DOLIAM GROUP is a family-owned industrial group founded in 1991. We build, scale and secure the full MedTech lifecycle from a sovereign high-tech base. Our strength lies in uniting deep industrial know-how, R&D firepower and a disciplined ability to industrialize complex science.
The companies and investments below share one standard: clinical-grade excellence.
Core Industrial Assets / Subsidiaries
Six companies
Vermon
The Global Benchmark
Since 1984, Vermon has been a world leader in custom ultrasound transducers and arrays for medical and industrial applications. From early-stage prototypes to high-volume production for the world’s leading medical device companies, Vermon owns the atoms of high-definition imaging.
Industrial Edge: 40+ years of piezocomposite, single-crystal and MEMS transducer mastery. Full design-to-manufacture capability under ISO 13485.
Impact: The silent partner behind high-resolution imaging used by global MedTech leaders.
vermon.com ↗Tailored ultrasound probes and transducers.
Everyday and for the past 35 years, we have been designing and manufacturing customized state-of-the-art ultrasound transducers for medical and industrial applications; providing startups, research labs, industrials, and medical device manufacturers, with the most innovative and cutting-edge ultrasound imaging probes solutions.
Moduleus
Advanced Ultrasound Systems
Moduleus designs high-performance OEM ultrasound electronics and signal-processing platforms — from compact medical-device-ready systems to high-channel R&D platforms capable of 4D imaging.
Industrial Edge: Modular electronics, real-time processing libraries, and integration-ready enclosures that accelerate ultrasound product development.
Impact: Makes advanced ultrasound technology easier to learn, use and productize.
moduleus.com ↗
Cairdac
Leadless Pacing
Cairdac is developing ALPS™, the world’s first autonomous leadless pacing system that harvests kinetic energy directly from the heart’s own movement.
Industrial Edge: Patented piezoelectric energy harvesting synchronized with cardiac rhythm, enabling long-term energy autonomy and continuous remote monitoring.
Impact: Removes the “expiration date” from cardiac pacing and targets a major reduction in replacement surgeries.
cairdac.com ↗
Olythe
Precision Gas Analysis
Olythe develops miniaturized infrared spectroscopy technology (OCIEngine™) for fast, accurate detection of volatile organic compounds — from ethanol and CO₂ to industrial and medical gases.
Industrial Edge: Patented miniaturized IR spectroscopy delivering reliable measurements in compact form factors.
Impact: Precision gas sensing for professional, industrial and connected applications.
olythe.io ↗
Vitruvens
Onboard Energy Systems
Vitruvens designs advanced energy architectures and transcutaneous energy transfer (TET) solutions for active implantable medical devices, including ultrasonic power transmission (SmartUTET™).
Industrial Edge: Expertise in miniaturized, long-lifetime energy management and novel ultrasonic power delivery through tissue and titanium housings.
Impact: Enables smaller, longer-lasting, fully implantable devices by solving the energy bottleneck.
vitruvens.com ↗
PCB-Concept
Electronic Design & Industrialization
PCB-Concept provides complete electronic engineering services — from schematic to complex multi-layer, HDI, flex-rigid and high-density PCB design — with deep experience in medical, defense and aerospace applications.
Industrial Edge: 20+ years of Altium mastery, EMC/DFT/DFM expertise, and full industrialization support under medical-grade constraints.
Impact: Turns complex electronic concepts into reliable, manufacturable boards ready for clinical use.
pcb-concept.fr ↗
Strategic Investments
Three companies
FineHeart
The FlowMaker®
FineHeart is developing the world’s first fully implantable, wirelessly powered cardiac output accelerator for patients with severe heart failure. The device assists the heart in synchrony with native contractions and requires no external driveline.
Industrial Edge: Miniaturized intraventricular design, wireless transcutaneous energy transfer, and a minimally invasive 90-minute implantation procedure.
Impact: Potential to restore quality of life for tens of thousands of patients currently left untreated by conventional LVADs.
fineheart.fr ↗
Injectpower
Ultra-Miniature Energy
Injectpower develops rechargeable solid-state microbatteries thinner than a human hair, designed for decades of operation inside implantable medical devices.
Industrial Edge: 16+ years of R&D, 40+ patents, semiconductor-grade manufacturing processes, and proven production of over one million units.
Impact: The invisible powerhouse enabling next-generation smart ocular, cranial and implantable sensors.
injectpwr.com ↗
Iconeus
Functional Ultrasound Neuroimaging
Iconeus provides the only functional ultrasound (fUS) system designed specifically for neuroscientists, delivering real-time, high-resolution imaging of brain activity and vascular networks in awake or moving animals.
Industrial Edge: Ultrafast plane-wave imaging, ultrasound localization microscopy down to 5 µm, and automated brain-atlas integration.
Impact: Opens a new window on brain function for research and potential early diagnostic applications.
iconeus.com ↗