Fundraising Fox

Ysios Capital

Venture capital

Barcelona · Series A–Late Stage · 26 people tracked

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Investment thesis

Ysios Capital focuses on financing highly innovative life sciences and biotech ventures across the globe. The firm backs companies developing novel therapies targeting indications with high unmet medical needs, aiming to deliver a positive impact on patients and society. Its investment approach centers on supporting biotech ventures with the resources needed to advance drug candidates toward clinical development and market.

Invests inBiotechHealthtechMedical DevicesBarcelonaGlobal

Source: firm website, verified Aug 3, 2026.

Stage
Series A–Late Stage
Check
$5.4M – $21.6M
HQ
Barcelona, ES
Leads rounds
Follows
Instruments
Equity
Founded
2008
AUM
$500M
Tracked investments
51

Team · 26 people

from the firm's website & public directories
Joan Perelló· Managing Partner
Wen Wen Cheng· General Counsel and Head of ESG

What they invest in

from 14 of 51 portfolio companies

Biotech ×12Medical Devices ×7Healthtech ×6Digital Health ×5AI & Machine Learning ×1Cloud Computing ×1Cybersecurity ×1Deep Tech ×1

HQs:United States×5Denmark×2Spain×1France×1Japan×1Netherlands×1

Investments · 51 tracked

founders shown can be your intro path
Aura Biosciencesaurabiosciences.comin𝕏NASDAQ: AURA

Aura Biosciences develops targeted oncology therapies based on a virus-like drug conjugate (VDC) technology platform, aimed at cancers with high unmet need.

BiotechMedical DevicesCambridge, US

Raj Parekh, Ph.D.(Director)Michael Wyzga(Executive Officer)Joel Jean-Mairet, Ph.D.(Director)Jose' Baselga, Ph.D.(Director)Dale Pfost, Ph.D.(Director)Alan E. Walts, Ph.D.(Director)

Check Point Softwarecheckpoint.comNASDAQ: CHKP

Check Point delivers unified security solutions for artificial intelligence, infrastructure, data, and users across on-premises, cloud, and hybrid environments.

AI & Machine LearningCloud ComputingCybersecurity

CVRxcvrx.comin𝕏NASDAQ: CVRX

CVRx develops Barostim, an implantable medical device that uses baroreceptor activation to treat heart failure patients and improve their functional capacity and quality of life.

BiotechHealthtechMedical DevicesAustin, US

Craig Palmer(Executive Officer)Geoff Pardo(Director)Nadim Yared(Executive Officer, Director)Dean Bruhn-Ding(Executive Officer)John Brintnall(Executive Officer)Liz Galle(Executive Officer)

KALA BIOkalarx.comNASDAQ: KALA

BiotechArlington, US

Darius Kharabi(Executive Officer)Todd Bazemore(Executive Officer)Mark Iwicki(Executive Officer, Director)Mary Reumuth(Executive Officer)Kim Brazzell(Executive Officer)Charles McDermott(Executive Officer)

Mineralys Therapeuticsmineralystx.cominNASDAQ: MLYS

BiotechRadnor, US

Brian Taylor Slingsby(Director)Olivier Litzka(Director)Derek DiRocco(Director)Adam Levy(Executive Officer)Jon Congleton(Executive Officer, Director)Srinivas Akkaraju(Director)

Splice Biosplice.bioin𝕏✓ verified

SpliceBio develops genetic medicines using a proprietary protein splicing platform to treat diseases caused by mutations in large genes.

BiotechDeep TechDigital HealthBarcelona, ES

Dr. Frutos(Co-founder)Dr. Vila-Perelló(CEO)

[i]memo-therapeutics.comin
Adcendoadcendo.dk

Adcendo develops antibody-drug conjugates (ADCs) engineered to treat cancers with high unmet medical needs.

