Company lists · Data refreshed September 2026

Top 15 Vaccine research centers based in the United States

RevenueBase identified 46 vaccine research centers headquartered in the United States as of September 2026 and tracks 2,764 professional contacts across them, including 1,132 with verified work emails. Baltimore is the largest hub.

This list covers vaccine research centers headquartered in the 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 22, 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 22, 2026 86% judged on-target in blind review
46Companies
2,764Contacts tracked
1,132Verified emails
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The 15 largest vaccine research centers based in the United States

Ranked by team size
Top 15 of 46 vaccine research centers based in the United States, ranked by team size, largest first. Data refreshed Sep 22, 2026. RevenueBase Smart Search rates how each company's information relates to vaccine research centers: 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 evidenceNew York, NY, United StatesHQ checked Sep 22, 2026201-500351 contacts →

Indirect evidence

“Translating scientific discoveries into affordable, globally accessible public health solutions.”

Source: RevenueBase Database · checked Sep 22, 2026
2Strong evidenceWashington, DC, United StatesHQ checked Sep 22, 202651-200124 contacts →

Strong evidence

“At Sabin, we develop impactful vaccines, fuel actionable research, champion data-driven advocacy, and strengthen immunization leadership in communities around the globe.”

Source: RevenueBase Database · checked Sep 22, 2026
3Strong evidenceSeattle, WA, United StatesHQ checked Sep 22, 2026201-50067 contacts →

Strong evidence

“The Center for Infectious Disease Research (formerly Seattle Biomedical Research Institute) was founded in 1976 by Dr.”

Source: RevenueBase Database · checked Sep 22, 2026
4Strong evidenceNew York, NY, United StatesHQ checked Sep 22, 202651-20042 contacts →

Strong evidence

“The Aaron Diamond AIDS Research Center, the world’s largest private HIV/AIDS research center, is committed to finding solutions to end the AIDS epidemic by conducting basic…”

Source: RevenueBase Database · checked Sep 22, 2026
5Indirect evidenceSilver Spring, MD, United StatesHQ checked Sep 22, 2026201-50024 contacts →

Indirect evidence

“MHRP is at the forefront of the battle against HIV.”

Source: RevenueBase Database · checked Sep 22, 2026
6Indirect evidenceRockville, MD, United StatesHQ checked Sep 22, 202611-5022 contacts →

Indirect evidence

“The Association of Immunization Managers (AIM) is a nonprofit membership association comprised of the directors of the 66 federally funded state, territorial, and local public…”

Source: RevenueBase Database · checked Sep 22, 2026
7Indirect evidenceSt Paul, MN, United StatesHQ checked Sep 22, 202611-5013 contacts →

Indirect evidence

“Immunize.org (formerly Immunization Action Coalition) established its website in 1994.”

Source: RevenueBase Database · checked Sep 22, 2026
8Indirect evidenceCoral Gables, FL, United StatesHQ checked Sep 22, 20261-1012 contacts →

Indirect evidence

“FIDEC is a U.S-based nonprofit organization created in 2001, aimed at developing programs to control and prevent infectious diseases.”

Source: RevenueBase Database · checked Sep 22, 2026
9Strong evidenceBethesda, MD, United StatesHQ checked Sep 22, 202611-5011 contacts →

Strong evidence

“Longhorn Vaccines and Diagnostics, LLC is a research company Headquartered out of 7272 Wisconsin Avenue Bethesda, MD 20814 United States.”

Source: RevenueBase Database · checked Sep 22, 2026
10Partial evidenceHouston, TX, United StatesHQ checked Sep 22, 202611-5011 contacts →

Partial evidence

“The Immunization Partnership (TIP) works to significantly increase state immunization rates by being a source of leading research, industry expertise and specialist knowledge…”

Source: RevenueBase Database · checked Sep 22, 2026
11Indirect evidenceHighlands, NJ, United StatesHQ checked Sep 22, 202611-509 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 22, 2026
12Indirect evidenceMiddletown, WI, United StatesHQ checked Sep 22, 202611-505 contacts →

Indirect evidence

“Refana Inc, is a United States registered private corporation dedicated to finding practical and innovative solutions to the world's medical problems.”

Source: RevenueBase Database · checked Sep 22, 2026
13Strong evidenceBeaverton, OR, United StatesHQ checked Sep 22, 20261-103 contacts →

Strong evidence

“Najit Technologies is a vaccine research and development company.”

Source: RevenueBase Database · checked Sep 22, 2026
14Strong evidenceNashville, United StatesHQ checked Sep 22, 202651-2001 contacts →

Strong evidence

“We are committed to impacting global health through fundamental research that fosters development and testing of new vaccines for infectious diseases.”

Source: RevenueBase Database · checked Sep 22, 2026
15Partial evidenceSan Diego, CA, United StatesHQ checked Sep 22, 20261-101 contacts →

Partial evidence

“Our mission is to improve human health by performing state of the art basic and clinical research in a collaborative and supportive environment.”

Source: RevenueBase Database · checked Sep 22, 2026

Showing 15 of 46 vaccine research centers based in the United States

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Vaccine research centers based in the United States at a glance

As of Sep 22, 2026
41.0%Verified-email coverage
60.1Average contacts per company
11-50Median size (employees)
6.5%Largest-city concentration · Baltimore
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
9
11-50
15
51-200
11
201-500
9
1,001-5,000
1
5,001-10,000
1

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 46 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 vaccine research centers, 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 the United States whose own description of what they do matches “vaccine research centers”. 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 vaccine research centers), 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 vaccine research centers, and records with no verified work email. Companies headquartered outside United States 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, 1,132 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 22, 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 vaccine research centers, 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 vaccine research centers are there based in the United States?

RevenueBase identified 46 vaccine research centers headquartered in the 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?

IAVI, headquartered in New York, tops this list with the largest team on record.

Which city has the most vaccine research centers?

Baltimore leads with 3 headquartered companies, followed by New York (3) and Seattle (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 1,132 verified decision-maker contacts tracked across these 46 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 22, 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.