Company lists · Data refreshed September 2026

Top 22 Clinical cell therapy companies based in San Diego, United States

RevenueBase identified 43 company matches for clinical cell therapy companies associated with San Diego, United States as of September 2026 and tracks 1,712 professional contacts across them, including 975 with verified work emails. Across the United States, San Diego is the largest hub for this category.

This list covers company matches for clinical cell therapy companies associated with San Diego, United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 16, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 16, 2026 How this list was built
43Companies
1,712Contacts tracked
975Verified emails
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The 22 largest clinical cell therapy companies based in San Diego, United States

Ranked by team size
Top 22 of 43 company matches for clinical cell therapy companies based in San Diego, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 16, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 2026501-1,000591 contacts →

Exact match

“ImmunityBio, Inc.(formerly NantKwest, Inc.) is developing cell and immunotherapy products that are designed to help strengthen each patient’s natural immune system, potentially…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
2Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 202651-200231 contacts →

Exact match

“Fate Therapeutics is a clinical-stage biopharmaceutical company dedicated to bringing a pipeline of induced pluripotent stem cell (iPSC)-derived cellular immunotherapies to…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
3Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 2026201-500172 contacts →

Exact match

“Poseida was acquired by Roche in early 2025 and is now part of the Roche Group.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
4Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 202651-200113 contacts →

Exact match

“Rakuten Medical, Inc.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
5Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 202651-200103 contacts →

Exact match

“Artiva Biotherapeutics is an immunotherapy company with the ability to produce off-the-shelf, allogeneic NK cell therapies at a massive scale.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
6Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 202651-20053 contacts →

Exact match

“Nucleus Biologics is a San Diego based biotechnology company and a global provider of media and supplements for the cell and gene therapy space.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
7Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 202651-20045 contacts →

Exact match

“BioAtla is a protein therapeutic company that uses discovery and evolution to develop safer and more potent drugs for the treatment of cancer.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
8Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 202611-5040 contacts →

Exact match

“Headquartered in San Diego, CA, iXCells Biotechnologies is a leading cell biology and cell technology company specializing in preclinical drug discovery solutions with focus on…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
9Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 202651-20040 contacts →

Exact match

“Turnstone Biologics is a clinical-stage biotechnology company developing a differentiated approach to treat and cure patients with solid tumors by pioneering selected…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
10Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 202611-5038 contacts →

Exact match

“Tr1X is a private, clinical-stage biotechnology company focused on developing a novel class of regulatory T cell-based products to cure autoimmune and inflammatory diseases.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
11Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 202611-5022 contacts →

Exact match

“We are a San Diego Life Science Company supporting the Gene and Cell Therapy industry by providing one-stop custom NGS and Flow Cytometry Solutions, from assay design to data…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
12Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 202611-5021 contacts →

Exact match

“Immunicom is developing a non-drug-based cancer therapy with the potential to reduce treatment side effects, enhance therapy response rates and improve cancer patients’ quality of…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
13Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 202611-5020 contacts →

Exact match

“NEUVOGEN is an immunoncology company applying a systems approach to develop therapeutic whole cell cancer vaccines to transform how cancer is treated.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
14Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 202651-20016 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
15Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 202611-5016 contacts →

Exact match

“International Stem Cell Corporation (OTCBB:ISCO) develops a powerful new stem cell technology called “parthenogenesis” that promises to significantly advance the field of…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
16Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 20261,001-5,00012 contacts →

Exact match

“As World's leading integrated biotech company, Global Institute of Stem Cell Therapy and Research (GIOSTAR) aims to provide stem cell-based therapy to aid those suffering from…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
17Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 20261-1011 contacts →

Exact match

“VisiCELL Medical Inc, “GPS for Cell Therapy”, is developing in vivo imaging analytics for customers with cell-based therapies in solid tumor cancers, autoimmune diseases and…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
18Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 202611-5010 contacts →

Exact match

“Oncternal Therapeutics is a clinical-stage oncology company developing a diverse pipeline of treatments for cancers with critical unmet medical need.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
19Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 20261-104 contacts →

Exact match

“Toragen is focused on developing novel immunotherapies to treat viral-associated cancers.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
20Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 202611-503 contacts →

Exact match

“MabVax Therapeutics (Nasdaq: MBVX) is a clinical-stage biotechnology company with a fully human antibody discovery platform focused on the rapid translation into clinical…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
21Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 202611-501 contacts →

Exact match

“Bio4t2 is a clinical stage bio pharmaceutical company developing novel single-target and combo-therapeutic CAR based cell therapies against solid cancers through its proprietary…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
22Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 20261-101 contacts →

Exact match

“BioArdis is an innovative therapeutic development company with a pipeline of oncology and immuno-oncology drug candidates, and a novel chimeric antigen receptor T cell (“CAR-T”)…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase

Showing 22 of 43 clinical cell therapy companies based in San Diego, United States

See the full list, filter by size, metro and specialty, and access 975 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Clinical cell therapy companies based in San Diego, United States at a glance

As of Sep 16, 2026
57.0%Verified-email coverage
39.8Average contacts per company
11-50Median size (employees)
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
12
11-50
19
51-200
9
201-500
1
501-1,000
1
1,001-5,000
1

Email recency for this list is measured across the whole United States list rather than for San Diego, so it is reported there. Company counts and contact totals on this page are exact for San Diego, over 43 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with San Diego, United States whose business descriptions match “clinical cell therapy companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 975 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 16, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Clinical cell therapy companies by metro in the United States

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “clinical cell therapy companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many clinical cell therapy companies are there based in San Diego, United States?

RevenueBase identified 43 company matches for clinical cell therapy companies associated with San Diego, United States as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Immunitybio, INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in the United States has the most clinical cell therapy companies?

San Diego leads the United States with 43 company records, followed by Cambridge (26) and Boston (25).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 975 professional contacts with verified work emails tracked across these 43 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 16, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.