BiotechDigital HealthMedical Devices<UNKNOWN>, DK

AELIX Therapeuticsaelixtherapeutics.comin𝕏
AM Pharmaam-pharma.comin
Babyscriptsbabyscripts.comin𝕏

Babyscripts provides remote patient monitoring and care management software for obstetric teams to identify maternal health risks during pregnancy and postpartum, serving health systems, private practices, and payers.

Digital HealthFemTechHealthtech

Babyscriptsgetbabyscripts.comin𝕏
BioVexamgen.comin𝕏

Amgen is a biopharmaceutical company that develops and manufactures therapeutics targeting oncology, cardiovascular disease, inflammation, bone health, neuroscience, and other serious illnesses.

BiotechDigital HealthHealthtechMedical DevicesThousand Oaks, US

George B. Rathmann(First CEO)

BoardWilliam K. Bowes

CardioMEMScookiedatabase.org
Corwavecorwave.comin𝕏
Cytoki Pharmacytokipharma.com
EndoSensecardiovascular.abbott𝕏
Fusion Pharmaceuticalsfusionpharma.comin𝕏

Fusion Pharma develops targeted alpha therapeutics for cancer treatment using proprietary linker technology to connect alpha-emitting medical isotopes to cancer-targeting molecules, delivering lethal damage to tumor cells while minimizing toxicity to healthy tissues.

BiotechHealthtechMedical Devices

Inbiomotioninbiomotion.com
Ipsenipsen.comin
Kidneykidney.orgin
Kynexiskynexistx.comin𝕏
LAVA Therapeuticslavatherapeutics.comin𝕏
MedLumicsmedlumics.com
NASDAQ: AURA
NASDAQ: CVRX
NASDAQ: FUS
NASDAQ: GLTO
NASDAQ: KALA
NASDAQ: LVTX
NASDAQ: MLYS
NCT05101187clinicaltrials.gov
Northsea Therapeuticsnorthseatherapeutics.com
Ona Therapeuticsona-therapeutics.comin𝕏
Oxtheraoxthera.com
Prexton Therapeuticslundbeck.cominacquired by Lundbeck

Lundbeck is a global pharmaceutical company specializing in researching, developing, manufacturing, and commercializing medications for brain diseases and neurological conditions.

BiotechHealthtechMedical DevicesCopenhagen, DK

ReproNovorepronovo.comin
Sanifitsanifit.comin𝕏
SparingVision’s websitesparingvision.com
STAT Dxqiagen.comin𝕏
Synendossynendos.comin
Tagworks Pharmaceuticalstagworkspharma.comin𝕏

Tagworks Pharmaceuticals develops a controlled drug-release technology platform using click chemistry to enable targeted activation of antibody-drug conjugates and immunomodulators in tumors.

BiotechMedical DevicesNijmegen, NL

TiGenixtakeda.comin

Takeda is a global pharmaceutical company that develops medicines and healthcare solutions across multiple therapeutic areas to improve patient outcomes and expand access to care.

BiotechDigital HealthHealthtechTokyo, JP

Claudia D'Augusta(Executive Officer)June Almenoff(Director)Russell Greig(Director)Eduardo Bravo Fernandez de Araoz(Executive Officer, Director)Jean Stephenne(Director)Marie Paule Richard(Executive Officer)

VarmXvarmx.comin
Vivet Therapeuticsvivet-therapeutics.comin𝕏

Vivet Therapeutics is a company focused on gene and cell therapy development, presenting research at major scientific conferences.

BiotechParis, FR

Xeltisxeltis.comin𝕏

Frequently asked questions

What stage does Ysios Capital invest at?
Ysios Capital invests at the Series A, Series B, Series C, Late Stage stages.
What is Ysios Capital's typical check size?
Ysios Capital typically writes checks of $5.4M – $21.6M.
What sectors does Ysios Capital focus on?
Ysios Capital focuses on Biotech, Healthtech, Medical Devices.
Where is Ysios Capital located?
Ysios Capital is headquartered in Barcelona, ES.
Does Ysios Capital lead rounds?
Ysios Capital typically participates in rounds rather than leading them.

