YK Bioventures
Venture capitalActively deployingBurlingame
Also known as YK BIOVENTURES CAPITAL PARTNERS LLC
Fund manager profile
YK Bioventures is a venture fund manager based in Burlingame. SEC filings show 2 venture funds on record, most recently YK Bioventures Opportunities Fund III, L.P. ($250M offering) filed July 2026.
Source: SEC EDGAR Form D filings. Firm website data not yet available.
What they invest in
from 8 of 9 portfolio companiesBiotech ×6Healthtech ×4AI & Machine Learning ×1Consumer ×1Cybersecurity ×1Deep Tech ×1Digital Health ×1Direct to Consumer ×1
HQs:United States×5Colombia×1Germany×1
Investments · 9 tracked
founders shown can be your intro pathSouth San Francisco, US
Mark Stepka(Executive Officer)Isabella Graef(Executive Officer, Director)Nathanael Gray(Director)
BoardWendy Young(Director)Jim Edwards(Director)
Board seatGary Yeung· per SEC Form D · $21.5M raise · filed May 2025
Judo Bio develops oligonucleotide medicines, including ligand-siRNA conjugate drugs, delivered to the kidney for systemic and renal diseases using its STRIKE (Selectively Targeting RNA Into KidnEy) platform.
BiotechHealthtechCambridge, US
Andrew Fraley(Co-founder)OMMER CHOHAN(Executive Officer)JAMES JEFFREY GOATER(Executive Officer, Director)CHELSEA PLACE JOHNSON(Director)Simon Read(CEO)Alfica Sehgal
Co-investorsAtlas VentureDigitalis VenturesThe Column GroupDroia Ventures
Neurona is a clinical-stage biotherapeutics company developing allogeneic, off-the-shelf regenerative neural cell therapies that integrate into neural circuits to treat chronic neurological disorders.
BiotechHealthtechSouth San Francisco, US
Cory Nicholas(Executive Officer, Director, Promoter)James Stutz(Executive Officer)Arnold Kriegstein(Director)
BoardPeter Svennilson(Director)inTim Kutzkey(Director)Ray Kelleher(Director)
Co-investorsBerkeley FrontierIaso VenturesThe Column GroupYsios CapitalAlexandriaFidelity Investments+7 more
Normunity develops biologic anti-cancer therapies that act at the interface of the immune system and tumors, targeting mechanisms tumors use to evade immune surveillance.
BiotechHealthtech
Rachel Humphrey(Founding Chief Executive Officer)Lieping Chen(Scientific Founder)Mitchell Keegan(Chief Development Officer)William LaRochelle(Chief Scientific Officer)Stacy M. Plum(Chief Technology Officer)
Co-investorsSanofi VenturesTaiho Ventures, LLCPfizer VenturesSamsara BioCapitalCanaan PartnersConnecticut Innovations+3 more
Pelage develops regenerative medicines for hair loss based on stem cell biology, with a lead candidate (PP405) that is a topical small-molecule drug designed to reactivate dormant hair follicle stem cells.
BiotechHealthtechLongevity
William Lowry(PhD)Christina Weng(Chief Medical Officer)Nathan Wheeler(Chief Operating Officer)Daniel Gil(PhD)
Co-investorsGV (Google Ventures)ARCH Venture PartnersHAWKTAILVisionary Ventures
BiotechLos Angeles, US
William Edward Lowry(Director)Daniel Gil(Executive Officer, Director)Heather Christofk(Executive Officer)
BoardCathy Friedman(Director)
Co-investorsARCH Venture PartnersGV (Google Ventures)Visionary Ventures
Protego provides chargeback management software that automates dispute processes and tracks chargebacks in real time to help merchants identify patterns in fraudulent activity and recover revenue.
CybersecurityEnterprise SoftwareSaaSBogotá, CO
Pablo Rojas(Founder)in
Co-investorsNovartis Venture FundY CombinatorForbionGlilot Capital PartnersOmega Funds
Protego Bio is a biotech company developing first-in-class therapies for protein misfolding diseases, including its lead candidate PROT-001 for AL amyloidosis, based on research into pharmacological chaperones.
AI & Machine LearningBiotechDeep TechDigital HealthSan Diego, US
Co-investorsDroia VenturesNovartis Venture FundDigitalis VenturesForbionLightspeed Venture PartnersMPM BioImpact+1 more
Vivere is a data-driven incubator that creates consumer goods brands and products, having launched over 12 brands and 300 products in the fast-moving consumer goods (FMCG) industry.
ConsumerDirect to ConsumerE-commerceHamburg, DE
Co-investorsArmada Investment AGRockaway VenturesBerkeley FrontierPillarredalpine
Rows marked “SEC filing” are inferred from directors named on the company's SEC Form D — public regulatory data, not a portfolio list published by the firm.
Portfolio news
latest coverage across their companiesPelage Pharmaceuticals · hairlosscure2020.com · Jul 26, 2026
Pelage · hairlosscure2020.com · Jul 26, 2026
Protego · finsmes.com · Apr 23, 2026
Vivere · finsmes.com · Jan 14, 2026
Protego · globalgenes.org · Dec 1, 2025
Shenandoah Therapeutics Inc. · leadsontrees.com · Sep 2, 2025
Frequently asked questions
- Where is YK Bioventures located?
- YK Bioventures is headquartered in Burlingame, US.



