Ysios Capital
Venture capitalBarcelona · Seed–Late Stage · 25 people tracked
Also known as Ysios
Find your way into Ysios Capital
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Investment thesis
Ysios Capital backs highly innovative life sciences and biotech ventures worldwide, providing capital and resources to develop novel therapies targeting indications with high unmet medical needs. The firm invests across Europe and the United States, favoring companies with strong scientific foundations and the potential to make a meaningful impact on patients and society. Ysios combines scientific, financial, and entrepreneurial expertise to support the growth of promising biotech companies, and integrates ESG and impact measurement through its proprietary Y-mpact methodology, focusing on promoting health and well-being, enhancing workforce diversity in biotech, and tracking ESG performance across its portfolio.
Source: firm website, verified Sep 27, 2026.
Team · 25 people
from the firm's website & curatedWhat they invest in
from 45 of 54 portfolio companiesBiotech ×37Healthtech ×32Medical Devices ×23Digital Health ×12Deep Tech ×8FemTech ×3AI & Machine Learning ×2Consumer ×2
HQs:United States×13Spain×5Switzerland×3Denmark×3France×3Netherlands×3
Who they back
founder profiles across 12 portfolio companiesFounding team size:solo founder×62 founders×43 founders×2
Investments · 54 tracked
founders shown can be your intro pathBy year:2025 · 12024 · 12023 · 22022 · 22021 · 32020 · 52018 · 22017 · 42015 · 12014 · 12011 · 224 dated
Aura Biosciences develops Virus-Like Drug Conjugates (VDCs), a platform using Virus-Like Particles conjugated with drugs or loaded with nucleic acids to target solid tumors.
BiotechHealthtechMedical DevicesCambridge, US
Elisabet de los Pinos, Ph.D.(Executive Officer, Director)Elisabet de los Pinos(Founder)inMichael Wyzga(Executive Officer)Dale Pfost, Ph.D.(Director)Alan E. Walts, Ph.D.(Director)Lewis Geffen(Executive Officer)
Co-investorsAdvent Life SciencesChiesi VenturesColumbus Venture PartnersDroia VenturesForesite CapitalJazzya Investments+4 more
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)inNadim Yared(Executive Officer, Director)inDean Bruhn-Ding(Executive Officer)inJohn Brintnall(Executive Officer)inLiz Galle(Executive Officer)Kevin Hykes(President, Chief Executive Officer & Director)in
Co-investorsABS VenturesNew Enterprise Associates (NEA)Treo Ventures, LlcWindham Capital PartnersAction Potential Venture Capital Ltd.Hatteras Venture Partners+1 more
A biopharmaceutical company developing an artificial intelligence infrastructure platform designed for on-premises deployment in biotechnology and pharmaceutical research environments, serving biotech firms and pharma companies seeking secure access to advanced AI capabilities while retaining control over proprietary biological data; the company is also evaluating strategic alternatives for its legacy mesenchymal stem cell secretome assets after discontinuing its lead rare eye disease therapeutic program.
BiotechArlington, US
Justin Hanes(Director)inKevin Pojasek(Executive Officer)inDarius Kharabi(Executive Officer)inTodd Bazemore(Executive Officer)inMark Iwicki(Executive Officer, Director)inMary Reumuth(Executive Officer)in
Co-investorsLongitude CapitalSR One Capital ManagementAtlas VentureLux CapitalRA CapitalThird Rock Ventures
Mineralys Therapeutics is a clinical-stage pharmaceutical company developing lorundrostat, a treatment targeting dysregulated aldosterone.
BiotechHealthtechRadnor, US
Eric Warren(Chief Commercial Officer)inAlex Gold(Chief Medical Officer)inAdam Levy(Executive Officer)Alexander Asam(Director)
BoardBrian Taylor Slingsby(Founder & former CEO / Board Director)Olivier Litzka(Director)in
Co-investorsAndera PartnersHBM Healthcare InvestmentsHBM PartnersSamsara BioCapitalSR One Capital ManagementAdams Street Partners+3 more
Engrail Therapeutics is a clinical-stage pharmaceutical company developing precision-targeted therapeutics for neupropsychiatric and neurodevelopmental disorders.
BiotechDigital HealthMedical DevicesSan Diego, US
Stephen(Co-founder, EVP Research & Development and Chief Development Officer)Paul Cayer(Chief Financial Officer)inVikram(President and Chief Executive Officer)Kimberly(Chief Scientific Officer)Quentin(Chief Technical Officer)
Co-investorsForesite CapitalLongwood FundNorwest Venture PartnersPivotal Life SciencesRiverVest Venture Partnersabrdn plc+4 more
Kynexis is a clinical-stage biotech developing KYN-5356, an oral small-molecule KAT-II inhibitor targeting the kynurenine pathway to improve cognition in neurological diseases.
