Westlake BioPartners
Venture capitalWestlake Village · 7 people tracked
Find your way into Westlake BioPartners
2,654 people in our graph share verified history with the Westlake BioPartners team — schools, employers, funds. One of them is your warm intro.
Fund manager profile
Westlake BioPartners is a venture fund manager based in Westlake Village. SEC filings show 4 venture funds on record, most recently Westlake BioPartners Fund III, L.P. ($450M offering) filed June 2023.
Source: SEC EDGAR Form D filings. Firm website data not yet available.
Team · 7 people
from curated & public directories
What they invest in
from 3 of 3 portfolio companiesBiotech ×3Healthtech ×1
HQs:United States×2
Investments · 3 tracked
founders shown can be your intro pathBy year:2026 · 12021 · 12 dated
Kyverna is a clinical-stage biopharmaceutical company developing CAR T-cell therapies to treat autoimmune diseases through B cell depletion and immune system reset.
BiotechEmeryville, US
Warner Biddle(Chief Executive Officer)inBrian Kotzin(Director)Ian Clark(Director)Ryan Jones(Executive Officer)Karen Walker(Executive Officer)Peter Maag(Executive Officer, Director)in
Co-investorsBain Capital Life SciencesVida VenturesWestlake Village BioPartnersGilead SciencesKleiner PerkinsOxford Finance LLC+1 more
AllRock Bio is a drug development company advancing novel therapies for pulmonary hypertension, interstitial lung diseases, and other fibrotic conditions.
BiotechNatick, US
Catherine Pearce(CEO & Founder)inDHSc(Founder)Justin R Thompson(Founder)in
Co-investorsVersant VenturesWestlake Village BioPartners
Oorja Bio is a biotechnology company developing therapies focused on fibrotic disease, aiming to repair, reverse, and remodel fibrosis.
BiotechHealthtech
Sujay Kango(Chief Executive Officer & Founder)inJanethe Pena(Chief Medical Officer & Founder)inConnie Coulomb(Chief Business Officer & Founder)in
Co-investorsAndreessen HorowitzWestlake Village BioPartnersKleiner Perkins
Exits · 1
1 IPOsKyverna TherapeuticsNASDAQ: KYTX
Portfolio news
latest coverage across their companiesOorja Bio · houston.innovationmap.com · Jun 9, 2026
IPO stake values · per SEC filings
Value of this firm's stake in each portfolio company at its IPO price, from the prospectus principal-stockholder table.
| Company | Owned | IPO price | At IPO | Stake value |
|---|---|---|---|---|
| Kyverna Therapeutics | 11.1% | $22.00 | Feb 2024 | $99.5M |
Source: SEC S-1 / 424B prospectus filings. Stake value = shares beneficially owned × the initial public offering price, as disclosed — a market value at IPO, not a return multiple (the firm's original cost is not disclosed).
Frequently asked questions
- Where is Westlake BioPartners located?
- Westlake BioPartners is headquartered in Westlake Village, US.