Amsterdam · Seed–Growth · 23 people tracked
Find your way into OTB Ventures
3,374 people in our graph share verified history with the OTB Ventures team — schools, employers, funds. One of them is your warm intro.
Investment thesis
OTB Ventures focuses on backing deep-tech innovators developing technology solutions with unique, practical real-world applications. The firm aims to help these companies become genuine market disruptors. It concentrates on the late seed and Series A stages, aiding founders in scaling beyond their early stages and supporting their ambitions to expand globally.
Source: firm website, verified Aug 3, 2026.
Team · 23 people
from the firm's website & curated & public directories
What they invest in
from 34 of 37 portfolio companiesAI & Machine Learning ×21Deep Tech ×11SaaS ×8Enterprise Software ×7Hardware ×7Space Tech ×7Data & Infrastructure ×6Fintech ×6
HQs:United States×6Germany×3France×3United Kingdom×2Finland×1Italy×1
Who they back
founder profiles across 19 portfolio companiesFounding team size:solo founder×82 founders×94+ founders×2
Where their founders studiedfrom 31 founders with education data
Aalto University ×2International Space University ×2National Technical University "Kharkiv Polytechnic Institute" ×2University of Cologne ×2
What their founders studiedfrom 31 founders with field-of-study data
Business & Management ×9Engineering ×9Computer Science ×7Physics ×4Mathematics & Statistics ×3Economics ×2Medicine ×2
Where their founders worked beforefrom 30 founders with career history
Airbus Defence and Space ×3Airbus ×2Klaus Space Transportation GmbH ×2T-Me Studios ×2
Accelerator rootsportfolio companies that came through a program
7 founders hold a PhD · 5 hold an MBA (of 30 with degree data)
Investments · 37 tracked
founders shown can be your intro pathBy year:2026 · 32025 · 72024 · 42022 · 42021 · 22019 · 12017 · 122 dated
akirolabs offers an AI-augmented platform for enterprise procurement teams to build, standardize, and manage category and procurement strategies.
AI & Machine LearningEnterprise SoftwareSaaSBerlin, DE
Christoph Flöthmann(Founder)inDetlef Schultz(Co-Founder)inMichael Pleuger(Co-Founder)inTim Ergenzinger(Co-Founder)inKai Elsermann(Chief Revenue Officer)in
Co-investorsD11ZHTGFSerpentine Ventures
Alta Ares builds an AI stack for autonomous air defense and ISTAR, including counter-drone interceptor effectors, an ISR product suite, and mission management software designed for contested, GNSS-denied environments.
AI & Machine LearningDefense TechRoboticsParis, FR
Co-investorsAir Street CapitalApeiron Venture CapitalCherry VenturesHarpoon VenturesKima VenturesExpansion Venture Capital+3 more
Scalarr builds machine learning-based tools to detect and prevent mobile app install ad fraud, analyzing ad campaign data from click through post-install events.
AdTechAI & Machine LearningCybersecurityIoTSan Francisco, US
Inna Ushakova(President & CEO)inYuriy Yashunin(CPO & Co-Founder)in
Co-investorsEBRDSpeedinvestEBRD Venture Capital Investment ProgrammeTMT Investments
Hydrosat converts satellite and ground data into actionable information for sustainable agriculture and water management.
AgTechAI & Machine LearningClimate TechData & InfrastructureSpace TechWashington, US
Pieter Fossel(CEO)inScott Alan Soenen(Executive Officer)Alan Royce Dalby(Executive Officer, Director)Yun Jin Kim(Executive Officer)
BoardAndrew Robert Dearing(Director)in
Board seatAdam Niewinski· per SEC Form D
Co-investorsBlue Bear Capital PartnersExpon CapitalFREEFLOWHemisphere Ventures LLCIndustrious VenturesTechstars+3 more
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MatrixSpace builds AI-enabled radar and multi-sensor counter-drone (C-UAS) detection systems that fuse radar, optical, and remote ID data with an edge-to-cloud platform to detect, classify, and track drones.
