Fundraising Fox

OTB Ventures

Venture capitaloperating company · company profile

Amsterdam · Seed–Growth · 22 people tracked

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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.

Stage
Seed–Growth
Check
$1.1M – $7.7M
HQ
Amsterdam, NL
Leads rounds
Leads
Instruments
Equity
Founded
2017
Last 12 months
5 investments
AUM
$350M
Tracked investments
34

Team · 22 people

from the firm's website & public directories
Jeremy Teboul· Partner
Katarzyna Zwolanowska· Partner, Chief Operating Officer
Kris Pałucki· Investment Director
Anna Ślotła· Head of Investor Relations
Ignacy Drzewiecki· Investment Analyst
Karolina Czerwińska-Czaplicka· Chief Financial Officerin
Kateryna Lopatynska· Operations Manager
Maciej Zasada· Vice President
Patrycja Werner-Zielińska· Financial Controller
Paula Zarębska· Office Manager and EAin
Rajmund T. Andrzejczak· Strategic Adviser

Listed with the title General; serves as a strategic adviser to the firm.

Szymon Pinczewski· Finance Manager

What they invest in

from 31 of 34 portfolio companies

AI & Machine Learning ×20Deep Tech ×10SaaS ×8Enterprise Software ×7Space Tech ×7Data & Infrastructure ×6Hardware ×6Cybersecurity ×5

HQs:United States×6Germany×3France×2United Kingdom×2Finland×1Italy×1

Who they back

founder profiles across 18 portfolio companies
50%
solo founders
9 of 18 mapped founding teams

Founding team size:solo founder×92 founders×63 founders×14+ founders×2

Accelerator rootsportfolio companies that came through a program

Techstars ×2

Investments · 34 tracked

founders shown can be your intro path

By year:2026 · 22025 · 62024 · 32017 · 112 dated

akirolabsakirolabs.cominJan 2024 · $5M✓ verified

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)inChristoph Flothmann(Co-Founder)Tim Ergenzinger(Co-Founder)inKai Elsermann(Chief Revenue Officer)

Co-investorsD11ZHTGFSerpentine Ventures

Alta Aresaltaares.comin✓ verified

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 VenturesKima VenturesExpansion Venture CapitalFJ Labs+3 more

Scalarrscalarr.ioin𝕏✓ verified

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

Yuriy Yashunin(CPO & Co-Founder)Inna Ushakova(President & CEO)

Co-investorsEBRDSpeedinvestEBRD Venture Capital Investment ProgrammeTMT Investments

Hydrosathydrosat.cominAug 2025

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)Scott 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+2 more

MatrixSpacematrixspace.comin𝕏Sep 2025 · $20M

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)Waters 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

AI biotechowkin.comin𝕏

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

APHERISapheris.comin

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+3 more

ArrowPointcisco.comin𝕏Acquired

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

ATMOSatmos-space-cargo.comin𝕏Apr 2026

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)Jeffrey Hendrikse(Co-Founder, Chief Technical Officer)Christian Grimm(Co-Founder, Chief Engineering Officer)

Co-investorsAmadeus Capital Partnersanother.vcAPEX VenturesBalnord Sp. z o.o.E2MC VenturesExpansion Ventures+5 more

Auriga Spaceaurigaspace.comin

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

Co-investorsAtas VCAutomotive Ventures MobilityKern Venture GroupNew North VenturesSeraphim SpaceTrucks VC+5 more

ClearSpaceclearspace.todayin𝕏Nov 2025

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

Cosmosecosmose.co

Co-investorsTDJ Pitango Ventures

Fintechosfintechos.comin

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

Fractoryfractory.comin𝕏

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 SAR satelliteiceye.comin𝕏

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)Pekka Laurila

Co-investorsDnx VenturesDraper AssociatesGeneral CatalystIn-Q-TelLifeline VenturesMolten Ventures+5 more

Ingenixingenix.aiinApr 2025

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

Kurskursorbital.comin𝕏Mar 2024 · $4M

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

Ondatoondato.comin𝕏

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

Plumeraiplumerai.cominSep 2025 · $8.7M

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

Productivity Miningkyp.ai

Co-investors42CAPTola Capital

Safe Intelligencesafeintelligence.aiin𝕏Feb 2025

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

Segronsegron.comin

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)

Co-investorsCredo Ventures

Semronsemron.aiJan 2024

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

SettleMintsettlemint.comin𝕏

SettleMint provides digital asset infrastructure deployed in production for regulated institutions and sovereign entities.

Crypto & Web3Enterprise SoftwareFintech

Roderik van der Veer(CTO & Co-Founder)Matthew Van Niekerk(Co-Founder & President)Roderik Van Der Veer(Co-Founder & Chief Technical Officer)Shahzad FatmiinAdam Popat(Chief Executive Officer)Fabrizia Zanca(Chief Work Officer)

Co-investorsBloccelerate VCCuriosity VCFujitsu VenturesKPN VenturesMolten VenturesMedici Ventures

Silent Eightsilenteight.comin𝕏

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 Analyticssoteranalytics.comin

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 Ventures

Spaceknowspaceknow.cominJan 2017

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)

BoardJason Whitmire(Director)in

Co-investorsBlueYard CapitalReflex Capital

SpreadAIspread.aiinApr 2026 · $30M

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 Catalyst

Syntharatechnologiessyntharatechnologies.ch
Timeseertimeseer.ai

Timeseer is an AI-driven sensor data quality platform that detects, validates, and resolves issues in industrial IIoT sensor data to make it trustworthy and fit for operations, analytics, and AI.

AI & Machine LearningData & InfrastructureIoT

Co-investorsCrane Venture PartnersSmartFin

Turnkey Lenderturnkey-lender.comin𝕏

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 Technologiestytan-technologies.comin

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

Veridionveridion.comin

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

Wearewaivwearewaiv.comin

Waiv, a spin-out of Owkin, develops AI-based diagnostic tests for precision oncology, using medical machine learning and foundation models to support biomarker discovery and multimodal diagnostic workflows.

AI & Machine LearningBiotechHealthtech

Co-investorsAlpha Intelligence CapitalKaristaSista

Portfolio news

latest coverage across their companies

Frequently asked questions

How many investments has OTB Ventures made?
OTB Ventures has 33 tracked investments, including 8 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 125 tracked co-investors.

Media · Podcasts & interviews

featuring the team

Space 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

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.

$2.5M – $63M
Credo Ventures

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.

Both backed · 2
$1M – $5M
Octopus Ventures

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.

Both backed · 1
$130K – $1.3M
Cavalry Ventures

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.

Both backed · 1
$500K – $4M
eCAPITAL ENTREPRENEURIAL PARTNERS

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.

Both backed · 1
$2.2M – $6.5M
Trind Ventures

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.

Both backed · 1
$108K – $1.1M
Specialist VC

Specialist is a venture capital fund backing early-stage tech founders across Estonia, Latvia, Lithuania, Finland and Ukraine, formerly known as United Angels.

Both backed · 1
$270K – $3.2M
HV Capital

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.

$540K – $54M
Verve Ventures

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.

$1.1M – $2.2M
River Venture Partners

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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