DeepTechXL
Venture capitalEindhoven · Pre-Seed–Series C · 17 people tracked
Find your way into DeepTechXL
982 people in our graph share verified history with the DeepTechXL team — schools, employers, funds. One of them is your warm intro.
Investment thesis
DeepTechXL believes that transformative companies require both cutting-edge technology and exceptional teams. The firm seeks investments combining innovative technologies that provide structural competitive advantages with founders and teams possessing rare combinations of ambition, complementary skills, and entrepreneurial drive. Success hinges on talented people effectively executing novel technologies to create lasting industry impact.
Source: firm website, verified Aug 7, 2026.
Team · 17 people
from the firm's website & curated & public directoriesFounder mafia
2 people who came through DeepTechXL went on to found or lead other companies.
What they invest in
from 11 of 12 portfolio companiesHardware ×7Deep Tech ×6Advanced Manufacturing ×3IoT ×3Quantum Computing ×3Cybersecurity ×2Healthtech ×2AI & Machine Learning ×1
HQs:Netherlands×8
Investments · 12 tracked
founders shown can be your intro pathGilbert develops next-generation soft mist inhalers using proprietary electrospray technology for pulmonary drug delivery to lung patients.
Deep TechHealthtechMedical DevicesEindhoven, NL
Co-investorsDelft Enterprises B.V.
MicroAlign develops micro-actuator technology for high-precision fiber array alignment, enabling nanometer-scale positioning of optical fibers to photonic chips.
Deep TechHardwareQuantum ComputingEindhoven, NL
Marco Fattori(CTO and Co-founder)inCees Luijendijk(CFO and Co-founder)inSimone Cardarelli(CEO and Co-founder)in
Co-investorsPhotonVentures
SandGrain develops CyberRock, a post-quantum-resilient authentication platform designed for aerospace and defense applications in Europe and NATO member states.
CybersecurityDefense TechHardwareIoTQuantum Computing
Jeroen Doumen(Founder & Security Architect)inJoeri Voets(CEO)in
Co-investorsInnovation IndustriesInvest-NLBOM
Senergetics develops solutions for asset management and energy efficiency optimization.
Advanced ManufacturingAI & Machine LearningEnergyIoT
Frank JacobsinAnitha
Delft Circuits manufactures turn-key loaders and probes for large-scale systems, along with compact cabling kits designed for customer self-installation.
Deep TechHardwareQuantum ComputingDelft, NL
Sal Bosman(Founder & inventor)inDaan Kuitenbrouwer(Chief Product Officer, Co-founder)in
inPhocal develops laser marking systems for marking products, particularly in food and beverage manufacturing.
Advanced ManufacturingDeep TechHardwareEindhoven, NL
Robert van Tankeren(CEO)in
Co-investorsBOMCottonwood Technology FundHighTechXL
Keiron Technologies develops LiFT, a digital solder paste printing technology for electronics assembly that eliminates traditional stencil and jet printing, enabling high-precision contactless deposition for electronics manufacturers.
Advanced ManufacturingDeep TechHardware
Paul Rooimans(CEO)inJohn Willems(COO)inRichard van Lieshout(CTO)in
Co-investorsCottonwood Technology FundFORWARD.oneInvest-NL
Keiron Interactive designs and develops immersive products and services using virtual, augmented and mixed reality along with gamification, handling projects from ideation and concept to development and business modeling.
GamingHealthtechWellness & Fitness
Paul Rooimans(Founder)in
Co-investorsLVenture GroupCottonwood Technology FundInvest-NL
SandGrain embeds immutable hardware-rooted tokens into connected devices to guarantee authenticity and sovereignty throughout their lifecycle using certificate-free, post-quantum cryptography.
CybersecurityHardwareIoT
Jeroen Doumen(Founder & Security Architect)inJoeri Voets(CEO)in
Co-investorsInnovation Industries
SuperLight Photonics develops compact, integrated photonics-based laser sources for scientific and industrial applications including optical coherence tomography, spectroscopy, and imaging.
Deep TechHardwareSemiconductorsEnschede, NL
Cees Links(CEO)inJeroen Biesterbos(CCO)inElly Schietse(CMO)inPaul de Wit(CFO)in
Portfolio news
latest coverage across their companiesKeiron · n24.com.tr · Aug 1, 2026
Keiron · eu-startups.com · Jul 31, 2026
Frequently asked questions
- How many investments has DeepTechXL made?
- DeepTechXL has 10 tracked investments.
- What stage does DeepTechXL invest at?
- DeepTechXL invests at the Pre-Seed, Seed, Series A, Series B, Series C stages.
- What is DeepTechXL's typical check size?
- DeepTechXL typically writes checks of $108K – $2.2M.
- What sectors does DeepTechXL focus on?
- DeepTechXL focuses on Cybersecurity, Deep Tech, Energy, Hardware, Healthtech, Semiconductors.
- Where is DeepTechXL located?
- DeepTechXL is headquartered in Eindhoven, NL.
- Does DeepTechXL lead rounds?
- Yes, DeepTechXL leads investment rounds.
- Who does DeepTechXL co-invest with?
- DeepTechXL most often shares deals with Cottonwood Technology Fund, BOM, HighTechXL, among 4 tracked co-investors.
Media · Podcasts & interviews
featuring the teamGuus Frericks (DeepTechXL/HighTechXL) at TU Eindhoven (2018)
Brandvision · Guus Frericks
Images
Co-investors · 1
Cottonwood Technology Fund is an early-stage deep tech venture capital fund investing in patent-based hard science companies in the Southwest US and Northwest Europe.
Firms observed investing alongside DeepTechXL, from public investor directories. Shared companies are the overlap with DeepTechXL's recorded portfolio.
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