AI & Machine LearningDefense TechHardwareBurlington, US
Mark Twaalfhoven(Director)inWaters L. Gregory(Executive Officer, Director, Promoter)Jose Martinez Lorenzo(Director)Robert Broggi(Director)Gregory L. Waters(Executive Officer, Director)
BoardChristian Gallagher(Director)
Board seatMarcin Hejka· per SEC Form D
Co-investorsIntel CapitalRaptor Group
Owkin develops AI Scientist, an autonomous AI system that uses biological large language models and multimodal patient data to accelerate drug discovery for pharmaceutical and biotech companies.
AI & Machine LearningBiotechDeep TechDigital HealthHealthtechSilicon Valley, FR
Thomas Clozel(Co-Founder and Chief Executive Officer)inGilles Wainrib(Co-Founder and Former Chief Scientific Officer)in
Co-investorsBridford Investments (Bridford Group)Cathay InnovationF-Prime CapitalFrstGV (Google Ventures)Alpha Intelligence Capital+1 more
Apheris provides a platform enabling large global life sciences organizations to collaborate on sensitive, proprietary data and jointly train machine learning models on distributed datasets while maintaining privacy across teams, borders, and organizations.
AI & Machine LearningBiotechData & InfrastructureMedical Devices
Robin Röhm(Co-Founder & CEO)inMichael Höh(Co-Founder & CTO)in
Co-investorsanother.vcDig Ventures Management LimitedeCAPITAL ENTREPRENEURIAL PARTNERSeCapital Entrepreneurial Partners AGHeal Capitalhubraum+4 more
Cisco provides networking, data center, and security technology for enterprises, including infrastructure to run traditional and AI workloads and tools to keep organizations running against cyberattacks and outages.
Cloud ComputingCybersecurityEnterprise SoftwareIoTSan Jose, US
John ChambersinChuck Robbinsin
Co-investorsAccess Venture PartnersAllegisCyber CapitalAviv Venture CapitalBantam GroupCastile VenturesCeltic House Venture Partners+31 more
ATMOS Space Cargo develops and operates reusable spacecraft and return systems for space logistics, offering controlled access to low Earth orbit and recovery capabilities.
Deep TechHardwareLogistics & Supply ChainSpace TechStrasbourg, DE
Sebastian Klaus(Co-Founder)inMarta Oliveira(Co-Founder, Chief Operations Officer)inJeffrey Hendrikse(Co-Founder, Chief Technical Officer)inChristian Grimm(Co-Founder, Chief Engineering Officer)in
Co-investorsAmadeus Capital Partnersanother.vcAPEX VenturesBalnord Sp. z o.o.E2MC VenturesExpansion Ventures+5 more
Auriga develops electromagnetic launch technology used for ground-based hypersonic testing, deployment of unmanned systems and effectors, missile defense interceptors without rocket motors, and responsive launch to low Earth orbit.
Deep TechDefense TechSpace Tech
Winnie Lai(Founder & CEO)in
Co-investorsAtas VCAutomotive Ventures MobilityKern Venture GroupNew North VenturesSeraphim SpaceTrucks VC+5 more
ClearSpace develops in-orbit servicing technologies for satellite disposal, inspection, and life-extension, serving both institutional and commercial space missions.
Climate TechDeep TechRoboticsSpace TechLuxembourg, LU
Co-investorsGraph VenturesKluz VenturesSICTICUrania VenturesEuropean Investment FundHappiness Capital+3 more
FintechOS offers an AI-first, composable core insurance modernization platform that lets insurers and MGAs build, price, and run policy administration, origination, and claims across P&C, life, health, pet, and specialty lines.
AI & Machine LearningFintechInsurTechSaaSNew York, US
Co-investorsCipio PartnersEarlybird Venture CapitalGecad VenturesMolten VenturesLAUNCHub Ventures
Fractory runs a metal fabrication service that connects engineering and manufacturing companies with a vetted network of suppliers, managing projects from quoting to delivery through a single point of contact.
