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Biotechnology & Life Sciences startups in Southern California

The life-science research base behind San Diego's and Los Angeles's biotech reputations: platforms, tools, diagnostics and therapeutics spun out of UCSD, Scripps, Caltech and UCLA.

193
companies
$13.72B
total raised
27
cities

Companies

Series A$85.0M
Ansun BioPharma
San Diego, CA

Anti-virals

Series ABiotechnology
Series C$79.0M
Synthorx
La Jolla, CA · Founded 1954 · 10001 employees

Synthetic biology company that created novel DNA base pairs and uses them to incorporate novel amino acids into proteins for potential therapeutics in areas of cancer and autoimmune disorders.

Series CCancer
$76.0M
Zensun
San Diego, CA · 126 employees

Biotechnology company based in San Diego.

Biology
$32.0M
Edico Genome
San Diego, CA · Founded 2013 · 31 employees

Edico Genome was a company based in San Diego; California that sells a product for processing DNA sequencing data. The company was acquired by Illumina in May 2018.

Genomics
Series C$240.0M
Blueprint Medicines
San Diego, CA · Founded 2011 · 751 employees

Blueprint Medicines is a biotechnology company that is working to improve human health.

Series CTechnology
Series C$34.5M
Avelas Biosciences
San Diego, CA · Founded 2009 · 31 employees

A company focused on developing products for oncology surgery and therapeutic intervention

Series CMedical diagnostics
$32.0M
Biotheranostics
San Diego, CA · Founded 2008 · 126 employees

A biotechnology company developing molecular-based diagnostic; prognostic; and predictive medical tests designed to help healthcare practitioners treat cancer.

Therapeutics
Series E$43.0M
OmeCare
San Diego, CA · Founded 2008 · 126 employees

OTC Genetic Testing

Series EBiotechnology
Series C$152.2M
Celladon
San Diego, CA · Founded 2000 · 31 employees

Celladon is a biotechnology company that focuses in the development of molecular therapies to treat heart failure.

Series CHospital
Seed$74.9M
CombiMatrix Molecular Diagnostics, Inc.
Irvine, CA · 126 employees

Combimatrix Molecular Diagnostics; Inc. is a company that is part of the Medical & Diagnostic Laboratories Industry.

SeedBiotechnology
Series C$37.4M
SG Biofuels
San Diego, CA · Founded 2007 · 126 employees

SG Biofuels is a biotechnology company developing renewable fuels.

Series CBiotechnology
Series D$62.1M
Crown Bioscience
San Diego, CA · Founded 2006 · 3001 employees

Crown Bioscience is a contract research organisation for drug discovery; best known for oncology models and also working in cardiovascular and metabolic disease; with sites across the United States; E

Series DConsumer biotechnology
Series B$59.5M
Ignyta
San Diego, CA

Ignyta is a company that combines medicine and biotechnology for the treatment of cancer and autoimmune diseases.

Series BLife science
Series C$76.8M
Aratana Therapeutics
San Diego, CA · Founded 2010 · 126 employees

A company developing therapeutics for veterinary medicine

Series CBiotechnology
Series E$65.0M
Auspex Pharmaceuticals
San Diego, CA · Founded 2001 · 351 employees

A biopharmaceutical company that develops therapeutics to treat depressive disorders

Series EBiotechnology
Series C$50.5M
Applied Proteomics
San Diego, CA · Founded 2006 · 31 employees

A company focused on the development proteomics

Series CDiagnosis
Series A$3.6M
Meditope Biosciences, Inc.
Pasadena, CA · Founded 2011 · 6 employees

A biotechnology company developing cancer therapeutics based on antibodies

Series ABiology
Series C$73.2M
Astute Medical
San Diego, CA · Founded 2007

A life science devices company focused on the discovery and development of protein biomarkers as diagnostic tests

Series CTechnology
$4.3M
GeneTex
Irvine, CA · Founded 1997 · 126 employees

GeneTex is a research Antibodies founded in 1997.

Biology
Series D$43.3M
Sotera Wireless
San Diego, CA · Founded 2009 · 126 employees

Sotera Wireless is a medical device company engaged in the development of wireless vital signs monitoring devices.

Series DBiotechnology
$6.7M
CombiMatrix
Irvine, CA · Founded 2005 · 126 employees

CombiMatrix is an Irvine; California-based healthcare company developing products and service for drug development; genetic analysis and diagnostics.

Biotechnology
$55.0M
eBioscience
San Diego, CA · Founded 1999 · 3001 employees

A company developing reagents for immunology; multicolor flow cytometry and biological system analysis

Biotechnology
Series A$23.0M
Femta Pharmaceuticals
San Diego, CA · 31 employees

Femta Pharmaceuticals is a biotechnology company that develops protein therapeutics

Series ABiotechnology
$260.0M
Prometheus Laboratories
San Diego, CA · Founded 1999 · 126 employees

A company developing pharmaceutical and diagnostic products to help physicians personalize patient care

Biology
$15.6M
Actimis Pharmaceuticals
San Diego, CA · 126 employees

A biopharmaceutical company developing small molecule therapeutics for respiratory and inflammatory disorders

Biotechnology
Series D$28.0M
Genoptix
San Diego, CA · Founded 1999 · 351 employees

Genoptix is a Carlsbad; California-based medical diagnostics company offering next-generation sequencing for oncology founded in 1999 by Tina Nova.

