans to expand its global infrastructure in the US and Asia, accelerate product development, grow its team, and introduce new AI-focused features.
BirdyChat, €1.7M in a seed round
Location: Riga, Latvia
Founded in: 2025
Total funding received: €1.7M
Recent funding sources: DIG Ventures, Change Ventures, Tiny VC, FIRSTPICK, Lumo Capital, and Tesonet, alongside angel investors including Markus Villig and Charlie Songhurst
BirdyChat is building a messaging tool focused on external business communication, positioning itself between consumer chat apps and enterprise collaboration software. The startup plans to use the recent capital to scale its product, grow its user base, and expand access to its waitlist of more than 50,000 users across Europe.
DDD Invoices, €1.31M in a seed round
Location: Ljubljana, Slovenia
Founded in: 2023
Total funding received: €1.31M
Recent funding sources: 500 Global, Fil Rouge Capital, and business angels
DDD Invoices develops an API-first platform for global tax-compliant e-invoicing infrastructure. The startup will use the €1.31 million seed round to expand the global coverage, speed up integrations, and grow the team across product, engineering, and go-to-market functions.
Karpatia Benefits, $100K
Location: Kyiv, Ukraine
Founded in: 2024
Total funding received: $200k
Recent funding sources: 500 Global, Google for Startups
Karpatia Benefits has raised $100,000 in a Non-equity Assistance round facilitated by Google for Startups and 500 Global. The fresh capital will enable the firm to further develop its employee benefits management platform and support its continued growth.
Backoffice, €150k
Location: Vilnius, Lithuania
Founded in: 2025
Total funding received: €150k
Recent funding sources: FIRSTPICK and Lost Astronaut
Backoffice builds a platform that simplifies day-to-day operations for restaurants, cafés, bars, and hotels by consolidating core operational functions into a single system. The fresh capital will help the startup to scale across Europe and further develop its functionality.
