Company lists · Data refreshed September 2026

Top 25 Gene therapy clinical research organizations based in San Diego, United States

RevenueBase identified 60 company matches for gene therapy clinical research organizations associated with San Diego, United States as of September 2026 and tracks 1,633 professional contacts across them, including 832 with verified work emails. Across the United States, San Diego is the largest hub for this category.

This list covers company matches for gene therapy clinical research organizations 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
60Companies
1,633Contacts tracked
832Verified emails
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The 25 largest gene therapy clinical research organizations based in San Diego, United States

Ranked by team size
Top 25 of 60 company matches for gene therapy clinical research organizations 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, 20261,001-5,000441 contacts →

Exact match

“Crown Bioscience, a JSR Life Sciences company, is a global contract research organization (CRO) providing discovery, preclinical, and translational platforms to advance oncology…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
2Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 2026201-500181 contacts →

Exact match

“ProSciento is the leading clinical research organization focused on the continuum of metabolic diseases.”

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, 202651-20083 contacts →

Exact match

“ADARx Pharmaceuticals, Inc, located in San Diego, is a clinical stage biotechnology company committed to turning cutting-edge science into life-saving therapeutics.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
5Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 202651-20079 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
6Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 202651-20065 contacts →

Exact match

“Ambrx (Nasdaq: AMAM) is a clinical stage biopharmaceutical company using an expanded genetic code technology platform to discover and develop next generation antibody drug…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
7Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 202651-20056 contacts →

Exact match

“Healthcare is about people.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
8Exact 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
9Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 202611-5048 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
10Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 202651-20047 contacts →

Exact match

“We understand drug development in the clinical trial setting.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
11Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 202611-5030 contacts →

Exact match

“Calidi Biotherapeutics is developing a new modality in cancer treatment through its proprietary RedTail platform, designed for systemic delivery of modified oncolytic viruses with…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
12Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 202611-5027 contacts →

Exact match

“Democratizing gene therapy through transformative manufacturing methods”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
13Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 202611-5024 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
14Exact 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
15Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 202611-5020 contacts →

Exact match

“EnquBio is a wholly owned and operated drug development CRO out of San Diego, CA.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
16Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 202651-20019 contacts →

Exact match

“OncoSec is a biotechnology company pioneering new technologies to stimulate the body’s immune system to target and attack cancer.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
17Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 202651-20017 contacts →

Exact match

“At Locanabio, we are developing a new class of genetic medicines that has the potential to significantly improve the lives of patients with devastating genetic diseases by…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
18Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 202651-20017 contacts →

Exact match

“MEI Pharma is a San Diego-based clinical-stage pharmaceutical company committed to the development and commercialization of novel, best-in-class, cancer therapies intended to…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
19Exact matchSan Diego, United StatesHQ recorded Sep 16, 202611-5017 contacts →

Exact match

“TRACON is a biopharmaceutical company focused on the development and commercialization of novel targeted therapeutics for cancer, and utilizes its cost efficient, contract…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
20Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 202611-5013 contacts →

Exact match

“Acculab is a rapidly growing, OLAW-assured, preclinical CRO in the San Diego area, designed to assist you with every step along the R&D in vivo journey.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
21Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 202611-5013 contacts →

Exact match

“OBI Pharma USA, Inc.(OBI USA) is the wholly-owned subsidiary of OBI Pharma, Inc.(4174.TWO) OBI USA’s mission is to lead the US and European clinical trials of OBI’s novel…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
22Exact 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
23Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 202611-5011 contacts →

Exact match

“Lynx Biosciences | Reimagining Translational Research with Patient-Centric Models Lynx Biosciences (LynxBio) is reshaping translational and reverse translational research by…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
24Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 20261-109 contacts →

Exact match

“L3 Healthcare is a full-service contract research organization (CRO) and healthcare consulting firm focused on in vitro diagnostics (IVD) and medical devices.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
25Exact matchSan Diego, CA, United StatesHQ recorded Sep 16, 202651-2008 contacts →

Exact match

“A CDMO focused on providing full GMP grade plasmid DNA to Cell and Gene Therapy product development innovators, from clinical development to approved commercial therapies.”

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

Showing 25 of 60 gene therapy clinical research organizations based in San Diego, United States

See the full list, filter by size, metro and specialty, and access 832 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Gene therapy clinical research organizations based in San Diego, United States at a glance

As of Sep 16, 2026
50.9%Verified-email coverage
27.2Average contacts per company
11-50Median size (employees)
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
25
11-50
19
51-200
11
201-500
2
501-1,000
1
1,001-5,000
2

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 60 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 “gene therapy clinical research organizations” 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 832 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.

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 “gene therapy clinical research organizations”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many gene therapy clinical research organizations are there based in San Diego, United States?

RevenueBase identified 60 company matches for gene therapy clinical research organizations 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?

Crown Bioscience 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 gene therapy clinical research organizations?

San Diego leads the United States with 60 company records, followed by Miami (49) and Boston (43).

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 832 professional contacts with verified work emails tracked across these 60 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.