BiotechDeep TechHealthtech
Robert Schwarcz(Scientific Co-founder)Carol Tamminga(Scientific Co-founder & Chair of the SAB)Christer Köhler(Founding Director)inKees Been(Chief Executive Officer)inJens Wendland(Chief Medical Officer)inNeil Swami(Chief Business Officer)
Co-investorsForbionNovartis Venture FundSunstone Capital
Memo Therapeutics develops therapeutic antibodies targeting viral infections to improve treatment outcomes for patients with conditions like BKPyV infection in kidney transplant recipients and oncological viral diseases.
BiotechMedical DevicesZurich, CH
Co-investorsKurma PartnersPureos BioventuresAdjuvant CapitalFresenius Medical Care VenturesVerve Venturesredalpine
NorthSea Therapeutics is a clinical-stage biopharmaceutical company developing oral fatty acid-derived therapies for liver and metabolic diseases, including intestinal failure-associated liver disease (IFALD), severe hypertriglyceridemia, and MASH.
BiotechDigital HealthHealthtech
Co-investorsNew Science VenturesvenBio PartnersBGVNovo HoldingsBioGeneration VenturesForbion+1 more
SpliceBio develops genetic medicines using a proprietary protein splicing platform to treat diseases caused by mutations in large genes.
BiotechDeep TechDigital HealthBarcelona, ES
Dr. Vila-Perelló(CEO)Dr. Frutos(Co-founder)
Co-investorsAsabys PartnersNovartis Venture FundRoche Venture FundSanofi VenturesCriteria Bio VenturesNew Enterprise Associates (NEA)+3 more
Synendos is a biotech company developing selective endocannabinoid reuptake inhibitors targeting the endocannabinoid system to treat neuropsychiatric disorders.
BiotechDeep TechDigital HealthMental HealthBasel, CH
Prof. Jürg Gertsch(Founder)Dr. Andrea Chicca(Co-Founder & Chief Executive Officer)Dr. Simon Russell(Co-Founder & Chief Commercial Officer)
Co-investorsKurma PartnersSunstone Capital
VarmX develops VMX-C001, a therapeutic medicine for treating severe bleeding in patients on Factor Xa anticoagulants and for emergency surgery settings.
BiotechHealthtechMedical Devices
Pieter ReitsmainJohn Glasspool(Chief Executive Officer)in
Co-investorsBioGeneration VenturesInkefSound BioventuresEICEQT Life SciencesUNIIQ+2 more
Vivet Therapeutics is a clinical-stage biotechnology company developing recombinant adeno-associated virus (rAAV) gene therapies for rare, inherited metabolic diseases, including Wilson's Disease and cerebrotendinous xanthomatosis.
BiotechHealthtechParis, FR
Co-investorsHealthCapKurma PartnersNovartis Venture FundRoche Venture FundColumbus Venture PartnersEurazeo+1 more
Acqustic is a music community platform connecting independent musicians, industry companies, brands, and fans, offering new releases, concerts, videos, and playlists.
ConsumerMedia & EntertainmentSocial
Esteve Lombarte Llado(Founder)in
Co-investorsCOREangelsDraper B1
Adcendo develops antibody-drug conjugates (ADCs) engineered to treat cancers with high unmet medical needs.
BiotechDigital HealthMedical Devices
Co-investorsVida VenturesHealthCapJeito Capital
AELIX Therapeutics is a company developing a therapeutic HIV vaccine intended for use in HIV cure and eradication strategies.
BiotechHealthtechBarcelona, ES
Co-investorsCriteria Bio Ventures
AM-Pharma develops ilofotase alfa, a recombinant alkaline phosphatase enzyme therapy, and is studying it as a treatment for adults with hypophosphatasia (HPP), a rare inherited metabolic bone disease.
BiotechHealthtech
Co-investorsAndera PartnersKurma PartnersForbion
Anaconda Biomed develops next-generation endovascular access and protection devices.
BiotechHardwareHealthtechMedical DevicesBarcelona, ES
Trent Reutiman(CEO)inHendrik Lambert(Vice-President of Clinical & Regulatory Affairs)inDr. Iñaki GalveJordi Cardonain
BoardMaria Jose Alonso
Co-investorsAsabys PartnersEuropean Investment BankInnogest Capital
Babyscripts provides a maternity care platform with remote patient monitoring, risk screening, and care management services for pregnant and postpartum patients.
