Company lists · Data refreshed September 2026

Top 25 Immunotherapy biotech companies based in France

RevenueBase identified 83 company matches for immunotherapy biotech companies associated with France as of September 2026 and tracks 1,499 professional contacts across them, including 589 with verified work emails. Paris is the largest hub.

This list covers company matches for immunotherapy biotech companies associated with France, 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 15, 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 15, 2026 How this list was built
83Companies
1,499Contacts tracked
589Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest immunotherapy biotech companies based in France

Ranked by team size
Top 25 of 83 company matches for immunotherapy biotech companies based in France, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 15, 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 matchIllkirch-graffenstaden, FranceHQ recorded Sep 15, 202651-200207 contacts →

Exact match

“Cancer immunotherapy Transgene (Euronext: TNG) is a clinical-stage biotechnology company focused on individualized therapeutic vaccines”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
2Exact matchMarseille, FranceHQ recorded Sep 15, 2026201-500194 contacts →

Exact match

“Innate Pharma S.A.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
3Exact matchNantes, FranceHQ recorded Sep 15, 202651-20092 contacts →

Exact match

“OSE Immunotherapeutics, a biotech dedicated to developing first-in-class assets in immuno-oncology (IO) & immuno-inflammation (I&I).”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
4Exact matchIllkirch-graffenstaden, FranceHQ recorded Sep 15, 202651-20076 contacts →

Exact match

“Domain Therapeutics, a clinical-stage global biopharmaceutical company, focused on developing innovative immunotherapies targeting G Protein-Coupled Receptors (GPCRs), one of the…”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
5Exact matchVillejuif, FranceHQ recorded Sep 15, 202611-5057 contacts →

Exact match

“At Valerio Therapeutics, we are pioneering a new generation of precision therapies to tackle complex and underserved diseases.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
6Exact matchLa Ferte Saint Aubin, FranceHQ recorded Sep 15, 202611-5048 contacts →

Exact match

“Pioneer in antibodies’ field, Agro-Bio provides you its expertise and its know-how for production, development and characterization of antibodies.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
7Exact matchParis, FranceHQ recorded Sep 15, 202651-20046 contacts →

Exact match

“Enterome is a clinical-stage biopharmaceutical company developing breakthrough immunomodulatory drugs for the treatment of cancer and immune diseases.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
8Exact matchParis, FranceHQ recorded Sep 15, 202611-5042 contacts →

Exact match

“Egle Therapeutics has been founded with a vision to become a game changer in the field of immunomodulating T-regulatory cells (Tregs) through the unique concept of Tregs’ starving…”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
9Exact matchGrabels, FranceHQ recorded Sep 15, 202611-5025 contacts →

Exact match

“Mabqi specializes in the discovery and development of human therapeutic antibodies.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
10Exact matchParis, FranceHQ recorded Sep 15, 202611-5024 contacts →

Exact match

“Smart Immune is a clinical-stage French biotechnology company developing ProTcell, a thymus-empowered T cell progenitor platform to fully and rapidly re-arm the immune system…”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
11Exact matchNantes, FranceHQ recorded Sep 15, 202611-5024 contacts →

Exact match

“XENOTHERA is a biotechnology company based 21 rue La Nouë Bras de Fer, Nantes, France.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
12Exact matchParis, FranceHQ recorded Sep 15, 202651-20022 contacts →

Exact match

“Mnemo Therapeutics is a Paris-based biotechnology company driven to create powerful immunotherapies by improving the body’s ability to detect and eradicate cancer.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
13Exact matchLyon, FranceHQ recorded Sep 15, 202611-5021 contacts →

Exact match

“Brenus Pharma is a pioneering clinical stage biotech aiming to prevent cancer recurrence, the main challenge for solid tumors - causing 10M deaths each year worldwide.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
14Exact matchParis, FranceHQ recorded Sep 15, 202611-5021 contacts →

