Company lists · Data refreshed October 2026

Top 25 Investigator-initiated research hospitals based in the United States

RevenueBase identified 136 company matches for investigator-initiated research hospitals associated with the United States as of October 2026 and tracks 4,156 professional contacts across them, including 1,417 with verified work emails. New York is the largest hub.

This list covers company matches for investigator-initiated research hospitals 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 October 17, 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 Oct 17, 2026 How this list was built
136Companies
4,156Contacts tracked
1,417Verified emails
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The 25 largest investigator-initiated research hospitals based in the United States

Ranked by team size
Top 25 of 136 company matches for investigator-initiated research hospitals based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 17, 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 matchBethesda, MD, United StatesHQ recorded Oct 17, 202610001+716 contacts →

Exact match

“The Intramural Research Program (IRP) is the internal research program of the National Institutes of Health (NIH), known for its synergistic approach to biomedical science.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
2Exact matchTorrance, CA, United StatesHQ recorded Oct 17, 2026501-1,000558 contacts →

Exact match

“The Lundquist Institute (TLI) for Biomedical Innovation at Harbor-UCLA Medical Center is a leading nonprofit biomedical research organization that has been shaping the future of…”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
3Exact matchBethesda, MD, United StatesHQ recorded Oct 17, 20261,001-5,000522 contacts →

Exact match

“Official account of the NIH Clinical Center Privacy policy: http://go.usa.gov/x9svN Comment policy: https://bit.ly/3G6xq94 Engagement ≠ endorsement Since 1953, the NIH Clinical…”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
4Exact matchPortland, OR, United StatesHQ recorded Oct 17, 202651-200322 contacts →

Exact match

“Founded in 1964, the Kaiser Permanente Center for Health Research (CHR) is focused on advancing knowledge to improve health.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
5Exact matchCleveland, OH, United StatesHQ recorded Oct 17, 20261,001-5,000217 contacts →

Exact match

“Lerner Research Institute is home to laboratory-based, translational and clinical research at Cleveland Clinic, a top U.S.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
6Exact matchLos Angeles, CA, United StatesHQ recorded Oct 17, 202651-200153 contacts →

Exact match

“Formerly known as the Ellison Institute of Technology Los Angeles, the Ellison Medical Institute strives to spark innovation, leverage technology, and drive interdisciplinary…”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
7Exact matchSioux Falls, United StatesHQ recorded Oct 17, 2026201-500130 contacts →

Exact match

“Innovation, discovery and passion drive the researchers of Sanford Research to find new treatments, eradicate disease and improve lives around the world through scientific…”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
8Exact matchNew Haven, CT, United StatesHQ recorded Oct 17, 20265,001-10,00090 contacts →

Exact match

“The Yale School of Medicine has a 200-year tradition of scientific research leading to the development of new drugs and therapies that have helped countless patients.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
9Exact matchBoston, MA, United StatesHQ recorded Oct 17, 202651-20074 contacts →

Exact match

“Formerly known as the Harvard Clinical Research Institute, The Baim Institute for Clinical Research is a leading, not-for-profit academic research organization (ARO) that delivers…”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
10Exact matchSalt Lake City, UT, United StatesHQ recorded Oct 17, 20265,001-10,00054 contacts →

Exact match

“At University of Utah Health, our world-class researchers work together to tackle some of the toughest problems in health and medicine.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
11Exact matchMinneapolis, MN, United StatesHQ recorded Oct 17, 2026201-50041 contacts →

Exact match

“Effective August 1, 2018 - The Minneapolis Medical Research Foundation (MMRF) has changed its name to Hennepin Healthcare Research Institute (HHRI).”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
12Exact matchHouston, TX, United StatesHQ recorded Oct 17, 202651-20038 contacts →

Exact match

“We Are Elevate - With a strong track record and deep industry expertise, Elevate Clinical Research is dedicated to enhancing medical comprehension and patient outcomes.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
13Exact matchOklahoma City, OK, United StatesHQ recorded Oct 17, 202651-20035 contacts →