Digital HealthFemTechHealthtech
Juan Pablo Segura(Founder)inAnish Sebastian(Founder & CEO)in
Co-investorsCU Healthcare Innovation FundMemorialCare Innovation FundPhilips VenturesBuilders + BackersCivilization Ventures Management, LlcIrishAngels+4 more
Babyscripts offers remote patient monitoring and care management tools for maternal health, serving health systems, private practices, and payers to identify clinical and social risks during pregnancy and postpartum periods.
Digital HealthFemTechHealthtechSaaS
Co-investorsAAF Management Ltd.CU Healthcare Innovation FundIrishAngelsP5 Health VenturesPhilips Ventures
BiotechSan Leandro, US
Steve Abella(Chief Medical Officer)inGraeme Currie(Chief Operating Officer)inStephen W. Lau(President, Chief Executive Officer, and Treasurer)inKenneth Schwartz(Executive Officer)inEric Yuen(Executive Officer)inMarten Steen(Director)in
Co-investorsHealthCapInkefSectoral Asset ManagementSofinnova Ventures
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
Co-investorsAsset Management CompanyBOMCWRU Technology VenturesMayfield FundUS Venture Partners
Ipsen is a biopharmaceutical group that publishes financial, legal, and non-financial reporting for shareholders, investors, and the public through documents such as its Universal Registration Document.
BiotechHealthtech
Co-investorsNew Enterprise Associates (NEA)
CorWave produces a ventricular assist pump for advanced heart failure patients, delivering pulsatile flow to provide mechanical cardiac support for transplant candidates, non-transplant-eligible patients, and recovery cases.
BiotechDeep TechHealthtechMedical Devices
Louis de Lillers(CEO)inAndreas Fleischli(CTO)in
Co-investorsSeventure PartnersSofinnova Partners
Cytoki is a biotech company developing IL-22-based therapeutics using lipidation technology to treat metabolic diseases such as obesity and type 2 diabetes, as well as conditions involving epithelial injury like inflammatory bowel disease.
BiotechHealthtechVærløse, DK
Rasmus Jorgensen(CEO & Founder)in
Co-investors+ND CapitalSeventure Partners
Abbott's cardiovascular division provides cardiac and vascular medical devices and technologies, including electrophysiology products for treating conditions such as AFib and remote hemodynamic monitoring for heart failure.
HealthtechMedical Devices
Co-investorsAndera Partners
Fusion Pharma develops targeted alpha therapeutics that link alpha-emitting medical isotopes to molecules targeting biomarkers on cancer cell surfaces to selectively kill tumor cells.
BiotechHealthtech
John Valliant(Founder)in
Co-investorsFACIT (Fight Against Cancer Innovation Trust)HealthCapLumira VenturesPivotal Life SciencesSeroba Life SciencesVenture Ontario+6 more
Damora Therapeutics is a biotechnology company developing subcutaneous biologics as targeted, disease-modifying treatments for patients with mutant calreticulin (mutCALR)-driven myeloproliferative neoplasms such as essential thrombocythemia and myelofibrosis.
BiotechMedical Devices
Jennifer Jarrett(Chief Executive Officer & Board Director)inSherwin Sattarzadeh(Chief Operating Officer)inBecker Hewes(Chief Medical Officer)Garrett Winslow(General Counsel)inJim Baker(Chief Corporate Affairs Officer)inBrian Burkavage(Senior Vice President, Finance)in
Co-investorsEIR VenturesHadean VenturesM VenturesSEED Capital DenmarkSeventure PartnersSunstone Capital+2 more
InBioMotion offers a biomarker test that analyzes MAF gene levels to assess prognosis and guide personalized bisphosphonate treatment in early breast cancer patients.
BiotechDigital HealthMedical Devices
BoardProf Rob E. Coleman(Chairman)
Co-investorsAsabys PartnersCriteria Bio VenturesAlta Life Sciences
The National Kidney Foundation works to eliminate preventable kidney disease, accelerate innovation in patient care, and address structural inequities in kidney treatment and transplantation services.
HealthtechImpact & Social Good
Co-investorsBioGeneration VenturesEpidarex CapitalRoche Venture FundScottish National Investment BankSofinnova Partners
LAVA develops the Gammabody platform, which generates bispecific antibodies that activate gamma-delta T cells to treat cancer by directing immune cells to tumors and triggering anti-cancer immune responses.