Advanced ManufacturingB2B MarketplacesLogistics & Supply ChainManchester, GB
Joosep Merelaht(Founder)in
Co-investorsSpecialist VCSuperhero CapitalTrind Ventures
ICEYE operates a satellite-based synthetic aperture radar (SAR) system that delivers persistent, real-time monitoring and damage assessment data globally.
Climate TechDeep TechDefense TechSpace TechFinland, FI
Rafal Modrzewski(CEO, Co-founder)inPekka Laurilain
Co-investorsDnx VenturesDraper AssociatesGeneral CatalystIn-Q-TelInception FundLifeline Ventures+7 more
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Ingenix builds an AI "Reasoning Engine" using an approach it calls Modality Fusion to integrate biological data across modalities and scales.
AI & Machine LearningBiotechDeep Tech
Adam Dancewicz(Founder)
Co-investorsInovo VCSofinnova PartnersIFC
Kurs Orbital provides on-orbit servicing spacecraft for satellite relocation, de-orbiting, and inspection in geostationary orbit.
Deep TechSpace TechTurin, IT
Co-investorsInovo VCSeraphim SpaceTechstarsCredo VenturesIn-Q-Tel
Ondato is a technology company providing KYC (Know Your Customer) and AML compliance tools for businesses, covering the full compliance lifecycle from client onboarding to ongoing client monitoring.
CybersecurityFintechSaaSVilnius, LT
Liudas(Co-founder)inAndrej(Co-founder)
Co-investorsBalnord Sp. z o.o.FirstpickSmart Partnership CapitalStartup Wise Guys
Plumerai develops a Video Intelligence pipeline that combines tiny on-device AI models for edge cameras with cloud-based Vision Language Models, offering features such as familiar face identification, people/vehicle/animal/package detection, AI video search, and AI captions.
Advanced ManufacturingAI & Machine LearningHardwareIoTLondon, GB
Roeland Nusselder(Founder)inTaras Iakymchuk(Founding CTO)in
Co-investorsCrane Venture PartnersEntrepreneur FirstQC·VENTURES
Safe Intelligence provides a software platform, tooling, and services that use formal verification, testing, and robust learning to validate and harden machine learning models such as neural networks and tree ensembles.
AI & Machine LearningCybersecurityDeep TechDeveloper Tools
Steven Willmott(CEO)inAlessio Lomuscio(CTO)in
Co-investorsAmadeus Capital PartnersVsquared Ventures
SEGRON develops automated, smartphone-based testing and monitoring solutions for telecom networks, helping communications service providers detect service issues and monitor domestic and roaming quality.
Developer ToolsEnterprise SoftwareHardwareIoTSaaSBratislava, SK
Jari Nurminen(Founder)in
Co-investorsCredo Ventures
Semron develops 3D CapRAM, a semiconductor technology that performs computing inside 3D flash memory by stacking many layers on silicon, aimed at meeting the compute demands of AI workloads.
Deep TechHardwareSemiconductors
Co-investorsSquareOneJoin CapitalOnsight Ventures
Semron develops 3D CapRAM, a technology that performs computation inside 3D flash memory to address AI compute and memory demands.
Deep TechHardwareSemiconductors
Co-investorsOnsight VenturesJoin CapitalSquareOne
SettleMint provides digital asset infrastructure deployed in production for regulated institutions and sovereign entities.
Crypto & Web3Enterprise SoftwareFintech
Roderik Van Der Veer(CTO & Co-Founder)inMatthew Van Niekerk(Co-Founder & President)inAdam Popat(Chief Executive Officer)inFabrizia Zanca(Chief Work Officer)Shahzad Fatmiin
Co-investorsBloccelerate VCCuriosity VCFujitsu VenturesKPN VenturesMolten VenturesAllusion+1 more
Silent Eight develops AI-based technology for compliance and financial crime risk adjudication, serving financial institutions and compliance teams.