Exact match

“The Lynn Institute is one of the nation’s most respected clinical trial organizations.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
14Exact matchRichmond, VA, United StatesHQ recorded Oct 17, 202611-5030 contacts →

Exact match

“Clinical Research Partners began its journey in June 2011 to provide high-quality clinical trials of new medicines and treatments.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
15Exact matchGreensboro, NC, United StatesHQ recorded Oct 17, 20261-1027 contacts →

Exact match

“Award winning clinical research enterprise that aims to transform clinical care in communities through cutting edge research.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
16Exact matchPhoenix, AZ, United StatesHQ recorded Oct 17, 202611-5024 contacts →

Exact match

“Arizona Research Center was founded in 1997 to carry out reliable and meaningful clinical research for Valley residents - since then, we've conducted over clinical trials.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
17Exact matchAtlanta, GA, United StatesHQ recorded Oct 17, 202611-5023 contacts →

Exact match

“NeuroTrials Research, Inc.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
18Exact matchSan Jose, CA, United StatesHQ recorded Oct 17, 202611-5022 contacts →

Exact match

“Lumos Clinical Research Center is a medical research facility, located in the Bay area, in close proximity to Good Samaritan Hospital, San Jose CA.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
19Exact matchTucson, AZ, United StatesHQ recorded Oct 17, 202611-5021 contacts →

Exact match

“Del Sol Research Management, LLC is a locally owned dedicated medical research facility focused on conducting clinical trials on behalf of pharmaceutical companies.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
20Exact matchPompano Beach, FL, United StatesHQ recorded Oct 17, 202611-5021 contacts →

Exact match

“At Advanced Research, we are at the forefront of pioneering clinical trials, continuously striving to uncover and develop more effective treatments.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
21Exact matchNew Port Richey, FL, United StatesHQ recorded Oct 17, 202611-5020 contacts →

Exact match

“Suncoast Clinical Research partners with the world’s leading pharmaceutical companies and local physicians to conduct clinical trials.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
22Exact matchAventura, FL, United StatesHQ recorded Oct 17, 202611-5018 contacts →

Exact match

“At Visionary Investigators Network (VIN), our mission is to advance medical science and improve patient care by conducting high-quality clinical research.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
23Exact matchChicago, IL, United StatesHQ recorded Oct 17, 202611-5018 contacts →

Exact match

“Cedar Crosse Research Center connects patients with personalized health supervision through comprehensive clinical research studies.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
24Exact matchSunrise, FL, United StatesHQ recorded Oct 17, 202651-20016 contacts →

Exact match

“Our team at 3SYNC Research has been servicing patients’ needs since 2021.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase
25Exact matchPensacola, FL, United StatesHQ recorded Oct 17, 202611-5015 contacts →

Exact match

“We are a clinically-focused medical research organization that accelerates the launch of new drug therapies and devices currently in the testing stages of development.”

Recorded in the RevenueBase company graph · Oct 17, 2026 · View company records in RevenueBase

Showing 25 of 136 investigator-initiated research hospitals based in the United States

See the full list, filter by size, metro and specialty, and access 1,417 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Investigator-initiated research hospitals based in the United States at a glance

As of Oct 17, 2026
34.1%Verified-email coverage
30.6Average contacts per company
11-50Median size (employees)
3.7%Largest-city concentration · New York
Oct 17, 2026Page data refreshed

Companies by employee count

1-10
61
11-50
43
51-200
19
201-500
4
501-1,000
1
1,001-5,000
3
5,001-10,000
4
10001+
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 136 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 “investigator-initiated research hospitals” 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 1,417 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 October 17, 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 “investigator-initiated research hospitals”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many investigator-initiated research hospitals are there based in the United States?

RevenueBase identified 136 company matches for investigator-initiated research hospitals associated with the United States as of October 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?

National Institutes Of Health NIH Intramural Research Program IRP tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most investigator-initiated research hospitals?

New York leads with 5 company records, followed by Miami (4) and Houston (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 1,417 professional contacts with verified work emails tracked across these 136 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 October 17, 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.