Series DGenomics
Shield AI Inc hero photo
Series G$1.19B
Shield AI Inc
San Diego, CA

Shield AI is a defense-tech company building the world's best AI pilots and next-generation aircraft.

Series GB2B
Series C$862.2M
Skims Body, Inc.
Los Angeles, CA

SKIMS is a solutions oriented brand creating the next generation of underwear, loungewear and shapewear.

Series CConsumer
Avenzo Therapeutics, Inc. hero photo
$656.4M
Avenzo Therapeutics, Inc.
San Diego, CA · Founded 2022

Developing the next generation of oncology therapies for patients.

Healthcare
Newlight Technologies, Inc. hero photo
Series C$271.2M
Newlight Technologies, Inc.
Huntington Beach, CA

Newlight | AirCarbon - a natural, carbon-negative, regenerative, ocean-degradable material that can replace plastic. Harnessing the technology in nature to improve the world.

Series CIndustrials
Pelage Pharmaceuticals, Inc. hero photo
Series B$134.0M
Pelage Pharmaceuticals, Inc.
Los Angeles, CA

Pelage Pharmaceuticals, Inc. is developing regenerative medicines for hair loss, specifically PP405, a non-invasive, topically-applied small molecule solution that reactivates dormant hair follicles by targeting stem cells.

Series BHealthcare
Endeavor Biomedicines, Inc. hero photo
Series C$132.6M
Endeavor Biomedicines, Inc.
San Diego, CA · ~11-50 employees

Endeavor BioMedicines is a clinical-stage biotechnology company developing transformational medicines for life-threatening diseases.

Series CHealthcare
Autobahn Therapeutics, Inc. hero photo
Series B$100.8M
Autobahn Therapeutics, Inc.
San Diego, CA

Autobahn aims to improve life health for people affected by CNS disorders by driving the regenerative power of the human body.

Series BHealthcare
Digital LinkBridge CO hero photo
Series A$100.0M
Digital LinkBridge CO
Los Angeles, CA · Founded 2025

DigitalBridge is a leading global alternative asset manager dedicated to investing in next-generation digital infrastructure and GenerativeAI

Series AB2B
Series A$63.3M
CeleCor Therapeutics, Inc.
Del Mar, CA

CeleCor Therapeutics develops zalunfiban, an investigational next-generation GPIIb/IIIa platelet inhibitor designed for pre-hospital treatment of STEMI heart attacks.

Series AHealthcare
Series A$60.8M
VST BIO Corp
San Diego, CA

VST BIO Corp is a biotechnology company developing first-in-class antibody drugs for the treatment of inflammatory and cardiovascular diseases, including stroke and acute myocardial infarction, as well as sepsis.

Series AHealthcare
Plexium, Inc. hero photo
Series B$60.1M
Plexium, Inc.
San Diego, CA

Plexium is a next-generation targeted protein degradation (TPD) company that discovers Monovalent Direct Degraders and Molecular Glues.

Series BHealthcare
Series B$56.0M
Fabric8Labs, Inc.
San Diego, CA

Electrochemical Additive Manufacturing Mass Production of Next Generation Components High-Resolution Metal 3D Printing at Scale Electrochemical Additive Manufacturing (ECAM) is... Read More

Series BB2B
Big Shot Pictures Inc. hero photo
Series A$55.5M
Big Shot Pictures Inc.
Los Angeles, CA · Founded 2025

Big Shot Pictures is a next-generation studio building global franchises, founded by Brian Robbins.

Series AB2B
Series A$48.2M
Immunis, Inc.
Laguna Beach, CA

Discover how Immunis, a private biotechnology company is developing new secretome products for the treatment of age-related immune dysfunction

Series AHealthcare
Series C$41.2M
Movandi Corp
Irvine, CA

Movandi Corp develops next-generation mmWave solutions that power both terrestrial and non-terrestrial communications, advancing 5G, fixed wireless, and satellite networks worldwide.

Series CB2B
Salted Inc. hero photo
Series B$35.5M
Salted Inc.
Santa Monica, CA · ~11-50 employees

Salted Inc. is a platform that builds national, digital-first restaurant brands with clean, craveable food designed for a new generation.

Series BB2B
Series B$32.9M
Protego Biopharma, Inc.
San Diego, CA

Protego Bio is a clinical-stage biotech developing first-in-class small molecule pharmacological chaperones for AL amyloidosis and other protein misfolding diseases.

Series BHealthcare
Smart Health Diagnostics Co hero photo
Series B$27.5M
Smart Health Diagnostics Co
Irvine, CA

SmartHealth Holdings, Inc. drives transformative innovation in healthcare diagnostics, including groundbreaking imaging systems for pathology, advanced vascular diagnostics, and oncology-focused solutions, notably with its pioneering MUSE technology for slide-free digital pathology.

