Company lists · Data refreshed September 2026

Top 25 Pharmacogenomics companies based in South San Francisco, United States

RevenueBase identified 56 pharmacogenomics companies headquartered in South San Francisco, United States as of September 2026 and tracks 4,328 professional contacts across them, including 2,636 with verified work emails. San Diego is the largest hub.

This list covers pharmacogenomics companies headquartered in South San Francisco, United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 20, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 20, 2026 86% judged on-target in blind review
56Companies
4,328Contacts tracked
2,636Verified emails
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The 25 largest pharmacogenomics companies based in South San Francisco, United States

Ranked by team size
Top 25 of 56 pharmacogenomics companies based in South San Francisco, United States, ranked by team size, largest first. Data refreshed Sep 20, 2026. RevenueBase Smart Search rates how each company's information relates to pharmacogenomics companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceSouth San Francisco, CA, United StatesHQ checked Sep 20, 2026501-1,0001,230 contacts →

Indirect evidence

“Twist Bioscience is a synthetic biology company based in South San Francisco, California.”

Source: RevenueBase Database · checked Sep 20, 2026
2Indirect evidenceSouth San Francisco, CA, United StatesHQ checked Sep 20, 2026501-1,000675 contacts →

Indirect evidence

“Veracyte is a global diagnostics company that empowers clinicians with the high-value insights they need to guide and assure patients at pivotal moments in the race to diagnose…”

Source: RevenueBase Database · checked Sep 20, 2026
3Indirect evidenceSouth San Francisco, CA, United StatesHQ checked Sep 20, 202651-200224 contacts →

Indirect evidence

“IDEAYA is an oncology-focused precision medicine company.”

Source: RevenueBase Database · checked Sep 20, 2026
4Indirect evidenceSouth San Francisco, CA, United StatesHQ checked Sep 20, 202651-200179 contacts →

Indirect evidence

“Xaira Therapeutics is an integrated biotechnology company driving advances in artificial intelligence to learn the language of life and transform how we treat disease.”

Source: RevenueBase Database · checked Sep 20, 2026
5Indirect evidenceSouth San Francisco, CA, United StatesHQ checked Sep 20, 2026201-500166 contacts →

Indirect evidence

“Monogram Biosciences, a LabCorp company, is a leader in developing and commercializing innovative products to help guide and improve the treatment of infectious diseases, cancer…”

Source: RevenueBase Database · checked Sep 20, 2026
6Indirect evidenceSouth San Francisco, CA, United StatesHQ checked Sep 20, 202651-200140 contacts →

Indirect evidence

“Maze Therapeutics is a clinical-stage biopharmaceutical company harnessing the power of human genetics to develop novel, small molecule precision medicines for patients living…”

Source: RevenueBase Database · checked Sep 20, 2026
7Indirect evidenceSouth San Francisco, CA, United StatesHQ checked Sep 20, 202611-50125 contacts →

Indirect evidence

“At Alumis, our goal is to significantly improve the lives of patients by replacing broad immunosuppression with targeted therapies.”

Source: RevenueBase Database · checked Sep 20, 2026
8Indirect evidenceSouth San Francisco, CA, United StatesHQ checked Sep 20, 202651-200119 contacts →

Indirect evidence

“Septerna is on a mission to make the promise of future GPCR medicines a reality for patients.”

Source: RevenueBase Database · checked Sep 20, 2026
9Indirect evidenceSouth San Francisco, CA, United StatesHQ checked Sep 20, 202651-200119 contacts →

Indirect evidence

“Tenaya Therapeutics is a clinical stage biotechnology company.”

Source: RevenueBase Database · checked Sep 20, 2026
10Indirect evidenceSouth San Francisco, CA, United StatesHQ checked Sep 20, 202611-50116 contacts →

Indirect evidence

“NGM Bio is a biopharmaceutical company focused on discovering and developing novel, life-changing medicines for people whose health and lives have been disrupted by disease.”

Source: RevenueBase Database · checked Sep 20, 2026
11Indirect evidenceSouth San Francisco, CA, United StatesHQ checked Sep 20, 202651-20095 contacts →

Indirect evidence

“Mission Bio is a company of passionate people dedicated to solving complex biological problems with precision engineering, innovative biochemistry, and supported bioinformatics.”

Source: RevenueBase Database · checked Sep 20, 2026
12Indirect evidenceSouth San Francisco, CA, United StatesHQ checked Sep 20, 202651-20080 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 20, 2026
13Indirect evidenceSouth San Francisco, CA, United StatesHQ checked Sep 20, 202611-5075 contacts →

Indirect evidence

“Circle Pharma initiated operations in June 2014 with seed funding from Pfizer, Inc.”

Source: RevenueBase Database · checked Sep 20, 2026
14Indirect evidenceSouth San Francisco, CA, United StatesHQ checked Sep 20, 202651-20073 contacts →

Indirect evidence

“Our mission is to create a new generation of smarter medicines that outmaneuver complex diseases in ways previously inconceivable.”

