Company lists · Data refreshed September 2026

Top 25 Lentiviral vector companies worldwide

RevenueBase identified 139 lentiviral vector companies worldwide as of September 2026 and tracks 3,655 professional contacts across them, including 1,926 with verified work emails. The United States is the largest market and Rockville the largest hub.

This list covers lentiviral vector companies worldwide, 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. Country and city lists for lentiviral vector companies follow the table.

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
139Companies
3,655Contacts tracked
1,926Verified emails
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The 25 largest lentiviral vector companies worldwide

Ranked by team size
Top 25 of 139 lentiviral vector companies worldwide, ranked by team size, largest first. Data refreshed Sep 20, 2026. RevenueBase Smart Search rates how each company's information relates to lentiviral vector 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 evidenceOxford, United KingdomHQ checked Sep 20, 2026501-1,000861 contacts →

Indirect evidence

“OXB (LSE: OXB) is a global quality and innovation-led contract development and manufacturing organisation (CDMO) in cell and gene therapy with a mission to enable its clients to…”

Source: RevenueBase Database · checked Sep 20, 2026
2Indirect evidenceColumbus, OH, United StatesHQ checked Sep 20, 2026201-500456 contacts →

Indirect evidence

“Forge, a member of Ajinomoto Bio-Pharma Services, is a gene therapy development engine, focused on enabling access to life changing gene therapies and helping bring them from idea…”

Source: RevenueBase Database · checked Sep 20, 2026
3Indirect evidenceÉvry, FranceHQ checked Sep 20, 202651-200147 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 20, 2026
4Indirect evidenceCambridge, United KingdomHQ checked Sep 20, 202651-200129 contacts →

Indirect evidence

“4basebio is enabling next generation cell and gene therapies and vaccines with it's technologies and solutions.”

Source: RevenueBase Database · checked Sep 20, 2026
5Indirect evidenceDonostia-san Sebastian, SpainHQ checked Sep 20, 202651-200117 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 20, 2026
6Indirect evidenceRockville, MD, United StatesHQ checked Sep 20, 202651-200115 contacts →

Indirect evidence

“Ascend is gene to GMP partner with deep expertise in advanced therapy development and commercialization.”

Source: RevenueBase Database · checked Sep 20, 2026
7Partial evidenceChicago, IL, United StatesHQ checked Sep 20, 2026501-1,00096 contacts →

Partial evidence

“As a trusted partner for thousands of labs and biotech/pharma companies across the globe, VectorBuilder offers a full spectrum of gene delivery solutions covering virtually all…”

Source: RevenueBase Database · checked Sep 20, 2026
8Indirect evidenceCollege Station, TX, United StatesHQ checked Sep 20, 202651-20080 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 20, 2026
9Partial evidenceAmsterdam, NetherlandsHQ checked Sep 20, 202651-20077 contacts →

Partial evidence

VectorY combines the therapeutic potential of antibodies and gene therapy to develop long-lasting therapeutic solutions for large disease areas of high unmet medical need.”

Source: RevenueBase Database · checked Sep 20, 2026
10Indirect evidenceNivelles, BelgiumHQ checked Sep 20, 202651-20070 contacts →

Indirect evidence

“Univercells Technologies is a global provider of innovative biomanufacturing technologies to achieve cost-effective viral production from R&D to commercial scales.”

Source: RevenueBase Database · checked Sep 20, 2026
11Indirect evidenceLondon, United KingdomHQ checked Sep 20, 202611-5059 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 20, 2026
12Indirect evidenceHouston, TX, United StatesHQ checked Sep 20, 2026201-50059 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 20, 2026
13Indirect evidenceRochester, MN, IndiaHQ checked Sep 20, 202651-20059 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 20, 2026
14Indirect evidenceBs, SwitzerlandHQ checked Sep 20, 202611-5053 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 20, 2026
15Partial evidenceWestmead, AustraliaHQ checked Sep 20, 202651-20049 contacts →

Partial evidence

“Viral Vector Manufacturing Facility (VVMF)- Unlocking the Future of Medicine VVMF is an Australian Contract Development and Manufacturing Organisation (CDMO) dedicated to…”

Source: RevenueBase Database · checked Sep 20, 2026
16Indirect evidenceCambridge, MA, United StatesHQ checked Sep 20, 2026201-50043 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 20, 2026
17Indirect evidenceNantes, FranceHQ checked Sep 20, 202651-20041 contacts →

Indirect evidence

“Laboratoire de Thérapie génique de Nantes”

Source: RevenueBase Database · checked Sep 20, 2026
18Indirect evidenceOttawa, ON, CanadaHQ checked Sep 20, 202611-5039 contacts →

Indirect evidence

“Cell and gene therapies, as well as viral vaccines, need higher production yields-and that's where we excel.”

Source: RevenueBase Database · checked Sep 20, 2026
19Indirect evidenceRockville, MD, United StatesHQ checked Sep 20, 202611-5033 contacts →

Indirect evidence

“American Gene Technologies® International Inc.(AGT™) is a private biotechnology company pursuing cures and treatments for infectious diseases, cancers, and monogenic disorders.”

Source: RevenueBase Database · checked Sep 20, 2026
20Indirect evidenceHeidelberg, GermanyHQ checked Sep 20, 202611-5033 contacts →

Indirect evidence

“By delivering robust and reliable viral and non-viral gene therapy tools, antibodies, proteins, and kits to scientists worldwide, we empower researchers in academia, biotech, and…”

Source: RevenueBase Database · checked Sep 20, 2026
21Indirect evidenceSingaporeHQ checked Sep 20, 202611-5032 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 20, 2026
22Indirect evidencePhiladelphia, PA, United StatesHQ checked Sep 20, 202611-5031 contacts →

Indirect evidence

“Biotherapeutics manufacturing partner enabling scalable production while maintaining product quality.”

Source: RevenueBase Database · checked Sep 20, 2026
23Strong evidenceGaithersburg, MD, United StatesHQ checked Sep 20, 202611-5029 contacts →

Strong evidence

“Born from purpose and for patient access, Vector BioMed is a Public Benefit Corporation engineering the next frontier of lentivirus-based cell and gene therapy.”

Source: RevenueBase Database · checked Sep 20, 2026
24Indirect evidenceToulouse, FranceHQ checked Sep 20, 202611-5029 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 20, 2026
25Indirect evidenceBedford, United KingdomHQ checked Sep 20, 202611-5027 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 20, 2026

Showing 25 of 139 lentiviral vector companies worldwide

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Lentiviral vector companies worldwide at a glance

As of Sep 20, 2026
52.7%Verified-email coverage
26.3Average contacts per company
11-50Median size (employees)
4.3%Largest-city concentration · Rockville
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
51
11-50
54
51-200
20
201-500
11
501-1,000
2
10001+
1

Email recency is reported on each country list linked below.

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 lentiviral vector 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.
Coverage
Every country. Country and city lists for lentiviral vector companies are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “lentiviral vector 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 lentiviral vector 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 lentiviral vector companies, and records with no verified work email.
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, 1,926 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.

Lentiviral vector companies by location

1 lists · largest first

Every Lentiviral vector companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 lentiviral vector 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 lentiviral vector companies are there worldwide?

RevenueBase identified 139 lentiviral vector companies worldwide 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?

OXB, headquartered in Oxford, tops this list with the largest team on record.

Which country has the most lentiviral vector companies?

The United States leads with 45 companies. Every lentiviral vector companies list by country and city is linked on this page.

Which city has the most lentiviral vector companies?

Rockville leads with 6 headquartered companies, followed by London (5) and Boston (3).

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 1,926 verified decision-maker contacts tracked across these 139 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.