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Sonoma Biotherapeutics

Sonoma Biotherapeutics

Private
South San Francisco, CaliforniaHealthcare & Life Scienceshttps://sonomabio.com/

Last Round

Strategic

Mar 28, 2023

Total Funding Raised

$365M

Company Overview

Sonoma Biotherapeutics is a biotechnology company that develops engineered regulatory T cell (Treg) therapies to treat serious autoimmune and inflammatory diseases.

Sector

Healthcare & Life Sciences

Verticals

Biotechnology, Drug Discovery, Clinical Trials

Business Model

B2B

Customer Profile

Services & Consulting, Data as a Service

AI Layer

Non-AI

Keywords

Treg therapyregulatory T cell therapycell therapyTregautoimmune disease treatmentautologous cell therapyrheumatoid arthritisclinical-stage biotechbiopharmaceuticalimmune homeostasisbiotech startupcell engineeringclinical trials

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Sonoma Biotherapeutics Comparables

Compare Sonoma Biotherapeutics with similar companies based on industry and business-model similarity.

Sonoma Biotherapeutics comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
GentiBio
86%
Quell Therapeutics
84%
Tr1X
84%

Sonoma Biotherapeutics Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
StrategicMar 28, 2023
Series BAug 4, 2021
Series A ExtensionSep 30, 2020
Series AFeb 6, 2020

Key People

Founding team and executive leadership

Rajesh Krishnan

CTO

Executive Team

Sonoma Biotherapeutics Investors

Notable investors and investment history

Sonoma Biotherapeutics investors
InvestorRounds
Janus Henderson GroupSeries B
Frazier Healthcare PartnersSeries B
Vertex Ventures HCSeries B
GVSeries B
Mirae AssetSeries B
Octagon Capital AdvisorsSeries B, Series A Extension
Ally Bridge GroupSeries B

Market signals

Structured signals derived from secondary market and firmographic data.

  • Nov 4, 2025

    Expediting G-Rex manufacturing process for autoimmune disorder therapies.

  • Aug 26, 2025

    Lisa Taylor Ash appointed as new Chief Legal Officer.

Sonoma Biotherapeutics Filings

SEC and related filings with document metadata.

Data table
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Sonoma Biotherapeutics Filings

SEC and related filings with document metadata.

Frequently Asked Questions

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Firmographic Details

HeadquartersSouth San Francisco, California
Employee Range66
Year Founded2019
Last FundingMar 28, 2023

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