Company lists · Data refreshed September 2026

Top 19 Immunization programs based in the United States

RevenueBase identified 51 company matches for immunization programs associated with the United States as of September 2026 and tracks 763 professional contacts across them, including 390 with verified work emails. Washington is the largest hub.

This list covers company matches for immunization programs associated with the United States, 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 20, 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 20, 2026 How this list was built
51Companies
763Contacts tracked
390Verified emails
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The 19 largest immunization programs based in the United States

Ranked by team size
Top 19 of 51 company matches for immunization programs based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 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 matchOrlando, FL, United StatesHQ recorded Sep 20, 2026201-500381 contacts →

Exact match

“We build technology to manage every aspect of vaccinations from start to finish.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2Exact matchNew York, NY, United StatesHQ recorded Sep 20, 202611-5073 contacts →

Exact match

“Every kid should be vaccinated.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3Exact matchRockville, MD, United StatesHQ recorded Sep 20, 202611-5022 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4Exact matchWashington, DC, United StatesHQ recorded Sep 20, 202611-5022 contacts →

Exact match

“Vaccinate Your Family (VYF) is a nonprofit organization founded in 1991 by Former First Lady Rosalynn Carter and Former First Lady of Arkansas Betty Bumpers under the name Every…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5Exact matchPhoenix, AZ, United StatesHQ recorded Sep 20, 202611-5018 contacts →

Exact match

“The Arizona Partnership for Immunization (TAPI) is a non-profit, statewide coalition of over 400 members.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6Exact matchSeattle, WA, United StatesHQ recorded Sep 20, 202651-20014 contacts →

Exact match

“Seattle Visiting Nurse Association (SVNA) is the largest community mass immunizer in Washington State.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7Exact matchPetaluma, CA, United StatesHQ recorded Sep 20, 202651-20014 contacts →

Exact match

“Our vision To reverse infectious disease trends globally by half by the year 2025 and by 100% by the year 2030 through an adoption of Immunization as one of the top important…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8Exact matchSt. Paul, MN, United StatesHQ recorded Sep 20, 202611-5013 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9Exact matchMequon, WI, United StatesHQ recorded Sep 20, 202611-5013 contacts →

Exact match

“VaxPro makes protecting your people effortless.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchHouston, TX, United StatesHQ recorded Sep 20, 202611-5011 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11Exact matchEl Paso, TX, United StatesHQ recorded Sep 20, 202611-5011 contacts →

Exact match

“Immunize El Paso is a vital healthcare resource for immunizations serving those who do not have a traditional medical home or are otherwise unable to obtain timely immunization.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12Exact matchFort Wayne, IN, United StatesHQ recorded Sep 20, 202611-509 contacts →

Exact match

“MISSION Promote vaccination and provide access to immunization community-wide.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchAustin, TX, United StatesHQ recorded Sep 20, 202611-508 contacts →

Exact match

“Our travel clinic is here to give you the shots you need before leaving the country.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14Exact matchWashington, DC, United StatesHQ recorded Sep 20, 202611-505 contacts →

Exact match

“Vaxtrac's mission is to provide developing countries with the technologies and services they need to maximize the effectiveness of their vaccination programs.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15Exact matchSacramento, CA, United StatesHQ recorded Sep 20, 20261-104 contacts →

Exact match

“California Immunization Coalition is a nonprofit organization based out of Sacramento, CA.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16Exact matchFort Collins, CO, United StatesHQ recorded Sep 20, 20261-103 contacts →

Exact match

“Addressing the significant threat to global health posed by current and future pathogens is a critical unmet need laid bare by the ongoing pandemic.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17Exact matchYork Township, PA, United StatesHQ recorded Sep 20, 20261-103 contacts →

Exact match

“The Pennsylvania Immunization Coalition encourages all Pennsylvania residents to receive all recommended, age-appropriate immunizations.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18Exact matchCharlotte, NC, United StatesHQ recorded Sep 20, 20261-102 contacts →

Exact match

“We specialize in on-site flu immunization clinics for corporate employees.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19Exact matchBattle Creek, MI, United StatesHQ recorded Sep 20, 20261-101 contacts →

Exact match

“The benefits of staying update on your vaccines is individual immunity.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

Showing 19 of 51 immunization programs based in the United States

See the full list, filter by size, metro and specialty, and access 390 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Immunization programs based in the United States at a glance

As of Sep 20, 2026
51.1%Verified-email coverage
15.0Average contacts per company
11-50Median size (employees)
7.8%Largest-city concentration · Washington
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
23
11-50
21
51-200
5
201-500
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 51 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 the United States whose business descriptions match “immunization programs” 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 390 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 20, 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 “immunization programs”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many immunization programs are there based in the United States?

RevenueBase identified 51 company matches for immunization programs associated with the United States 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?

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

Which city has the most immunization programs?

Washington leads with 4 company records, followed by Seattle (3) and Austin (2).

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 390 professional contacts with verified work emails tracked across these 51 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 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 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.