AI & Machine LearningCybersecurityFintechSaaS
Co-investorsJG Digital Equity VenturesSC VenturesWavemaker ImpactWavemaker PartnersAltara Ventures
Soter offers insurance products for companies operating in digital assets and blockchain, including directors and officers, professional indemnity, technology PI, crime and specie, and crypto-specific coverage such as ETH slashing and smart contract insurance.
Crypto & Web3FintechInsurTech
Henson Orser(Founder & CEO)in
Co-investorsPharsalus CapitalToken Bay CapitalAV8 VenturesBrevan Howard DigitalCoinbase VenturesFranklin Templeton+4 more
Soter builds an AI platform for industrial businesses that analyzes images, videos, and text in real time to identify workplace safety risks and suggest corrective actions.
AI & Machine LearningEnterprise SoftwareInsurTechSaaS
Matthew Hart(Founder)in
Co-investorsAV8 VenturesChamaeleonMatterwave VenturesStartup Wise GuysVerve Ventures
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SpaceKnow offers Guardian, a platform that integrates data from multiple satellite providers and applies AI algorithms to extract insights from raw imagery.
AI & Machine LearningData & InfrastructureDeep TechSpace TechSan Francisco, US
Jaroslav Javornicky(Executive Officer, Director, Promoter)Pavel Machalek(Executive Officer, Director, Promoter)in
BoardJason Whitmire(Director)in
Co-investorsBlueYard CapitalReflex Capital
SPREAD provides a unified engineering platform that integrates data from PLM, CAD, ERP, and ALM systems into a single connected ontology for complex product manufacturers.
Advanced ManufacturingAI & Machine LearningData & InfrastructureDeveloper ToolsEnterprise SoftwareHardwareBerlin, DE
Philipp Noll(Co-Founder & MD)in
Co-investorsCavalry VenturesFirestreak VenturesNAPGeneral CatalystHV Capital
Timeseer is a sensor data quality platform that detects, validates, and resolves data issues at scale for organizations managing IoT and operational technology sensors.
AI & Machine LearningData & InfrastructureIoT
Bert(Co-founder & CEO)Stijn(Co-Founder, Head of AI)Jeroen(Co-Founder, CTO)Thomas(Co-Founder, Product Officer)Niels(Co-Founder CRO)Yorick(Co-founder CFO/COO)
Co-investorsCrane Venture PartnersSmartFin
TurnKey Lender provides an AI-powered, end-to-end loan management platform covering loan origination, underwriting, servicing, collections, reporting, and secured lending for businesses that issue consumer and small business loans.
AI & Machine LearningFintechSaaS
Elena Ionenko(Founder)inDavid Lintzin
Co-investorsOSK Ventures InternationalVertex Ventures Sea Management Pte. Ltd.Vertex Ventures
TYTAN develops AI-powered autonomous interceptor drones for air defense, designed to detect, track, and neutralize unmanned aerial threats including NATO Class II targets.
AI & Machine LearningDefense TechRobotics
Veridion builds a continuously updated data graph of global companies, tracking what businesses exist, what they do, and how they change over time.
AI & Machine LearningData & InfrastructureEnterprise SoftwareSaaS
Mihai Vinaga(Founder)inFlorin Tufan(Founder)in
Co-investorsDay One CapitalUnderline VenturesLAUNCHub Ventures
Waiv develops AI-based diagnostic tests for precision oncology, using machine learning and foundation models to support biomarker discovery and multimodal diagnostic workflows.
AI & Machine LearningBiotechDigital Health
Co-investorsSerenaSistaAlpha Intelligence CapitalKarista
Waiv develops AI-powered digital pathology solutions for biomarker discovery and clinical diagnostics in biopharma.
AI & Machine LearningBiotechHealthtechMedical Devices
Co-investorsAlpha Intelligence CapitalKaristaSista
Other
Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.
CosmoseProductivity MiningSyntharatechnologies
Portfolio news
latest coverage across their companiesClearSpace · finance.biggo.com · Aug 10, 2026
Soter · arabfounders.net · Aug 3, 2026
Hydrosat · norfolkdailynews.com · Jul 15, 2026
Iceye SAR satellite · spacenews.com · Jun 9, 2026
Ingenix · ddw-online.com · Jun 4, 2026
SpreadAI · eu-startups.com · Apr 29, 2026
Waiv · inforcapital.com · Apr 24, 2026
Frequently asked questions
- How many investments has OTB Ventures made?