AI & Machine LearningBiotechHealthtechMedical Devices
Ton AdanginHans van der Vliet(Head of Innovation)inSteve Hurly(Chief Executive Officer)Oxana Polyakova(Chief Scientific Officer)in
Co-investorsMRL Ventures FundSanofi VenturesGilde HealthcareNovo HoldingsREDMILE
Co-investorsAndera PartnersKurma PartnersSeroba Life SciencesVI Partners
Minoryx is a registration-stage biotech company developing novel therapies for severe, orphan genetic diseases of the central nervous system, with a lead compound (leriglitazone) in clinical trials for conditions including cerebral adrenoleukodystrophy, Friedreich's Ataxia, and Rett syndrome.
BiotechDeep TechHealthtechMedical DevicesMataró, ES
Marc Martinell(Co-Founder & Chief Executive Officer)in
Co-investorsChiesi VenturesCriteria Bio VenturesFund+Invivo Capital PartnersKurma PartnersRoche Venture Fund+5 more
ClinicalTrials.gov is a public registry and results database of clinical studies conducted around the world, maintained by the U.S.
Digital HealthHealthtech
Co-investorsAdvent Life SciencesColorado BioScience Association
Neurona Therapeutics is a clinical-stage biotherapeutics company developing allogeneic neural cell therapies to treat chronic disorders of the nervous system.
BiotechDeep TechHealthtechSouth San Francisco, US
Cory Nicholas(Executive Officer, Director, Promoter)inJames Stutz(Chief Financial Officer and Chief Business Officer)inCatherine Priest(Chief Development Officer)inGautam Banik(Chief Technology Officer)inEduardo Dunayevich(Chief Medical Officer)inArnold Kriegstein(Director)
Co-investorsBerkeley FrontierIaso VenturesThe Column GroupAlexandriaFidelity InvestmentsLYFE Capital+7 more
Ona provides cloud-based agent infrastructure that runs developer tasks in isolated environments while laptops are closed, automating workflow execution through events, schedules, and pull requests.
AI & Machine LearningCloud ComputingDeveloper Tools
Co-investorsBright Pixel CapitalCrane Venture PartnersPebblebedPreston-Werner VenturesAlta Life SciencesAsabys Partners+4 more
WE ARE ONA is a creative culinary studio that designs bespoke dining experiences for luxury and artistic brands, combining strategy, design, and production to reinforce emotional connections between brands and their audiences.
ConsumerFoodTechMarketplacesParis, FR
Luca Pronzato(Founder)
Co-investorsWind VentureColumbus Venture PartnersKorysMérieux Equity Partners
Ona Therapeutics develops therapeutic antibodies targeting lipid metabolism to treat advanced and metastatic cancers, including liposarcoma.
BiotechHealthtechMedical Devices
Co-investorsAsabys PartnersFund+KorysMérieux Equity PartnersAlta Life SciencesBpifrance+2 more
OxThera develops a live biotherapeutic product based on oxalate-degrading bacteria to treat primary hyperoxaluria and other rare kidney diseases.
BiotechHealthtechMedical DevicesStockholm, SE
Elisabeth Lindner(Chief Operating Officer)Mats-Olof Wallin(Chief Financial Officer)Milt Allison
Co-investorsHealthCapSunstone Capital
Prexton Therapeutics was a biopharmaceutical company developing novel therapies for Parkinson's disease, including its lead mGluR4 modulator candidate foliglurax.
BiotechHealthtechMedical DevicesCopenhagen, DK
Co-investorsCardinal PartnersM VenturesSeroba Life SciencesSunstone CapitalForbion
ReproNovo develops therapeutic solutions for male and female fertility and women's health conditions like adenomyosis, targeting unmet medical needs in reproductive medicine.
BiotechFemTechHealthtechMedical DevicesLausanne, CH
Co-investorsJeito CapitalM Ventures
CSL is a biotechnology company that develops and manufactures plasma-derived and other therapies, including biotherapies for rare and serious diseases, vaccines, and treatments for iron deficiency and kidney disease.
BiotechHealthtechMedical Devices
Joan Perello Bestard(Founder)inCris Calsadain
Co-investorsAndera PartnersColumbus Venture PartnersCriteria Bio VenturesInvivo Capital Partners
SparingVision develops neuroprotective gene therapies for rare genetic diseases affecting the eye and nervous system.
BiotechDeep TechDigital HealthMedical Devices
Co-investorsAdBio partnersJeito Capital
Qiagen manufactures enzymes and molecular biology products, plus scientific research tools and software for studying biological targets and pathways.