Source: RevenueBase Database · checked Sep 20, 2026
15Indirect evidenceSouth San Francisco, CA, United StatesHQ checked Sep 20, 202651-20059 contacts →

Indirect evidence

“We are leveraging artificial intelligence to map the glycoprotein control points that orchestrate disease progression-the missing link that genomics and proteomics can't see.”

Source: RevenueBase Database · checked Sep 20, 2026
16Indirect evidenceSouth San Francisco, CA, United StatesHQ checked Sep 20, 202611-5057 contacts →

Indirect evidence

“Addition Therapeutics is on a mission to fulfill the transformative promise of genomic medicine for people impacted by both chronic and rare diseases.”

Source: RevenueBase Database · checked Sep 20, 2026
17Indirect evidenceSouth San Francisco, CA, United StatesHQ checked Sep 20, 202611-5047 contacts →

Indirect evidence

“NewLimit is a biotechnology company working to radically extend human healthspan.”

Source: RevenueBase Database · checked Sep 20, 2026
18Indirect evidenceSouth San Francisco, CA, United StatesHQ checked Sep 20, 202611-5042 contacts →

Indirect evidence

“GenEdit is focused on overcoming the major challenge to genetic medicines: Delivery.”

Source: RevenueBase Database · checked Sep 20, 2026
19Indirect evidenceSouth San Francisco, CA, United StatesHQ checked Sep 20, 202611-5034 contacts →

Indirect evidence

“Smash the mutants”

Source: RevenueBase Database · checked Sep 20, 2026
20Indirect evidenceSouth San Francisco, CA, United StatesHQ checked Sep 20, 202611-5031 contacts →

Indirect evidence

“Lyterian Therapeutics derives its name from the Greek word λυτήριος or lutḗrios, that defines the termination, healing, or end of disease.”

Source: RevenueBase Database · checked Sep 20, 2026
21Indirect evidenceSouth San Francisco, CA, United StatesHQ checked Sep 20, 202651-20028 contacts →

Indirect evidence

“Calithera Biosciences is a clinical-stage biopharmaceutical company pioneering the discovery and development of targeted therapies that disrupt cellular metabolic pathways to…”

Source: RevenueBase Database · checked Sep 20, 2026
22Indirect evidenceSouth San Francisco, CA, United StatesHQ checked Sep 20, 202611-5026 contacts →

Indirect evidence

“Convergent Genomics is a precision medicine company that combines advances in genomics and machine learning to detect cancer early and non-invasively.”

Source: RevenueBase Database · checked Sep 20, 2026
23Indirect evidenceSouth San Francisco, CA, United StatesHQ checked Sep 20, 202611-5025 contacts →

Indirect evidence

“Moonwalk Biosciences is pioneering novel therapeutics in adipose biology and tissue, driven by deep genetic and epigenetic evidence and insights.”

Source: RevenueBase Database · checked Sep 20, 2026
24Indirect evidenceSouth San Francisco, CA, United StatesHQ checked Sep 20, 202611-5020 contacts →

Indirect evidence

“Founded by life sciences venture capital firm ATP and renowned scientists at the University of California San Francisco (UCSF), Nine Square is uniting machine learning-enabled…”

Source: RevenueBase Database · checked Sep 20, 2026
25Indirect evidenceSouth San Francisco, CA, United StatesHQ checked Sep 20, 202611-5020 contacts →

Indirect evidence

“ReviR Therapeutics is a research and development company whose mission is to harness advanced technologies, machine learning/AI, and the inherent biology embedded within RNA to…”

Source: RevenueBase Database · checked Sep 20, 2026

Showing 25 of 56 pharmacogenomics companies based in South San Francisco, United States

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Pharmacogenomics companies based in South San Francisco, United States at a glance

As of Sep 20, 2026
60.9%Verified-email coverage
77.3Average contacts per company
11-50Median size (employees)
289.3%Largest-city concentration · San Diego
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
14
11-50
25
51-200
14
201-500
1
501-1,000
2

Email recency for this list is measured across the whole United States list rather than for South San Francisco, so it is reported there. Company counts and contact totals on this page are exact for South San Francisco, over 56 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among pharmacogenomics companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in South San Francisco, United States whose own description of what they do matches “pharmacogenomics companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names pharmacogenomics companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among pharmacogenomics companies, and records with no verified work email. Companies headquartered outside South San Francisco are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 2,636 across the full list. 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 20, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names pharmacogenomics companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many pharmacogenomics companies are there based in South San Francisco, United States?

RevenueBase identified 56 pharmacogenomics companies headquartered in South San Francisco, United States as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Twist Bioscience, headquartered in South San Francisco, tops this list with the largest team on record.

Which city has the most pharmacogenomics companies?

San Diego leads with 162 headquartered companies, followed by Cambridge (121) and Boston (96).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 2,636 verified decision-maker contacts tracked across these 56 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 20, 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 Smart Search, 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.