Series BHealthcare
$25.0M
Mesa Residential Co LLC
Santa Barbara, CA · Founded 2025

Mesa Residential partners with market-leading property managers to grow for decades as a multigenerational platform with over 50 years of history building exceptional growth companies.

B2B
Series A$22.4M
ViaVia Corp
West Hollywood, CA · Founded 2021

Welcome to VIAVIA! Redefining the fashion experience for a new generation // Enjoy free shipping and returns on all orders // New Designers and products dropping daily

Series AB2B
Coast Energy Holdings, LLC hero photo
Series C$20.6M
Coast Energy Holdings, LLC
El Segundo, CA · Founded 2021

Coast Energy partners with commercial property owners to convert underutilized spaces into revenue-generating energy assets. Zero capex solar, storage & microgrid solutions that increase NOI and future-proof your portfolio.

Series CIndustrials
ThinkBio.Ai, Inc hero photo
Series A$20.0M
ThinkBio.Ai, Inc
Ontario, CA · Founded 2024 · ~201-500 employees

ThinkBio.Ai is an AI-powered healthcare and life sciences solutions company, transforming complex data into actionable insights for better, faster decision-making.

Series AHealthcare
Rejuvenate Bio Inc hero photo
Series A$19.5M
Rejuvenate Bio Inc
San Diego, CA

Rejuvenate Bio uses a gene therapy approach to treat chronic, age-related diseases by targeting the root causes of aging to create treatments for chronic conditions affecting both companion animals and humans.

Series AHealthcare
Paulex Bio Inc. hero photo
Series B$18.5M
Paulex Bio Inc.
La Jolla, CA · Founded 2023

Paulex Bio stands at the threshold of what could be a transformative breakthrough for type 1 and type 2 diabetes: beta cell regeneration through an oral medicine designed to eliminate the root cause of diabetes.​

Series BHealthcare
Athos Therapeutics, Inc. hero photo
Series B$17.8M
Athos Therapeutics, Inc.
Torrance, CA · Founded 2019

Athos Therapeutics Inc. is a clinical stage biotechnology company that pioneers the development of artificial intelligence-based Precision Therapeutics for patients with Inflammatory Bowel Disease and other inflammatory diseases.

Series BHealthcare
Tempo Therapeutics, Inc. hero photo
Series A$16.3M
Tempo Therapeutics, Inc.
San Diego, CA

Tempo Therapeutics is a biotechnology and tissue engineering company based out of San Diego, CA specializing in speeding up patient recovery.

Series AHealthcare
EggCo, Inc. hero photo
Seed$15.8M
EggCo, Inc.
Los Angeles, CA · Founded 2021 · ~11-50 employees

EggCo, Inc., operating as Sunnyside Egg Co., produces eggs from hens raised outdoors in mobile coops on fresh pastures, supplemented with certified organic feed without corn, soy, or flax, using regenerative practices.

SeedB2B
PM Technologies Corp hero photo
Series B$15.6M
PM Technologies Corp
Beverly Hills, CA · Founded 2022

PM Technologies Corp provides generator sales, installation, service, and maintenance for residential, commercial, and industrial customers, focusing on emergency power solutions.

Series BB2B
Series A$14.0M
MiNDERA Corp
San Diego, CA

In only five minutes and a penny-sized patch, Mindera Health technology captures thousands of RNA transcripts. We enable scalable collection and analysis of individualized genetic information to provide actionable, data-driven decisions for patients, providers and payers.

Series AHealthcare
Events.com, Inc. hero photo
Series C$10.5M
Events.com, Inc.
La Jolla, CA · ~11-50 employees

Generate more event revenue with Events.com. Sell tickets online, promote your events, find sponsors, and grow your event business.

Series CB2B
$10.0M
GENOMIC LIFE, INC.
La Jolla, CA

Learn how Genomic Life enhances health and well-being through genetic screenings, early detection, personalized cancer navigation, and ongoing support. Optimize employee benefits and create a healthier workforce.

Healthcare
Seed$10.0M
EGB Ventures
Chula Vista, CA · Founded 2023

EGB Ventures is a physician-led venture formation family office focused on creating, financing, and developing biotechnology companies built around clinically validated therapeutic opportunities.

SeedHealthcare
Seed$9.0M
General Galactic Technologies Corp
El Segundo, CA · Founded 2023

General Galactic builds advanced spacecraft for sustained maneuver and more time on-mission across the space domain

SeedB2B
SLAM BioTherapeutics, Inc. hero photo
Seed$8.2M
SLAM BioTherapeutics, Inc.
Thousand Oaks, CA · Founded 2022 · ~11-50 employees

SLAM BioTherapeutics, Inc. is a biotech company developing first-in-class human antibody-drug conjugates (ADCs) and bispecific monoclonal antibodies targeting blood cancers.

SeedHealthcare