Company lists · Data refreshed September 2026

Top 25 Neurodegenerative disorder gene therapy companies based in France

RevenueBase identified 44 neurodegenerative disorder gene therapy companies headquartered in France as of September 2026 and tracks 799 professional contacts across them, including 367 with verified work emails. Paris is the largest hub.

This list covers neurodegenerative disorder gene therapy companies headquartered in France, 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 19, 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 19, 2026 86% judged on-target in blind review
44Companies
799Contacts tracked
367Verified emails
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The 25 largest neurodegenerative disorder gene therapy companies based in France

Ranked by team size
Top 25 of 44 neurodegenerative disorder gene therapy companies based in France, ranked by team size, largest first. Data refreshed Sep 19, 2026. RevenueBase Smart Search rates how each company's information relates to neurodegenerative disorder gene therapy 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 evidenceÉvry, FranceHQ checked Sep 19, 2026201-500293 contacts →

Indirect evidence

“Généthon est un laboratoire à but non lucratif, créé et soutenu par l’AFM-Téléthon depuis 1990.”

Source: RevenueBase Database · checked Sep 19, 2026
2Indirect evidenceParis, FranceHQ checked Sep 19, 202611-5045 contacts →

Indirect evidence

“SparingVision is a genomic medicines company, translating pioneering science into vision-saving treatments.”

Source: RevenueBase Database · checked Sep 19, 2026
3Strong evidenceParis, FranceHQ checked Sep 19, 2026n/a42 contacts →

Strong evidence

“Coave Therapeutics is a clinical stage biotechnology company focused on developing life changing gene therapies in rare Ocular and CNS (Central Nervous System) diseases.”

Source: RevenueBase Database · checked Sep 19, 2026
4Indirect evidenceNantes, FranceHQ checked Sep 19, 202651-20041 contacts →

Indirect evidence

“Laboratoire de Thérapie génique de Nantes”

Source: RevenueBase Database · checked Sep 19, 2026
5Strong evidenceParis, FranceHQ checked Sep 19, 202611-5030 contacts →

Strong evidence

“GenSight Biologics is a clinical-stage biotechnology company discovering and developing novel therapies for neurodegenerative retinal diseases and diseases of the central nervous…”

Source: RevenueBase Database · checked Sep 19, 2026
6Partial evidenceValbonne, FranceHQ checked Sep 19, 2026201-50028 contacts →

Partial evidence

“Sangamo Therapeutics France is the French subsidiary of Sangamo Therapeutics Inc.”

Source: RevenueBase Database · checked Sep 19, 2026
7Indirect evidenceParis, FranceHQ checked Sep 19, 202611-5025 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 19, 2026
8Strong evidenceSuresnes, FranceHQ checked Sep 19, 202611-5016 contacts →

Strong evidence

“Pharnext is an advanced clinical-stage biopharmaceutical company developing novel therapeutics for neurodegenerative diseases that currently lack curative and/or disease-modifying…”

Source: RevenueBase Database · checked Sep 19, 2026
9Strong evidenceParis, FranceHQ checked Sep 19, 202611-5014 contacts →

Strong evidence

“Vivet Therapeutics is dedicated to developing innovative gene therapy treatments for orphan diseases.”

Source: RevenueBase Database · checked Sep 19, 2026
10Indirect evidenceLyon, FranceHQ checked Sep 19, 202611-5013 contacts →

Indirect evidence

“Axoltis Pharma is developing NX210c, a groundbreaking treatment for Amyotrophic Lateral Sclerosis (ALS, also known as maladie de Charcot in French), the most frequent of the rare…”

Source: RevenueBase Database · checked Sep 19, 2026
11Strong evidenceLyon, FranceHQ checked Sep 19, 202611-5013 contacts →

Strong evidence

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

Source: RevenueBase Database · checked Sep 19, 2026
12Indirect evidenceParis, FranceHQ checked Sep 19, 202611-5010 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 19, 2026
13Strong evidenceParis, FranceHQ checked Sep 19, 202611-509 contacts →

Strong evidence

“PulseSight is an ophthalmology drug development company developing disruptive non-viral gene therapies with minimally-invasive delivery technology to treat major eye diseases.”

Source: RevenueBase Database · checked Sep 19, 2026
14Partial evidenceLoos, FranceHQ checked Sep 19, 20261-108 contacts →

Partial evidence

“Alzprotect is a biopharmaceutical company that develops drug candidates, from their discovery to clinical trials, for the treatment of neurodegenerative diseases including…”

Source: RevenueBase Database · checked Sep 19, 2026
15Strong evidenceMontpellier, FranceHQ checked Sep 19, 20261-107 contacts →

Strong evidence

“REGEnLIFE is an innovative company developing cutting-edge therapy for neurodegenerative disorders.”