Media · Podcasts & interviews

featuring the team

Joël Jean-Mairet, General Partner, Ysios Capital

biospaincongress · Joël Jean-Mairet

Bioinvestment - Interview with Karen Wagner (Ysios Capital)

Labiotech.eu · Karen Wagner

Images

Ysios Capital photoYsios Capital photoYsios Capital photoYsios Capital photoYsios Capital photoYsios Capital photo

Co-investors · 23

Kurma Partners

Kurma Partners is a European healthcare-focused investment firm that co-founds and finances biotech and healthcare companies, working closely with research centers to translate scientific discoveries into high-tech companies.

Both backed · 7
Vivet Therapeutics[i]AM PharmaMedLumicsMinoryx TherapeuticsSynendosXeltis
$162K – $10.8M
Andera Partners

Andera Partners is an asset management firm specializing in private equity that partners with companies and their management to support sustainable growth. It has backed 377 companies over more than 20 years.

Both backed · 5
Mineralys TherapeuticsAM PharmaEndoSenseMedLumicsSanifit
Asabys Partners

Asabys Partners is a healthcare and life sciences venture capital firm that invests in innovative science and medical technologies to improve patients' lives.

Both backed · 4
Splice BioAnaconda BiomedInbiomotionOna Therapeutics
Novartis Venture Fund

The Novartis Venture Fund invests in innovative life science companies, focusing on biotechnology and biopharmaceuticals at various stages of growth, aiming to drive patient benefit and generate returns.

$5M – $25M
Roche Venture Fund

Roche Venture Fund is a corporate venture arm that invests in early-stage biotech and diagnostics companies across more than 10 countries, with a portfolio exceeding 30 portfolio companies. The fund is headquartered in Basel, Switzerland.

Both backed · 3
Splice BioVivet TherapeuticsMinoryx Therapeutics
$648K – $3.2M
Columbus Venture Partners

Columbus Venture Partners is a Spanish life science venture fund focused on biotechnology therapeutics and industrial products that combine therapeutic innovation with infrastructure development to create complete value chains.

Both backed · 3
OrbiMed

OrbiMed is a global healthcare-focused investment firm providing financing and operational support to companies across biopharmaceuticals, medical devices, digital health, diagnostics, and healthcare services.

Both backed · 2
Aura BiosciencesCardioMEMS
$1M – $75M
Sanofi Ventures

Sanofi Ventures is the corporate venture capital arm of Sanofi, investing in early-stage biotech and digital health companies focused on improving human health. It serves as Sanofi's entry point into the innovation ecosystem.

Both backed · 2
Splice BioLAVA Therapeutics
$5M
HealthCap

HealthCap is a life science venture capital investor and company creator that backs innovative healthcare ideas, people, and companies aiming to impact healthcare and society.

New Enterprise Associates (NEA)

New Enterprise Associates (NEA) is a venture capital firm that invests in and provides long-term support to founders building new companies.

Both backed · 1
$200K – $40M
Atlas Venture

Atlas Venture is a life sciences venture capital firm with three decades of experience investing in and building biotech and medical innovation companies, including startups launched from its own incubator.

Both backed · 1
$500K – $1M
RA Capital

RA Capital invests in public and private healthcare and life science companies developing pharmaceuticals, medical devices, and diagnostic tools. The firm operates as a crossover fund across multiple investment stages.

Both backed · 1
11 more co-investors

Third Rock VenturesSeventure PartnersVida Ventures+ND CapitalEQT Life SciencesVersant VenturesForbionVsquared VenturesPontifax Venture CapitalJMI EquityAction Potential Venture Capital Ltd.

Firms observed investing alongside Ysios Capital, from public investor directories. Shared companies are the overlap with Ysios Capital's recorded portfolio.

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