- OTB Ventures has 37 tracked investments, 1 of which have exited, including 10 dated in the last 24 months.
- What stage does OTB Ventures invest at?
- OTB Ventures invests at the Seed, Series A, Series B, Growth stages.
- What is OTB Ventures's typical check size?
- OTB Ventures typically writes checks of $1.1M – $7.7M.
- What sectors does OTB Ventures focus on?
- OTB Ventures focuses on AI & Machine Learning, Cybersecurity, Deep Tech, Enterprise Software, Fintech, Space Tech.
- Where is OTB Ventures located?
- OTB Ventures is headquartered in Amsterdam, NL.
- Does OTB Ventures lead rounds?
- Yes, OTB Ventures leads investment rounds.
- Who does OTB Ventures co-invest with?
- OTB Ventures most often shares deals with Seraphim Space, Molten Ventures, Amadeus Capital Partners, among 129 tracked co-investors.
Media · Podcasts & interviews
featuring the teamSpace tech funding is set to skyrocket, says Adam Niewinski of OTB Ventures - CNBC TV18
Adam Niewinski · cnbctv18.com
Space tech funding is set to skyrocket, says Adam Niewinski of OTB Ventures - CNBC TV18
Adam Niewinski · cnbctv18.com
Marcin Hejka, OTB Ventures o inwestycjach VC w sektorach fintech i insurtech
MMC Polska · Marcin Hejka
Interview with Marcin Hejka [OTB Ventures] | Equity Story
Reach4 TV · Marcin Hejka
Marcin Hejka - o wytrwałości długodystansowca w biznesie - cz.2 - OTB Ventures
Zaprojektuj Swoje Życie · Marcin Hejka
Marcin Hejka - o wytrwałości długodystansowca w biznesie - cz.1 - OTB Ventures
Zaprojektuj Swoje Życie · Marcin Hejka
Co-investors · 10
Molten Ventures is a European venture capital firm that backs technology founders from Series A onward, providing capital along with expertise and networks to help companies scale globally.
Credo Ventures is an early-stage venture capital fund focused on backing founders from the Central and Eastern Europe (CEE) region and its global diaspora, active since 2009.
Verve Ventures operates a digital platform where qualified individuals and institutions can either commit to funds or cherry-pick single deals, blending a venture fund with a curated angel investing platform rather than using a traditional closed GP-LP structure. The fund focuses on deep tech investments in climate/energy, industrial tech, health & bio, and future computing, systematically tracking research teams in academia before they spin out into companies and conducting rigorous multi-month to multi-year diligence processes.
HV Capital is a European multistage venture capital firm that backs founders from the first check through IPO, investing across consumer, software, deep tech and AI.
Octopus Ventures is a founder-focused European venture capital firm that backs mission-driven startups across seven core sectors, investing from idea stage through growth with a focus on pre-seed to Series A.
Cavalry is an early-stage venture fund investing in software businesses across Europe, founded by former company builders and backed by 250+ well-connected individuals.
eCAPITAL is a venture capital firm providing funding from early to growth stage to technology companies across software and IT, cybersecurity, industry 4.0, new materials, and cleantech.
Trind Ventures is an early-stage venture capital firm that backs consumer and community-driven startups across Europe, supporting founders from the first investment through multiple rounds.
Specialist is a venture capital fund backing early-stage tech founders across Estonia, Latvia, Lithuania, Finland and Ukraine, formerly known as United Angels.
River VP is a software venture capital firm focusing on B2B software companies that have achieved initial product-market fit. The firm invests in AI and ML applications across future of commerce, including fintech, marketing automation, and logistics, targeting companies in Europe.
Firms observed investing alongside OTB Ventures, from public investor directories. Shared companies are the overlap with OTB Ventures's recorded portfolio.
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