BiotechData & InfrastructureDigital HealthHealthtechMedical Devices
Co-investorsHarmonic Growth PartnersPfizer Venture Investments
Tagworks Pharmaceuticals develops cancer therapies using its Click-to-Release platform, a chemical reaction that activates antibody-drug conjugates (ADCs), masked immunomodulators, and other prodrugs on-target while deactivating radioimmunotherapies off-target.
BiotechHealthtechMedical DevicesNijmegen, NL
Co-investorsBifLightstone VenturesNew Enterprise Associates (NEA)Novartis Venture FundClarus VenturesGilde Healthcare+1 more
Takeda is a global pharmaceutical company that develops medicines and treatments for patients, focused on advancing science, technology, and partnerships to create new standards of care.
BiotechHealthtechTokyo, JP
Claudia D'Augusta(Executive Officer)inEduardo Bravo Fernandez de Araoz(Executive Officer, Director)Marie Paule Richard(Executive Officer)inWilfried Dalemans(Executive Officer)
BoardJune Almenoff(Director)Russell Greig(Director)
Co-investorsKleiner PerkinsRho VenturesKreos Capital
Xeltis develops implantable vascular devices that transform into living tissue using Restorex supramolecular polymer technology.
BiotechDeep TechHealthtechMedical Devices
Eliane Schutte(Chief Executive Officer)in
Co-investorsKurma PartnersVI PartnersAmadeus Capital PartnersEQT Life SciencesInvest-NL
Other
Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.
GalectoNASDAQ: AURANASDAQ: CVRXNASDAQ: FUSNASDAQ: GLTONASDAQ: KALANASDAQ: LVTXNASDAQ: MLYS
Exits · 8
4 IPOs · 4 acquisitions · showing 7Aura BiosciencesNASDAQ: AURACVRxNASDAQ: CVRXKALA BIONASDAQ: KALAMineralys TherapeuticsNASDAQ: MLYSMemo Therapeutics AGacq. by ClementiaBioVexacq. by AmgenPrexton Therapeuticsacq. by Lundbeck
Portfolio news
latest coverage across their companiesOna Therapeutics · ona-therapeutics.com · Jun 4, 2026
Frequently asked questions
- How many investments has Ysios Capital made?
- Ysios Capital has 54 tracked investments, 8 of which have exited, including 1 dated in the last 24 months.
- What stage does Ysios Capital invest at?
- Ysios Capital invests at the Seed, Series A, Series B, Series C, Growth, 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, Digital Health, Healthtech, Impact & Social Good, 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.
- Who does Ysios Capital co-invest with?
- Ysios Capital most often shares deals with Kurma Partners, Andera Partners, Criteria Bio Ventures, among 71 tracked co-investors.
Media · Podcasts & interviews
featuring the teamJoël Jean-Mairet, General Partner, Ysios Capital
biospaincongress · Joël Jean-Mairet
Bioinvestment - Interview with Karen Wagner (Ysios Capital)
Labiotech.eu · Karen Wagner
Images
Co-investors · 25
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.
Columbus Venture Partners is a Spanish life sciences venture firm that invests in therapeutic and industrial biotech products through its life science funds, aiming to advance healthcare while generating returns.
Forbion is a global venture capital firm focused on advancing biotech innovations and other sustainable solutions aimed at improving human and planetary health.
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.
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.
Asabys Partners is an investment firm based in Barcelona focused on healthcare and life-sciences innovation.
New Enterprise Associates (NEA) is a venture capital firm that invests in and provides long-term support to founders building new companies.
The Novartis Venture Fund invests in innovative life science companies, primarily in biotechnology and biopharmaceuticals, at various stages of development across North America and Europe.
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.
OrbiMed is a healthcare-focused investment firm providing tailored financing solutions and global resources to build world-class healthcare companies across biopharmaceuticals, medical devices, digital health, diagnostics, and healthcare services.
EQT Life Sciences, formerly LSP, is one of Europe's largest and most experienced life sciences investors, backing companies developing therapeutics, medical devices, diagnostics and healthtech globally. It is part of EQT Group.
Seventure Partners is a European venture capital firm backing innovative companies across life sciences and digital technologies, with additional focus areas in sport & performance and the blue economy.
▶13 more co-investors
InkefRA CapitalSanofi VenturesAtlas VentureThird Rock VenturesVida Ventures+ND CapitalAction Potential Venture Capital Ltd.Xtripe AngelsVersant VenturesVsquared VenturesPontifax Venture CapitalJMI Equity
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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