Source: RevenueBase Database · checked Sep 19, 2026
16Partial evidenceLe Kremlin Bicetre, FranceHQ checked Sep 19, 20261-105 contacts →

Partial evidence

“MAPREG is a clinical-stage biotechnology company, innovating in CNS indications of high unmet needs, to deliver disruptive, safer therapeutics, to the patients in need.”

Source: RevenueBase Database · checked Sep 19, 2026
17Strong evidenceLa Ciotat, FranceHQ checked Sep 19, 20261-105 contacts →

Strong evidence

“We are currently developing a novel gene therapy approach targeting ischemic and rare genetic cardiac diseases, and moving from lab preclinical trials to regulatory trials.”

Source: RevenueBase Database · checked Sep 19, 2026
18Partial evidenceLoos, FranceHQ checked Sep 19, 20261-105 contacts →

Partial evidence

“InBrain Pharma, a CNS disorders focused biotech, founded in 2018, exploiting through an exclusive worldwide patent license signed with the Northern France TTO, a groundbreaking…”

Source: RevenueBase Database · checked Sep 19, 2026
19Indirect evidenceGrenoble - Lyon, FranceHQ checked Sep 19, 20261-104 contacts →

Indirect evidence

“Saxol, newborn company develops innovative compounds able to fight and/or to prevent peripheral neuropathies, including Diabetes peripheral neuropathies, Immuno and…”

Source: RevenueBase Database · checked Sep 19, 2026
20Partial evidenceVillenave-d'ornon, FranceHQ checked Sep 19, 20261-104 contacts →

Partial evidence

“Founded in 2019, PLL Therapeutics, a clinical-stage biopharmaceutical company, is spearheading a unique therapeutic approach for treating the root cause of autoimmune and…”

Source: RevenueBase Database · checked Sep 19, 2026
21Indirect evidenceSeptèmes-les-vallons, FranceHQ checked Sep 19, 20261-103 contacts →

Indirect evidence

“AmyPore is a biotechnology company based around the leading science of Pr.”

Source: RevenueBase Database · checked Sep 19, 2026
22Indirect evidenceParis, FranceHQ checked Sep 19, 20261-103 contacts →

Indirect evidence

“Variant is a biotechnology company that develops innovative products in the ophthalmology sector.”

Source: RevenueBase Database · checked Sep 19, 2026
23Partial evidenceLyon, FranceHQ checked Sep 19, 202611-502 contacts →

Partial evidence

Theranexus is an innovative biopharmaceutical company that spun off from the French Alternative Energies and Atomic Energy Commission (CEA).”

Source: RevenueBase Database · checked Sep 19, 2026
24Strong evidenceOrléans, FranceHQ checked Sep 19, 20261-102 contacts →

Strong evidence

“Harmonix, a breakthrough technology to deliver molecules, including viral and non-viral gene therapy, in a targeted and non-invasive manner, in the central nervous system.”

Source: RevenueBase Database · checked Sep 19, 2026
25Strong evidenceParis, FranceHQ checked Sep 19, 20261-101 contacts →

Strong evidence

“BrainVectis' aim is to develop gene therapy treatments for neurodegenerative diseases by targeting the cholesterol pathway in the brain.”

Source: RevenueBase Database · checked Sep 19, 2026

Showing 25 of 44 neurodegenerative disorder gene therapy companies based in France

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Neurodegenerative disorder gene therapy companies based in France at a glance

As of Sep 19, 2026
45.9%Verified-email coverage
18.2Average contacts per company
1-10Median size (employees)
36.4%Largest-city concentration · Paris
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
27
11-50
14
51-200
1
201-500
2

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 44 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 neurodegenerative disorder gene therapy 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 France whose own description of what they do matches “neurodegenerative disorder gene therapy 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 neurodegenerative disorder gene therapy 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 neurodegenerative disorder gene therapy companies, and records with no verified work email. Companies headquartered outside France 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, 367 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 19, 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 neurodegenerative disorder gene therapy 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 neurodegenerative disorder gene therapy companies are there based in France?

RevenueBase identified 44 neurodegenerative disorder gene therapy companies headquartered in France 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?

Genethon, headquartered in Evry, tops this list with the largest team on record.

Which city has the most neurodegenerative disorder gene therapy companies?

Paris leads with 16 headquartered companies, followed by Montpellier (5) and Lyon (4).

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 367 verified decision-maker contacts tracked across these 44 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 19, 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.