OTB Ventures
VC Fund
Amsterdam, The Netherlands
OTB Ventures is a leading European VC focused on DeepTech with an unfair advantage in accessing Central and Eastern European (CEE) deal flow, investing in early growth, real tech startups (late Seed, Series A and B) that develop unique technologies in 4 verticals: SpaceTech, AI & Automation, FinTech and Cybersecurity OTB Ventures was established in 2017 and is currently the largest VC originating from the CEE, managing over $300M. OTB Ventures has two offices: Amsterdam (Netherlands) and Warsaw (Poland).
- Total investments:
- 62
- Last investment:
- Lead investor:
- 47%
- Fund size:
- $191M
- Last fund:
Last updated:
For AI agents: llms.txt
Industries OTB Ventures invests in
Stages OTB Ventures invests in
Countries OTB Ventures invests in
Round sizes
Contacts
| Name | Phone | Socials | |
|---|---|---|---|
| See all 6 contacts → | |||
Round size
- Seed
- $2M–$15M
- Series A
- $4M–$35M
- Series B
- $8.8M–$60M
Investment Focus
Industry
- Artificial Intelligence 22 (35%)
- Machine Learning 8 (13%)
- Software 7 (11%)
- Analytics 6 (10%)
- Information Technology 6 (10%)
Stage
- Series A 22 (35%)
- Seed 16 (26%)
- Series B 7 (11%)
- Venture - Series Unknown 4 (6%)
- Series C 1 (2%)
Country
- Germany 8 (13%)
- United States 8 (13%)
- United Kingdom 5 (8%)
- Switzerland 3 (5%)
- France 2 (3%)
Team
| Name | Title | Investments | Links | |
|---|---|---|---|---|
Marcin Hejka
Co-Founder & General Partner
|
Co-Founder & General Partner | Total investments: 14 | Find email | |
Adam Niewinski
Co-Founder & General Partner
|
Co-Founder & General Partner | Total investments: 23 | Find email | |
Jeremy Teboul
Partner
|
Partner | Total investments: 5 | Find email | |
Karol Szubstarski
Partner
|
Partner | Total investments: 6 | Find email | |
Katarzyna Zwolanowska
Partner & Chief Operating Officer
|
Partner & Chief Operating Officer | Total investments: 0 | Find email | |
| See all 6 team members → | ||||
Investments
| Company | Description | Round | Links |
|---|---|---|---|
| Sensible Biotechnologies is developing world's first cell-based platform to unlock the next generation of mRNA medicines. | $27M / Series A / Oct 06, 2026 | ||
| Veridion provides private businesses with complete business data enrichment, including precise classification and real-time insights for market intelligence, insurance, procurement, and other areas. | $20M / Series A / Sep 16, 2026 | ||
| Arlequin AI provides an AI-native platform for critical decision-making and high-stakes data analysis. Its technology uses unsupervised and topological AI to identify patterns, relationships, trends, and causal links across large datasets without generating text or relying on context windows. The platform supports applications including financialanalysis, forensics, due diligence, logistics, supply chain analysis, cybersecurity, and intelligence. | $32.6M / Series A / Sep 10, 2026 | ||
| Alta Ares is a data integration surveillance service provider that utilizes drone imaging. | $57.6M / Series A / Jun 08, 2026 | ||
| Ingenix is building an AI Co-pilot for generating real-time hypotheses on clinical endpoints values and adverse events. | $15.1M / Seed / Jun 03, 2026 | ||
| SPREAD AI develops engineering intelligence software that enables organizations to unify, analyze, and act on complex product data across the entire product lifecycle. The company provides a platform that aggregates structured and unstructured data from systems such as engineering tools, production systems, and documentation into a single,connected data layer. Its core technology creates a “product twin,” a graph-based representation that models how mechanical, electrical, and software components interact within a product. This allows engineering teams to understand dependencies, assess the impact of changes, and make informed decisions based on a complete view of product behavior.SPREAD AI integrates with existing enterprise systems rather than replacing them, acting as a layer that connects data sources and enables real-time analysis and workflow automation. It also provides customizable applications and low-code tools that allow teams to build domain-specific solutions tailored to their engineering needs. The platform incorporates artificial intelligence and automation capabilities, including AI agents that assist with tasks such as data mapping, validation, troubleshooting, and requirements analysis. These tools help reduce manual work and enable faster resolution of engineering issues across development, production, and aftersales processes. | $29.3M / Series B / Apr 29, 2026 | ||
| ATMOS Space Cargo develops and manufactures space capsules to return cargo from space, microgravity experiments, Commercial products to entire rocket stages. | $30.2M / Series A / Apr 22, 2026 | ||
| Owkin is a French-American startup that uses artificial intelligence to find the right treatment for every patient. Our focus is to use AI to discover and develop better treatments for unmet medical needs, starting with the fight against cancer.They use AI to identify new drug candidates, de-risk and accelerate clinical trials and builddiagnostic tools that improve patient outcomes. Using federated learning, a pioneering collaborative AI framework, Owkin enables medical and biopharma partners to unlock valuable insights from siloed datasets, while protecting patient privacy and securing proprietary data. Owkin was co-founded by Thomas Clozel MD, a clinical research doctor and former assistant professor in clinical onco-hematology, and Gilles Wainrib, a pioneer in the field of machine learning in biology, in 2016.Owkin has raised over $255 million and became a ‘unicorn’ – a startup valued at more than $1 billion – in November 2021 through a $180 million investment from French biopharma company Sanofi. | $33M / Venture - Series Unknown / Mar 12, 2026 | ||
| Advanced AI defense systems designed to protect people and critical infrastructure | $35.4M / Series A / Feb 24, 2026 | ||
| Twentyfour Industries is a defence and space manufacturer that designs, produces, and deploys drones for European and allied partners. | $11.8M / Seed / Jan 19, 2026 | ||
| See all 62 investments → | |||
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FAQ
What does OTB Ventures invest in?
OTB Ventures invests primarily in Artificial Intelligence, Machine Learning and Software startups, most often at Series A and Seed stage. Most of the 62 investments tracked by Shizune back companies in Germany. The Investment Focus section breaks down every industry, stage and country in the portfolio.
What round sizes does OTB Ventures invest in?
OTB Ventures typically joins rounds of $2M–$15M at Seed, $4M–$35M at Series A and $8.8M–$60M at Series B. These are whole funding-round sizes, not OTB Ventures's own check, which is rarely disclosed: the 10th–90th percentile of the confirmed public funding rounds OTB Ventures took part in.
How do I contact OTB Ventures?
Public channels for OTB Ventures include LinkedIn, X (Twitter) and the website linked on this profile. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.
Who are the partners at OTB Ventures?
The team at OTB Ventures includes Marcin Hejka (Co-Founder & General Partner), Adam Niewinski (Co-Founder & General Partner) and Jeremy Teboul (Partner), among 6 team members tracked by Shizune. The Team section lists each member with their title, investment count and links.
Is Shizune's investor data accurate?
Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Oct 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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