Exact match

“Inotrem is a biotechnology company specialized in immunotherapy for acute inflammatory syndromes, such as septic shock.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
15Exact matchParis, FranceHQ recorded Sep 15, 202611-5018 contacts →

Exact match

“Invectys, Inc.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
16Exact matchSuresnes, FranceHQ recorded Sep 15, 202611-5017 contacts →

Exact match

“Neovacs, a French Biotechnology company, develops therapeutic vaccines for the treatment of autoimmune, inflammatory diseases aand invests in innovative companies (Biotech and…”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
17Exact matchParis, FranceHQ recorded Sep 15, 202611-5016 contacts →

Exact match

“Based in Paris and in the USA, TheraVectys is an immunotherapy company spun off from the Institut Pasteur created in 2005 by Dr.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
18Exact matchParis, FranceHQ recorded Sep 15, 202611-5015 contacts →

Exact match

“BIOMUNEX Pharmaceuticals is a biopharmaceutical company focused on the discovery and development of breakthrough immunotherapies using its Unique BiXAb® technology to create next…”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
19Exact matchBron, FranceHQ recorded Sep 15, 202611-5015 contacts →

Exact match

“Covalab is a French biotechnology company specialized in antibody engineering, founded in 1995.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
20Exact matchIllkirch-graffenstaden, FranceHQ recorded Sep 15, 202611-5014 contacts →

Exact match

“Serendip Innovations is developing a next-generation RNA platform that integrates both RNA manufacturing and targeted delivery.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
21Exact matchLyon, FranceHQ recorded Sep 15, 202611-5013 contacts →

Exact match

“Lys Therapeutics is a biotechnology company developing first-in-class monoclonal antibodies to treat patients suffering from neurodegenerative and neurovascular diseases with high…”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
22Exact matchParis, FranceHQ recorded Sep 15, 20261-1012 contacts →

Exact match

“Peptinov is a biotechonology company based in Cochin Hospital (Paris, France) and founded by Prof.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
23Exact matchParis, FranceHQ recorded Sep 15, 20261-1010 contacts →

Exact match

“Tridek-One Therapeutics pioneers a platform of bispecific antibodies that agonize the CD31 ITIM inhibitory receptor to modulate cell-specific ITAM receptor activation for the…”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
24Exact matchParis, FranceHQ recorded Sep 15, 202611-5010 contacts →

Exact match

“Mise au point en Immunologie et Cancérologie de médicaments innovants à potentiel curatif.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase
25Exact matchParis, FranceHQ recorded Sep 15, 202611-509 contacts →

Exact match

“Advesya is a pioneering and transformative biotechnology company developing therapies for difficult-to-treat cancers.”

Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase

Showing 25 of 83 immunotherapy biotech companies based in France

See the full list, filter by size, metro and specialty, and access 589 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Immunotherapy biotech companies based in France at a glance

As of Sep 15, 2026
39.3%Verified-email coverage
18.1Average contacts per company
1-10Median size (employees)
28.9%Largest-city concentration · Paris
Sep 15, 2026Page data refreshed

Companies by employee count

1-10
46
11-50
27
51-200
8
201-500
1
1,001-5,000
1

Email recency for this list is measured worldwide rather than for France, so it is reported there. Company counts and contact totals on this page are exact for France, over 83 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 France whose business descriptions match “immunotherapy biotech 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 589 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 15, 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 “immunotherapy biotech companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many immunotherapy biotech companies are there based in France?

RevenueBase identified 83 company matches for immunotherapy biotech companies associated with France 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?

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

Which city has the most immunotherapy biotech companies?

Paris leads with 24 company records, followed by Nantes (5) and Illkirch-Graffenstaden (3).

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 589 professional contacts with verified work emails tracked across these 83 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 15, 2026.

Ready to reach these companies? Verified emails and direct dials for all 83 immunotherapy biotech companies based in France. Start with a free account, no credit card.

Download this list →

Related lists

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.