Company lists · Data refreshed September 2026

Top 16 Academic research libraries based in the United States

RevenueBase identified 289 academic research libraries headquartered in the United States as of September 2026 and tracks 7,064 professional contacts across them, including 2,825 with verified work emails. New York is the largest hub.

This list covers academic research libraries 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 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
289Companies
7,064Contacts tracked
2,825Verified emails
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The 16 largest academic research libraries based in the United States

Ranked by team size
Top 16 of 289 academic research libraries based in the United States, ranked by team size, largest first. Data refreshed Sep 19, 2026. RevenueBase Smart Search rates how each company's information relates to academic research libraries: 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
1Partial evidenceAnn Arbor, MI, United StatesHQ checked Sep 19, 20261,001-5,000741 contacts →

Partial evidence

“ProQuest, from Clarivate, is committed to supporting the important work happening in the world’s research and learning communities.”

Source: RevenueBase Database · checked Sep 19, 2026
2Indirect evidenceNew York, NY, United StatesHQ checked Sep 19, 2026201-500365 contacts →

Indirect evidence

“ITHAKA's mission is to expand access to knowledge and education around the world.”

Source: RevenueBase Database · checked Sep 19, 2026
3Partial evidenceNy, United StatesHQ checked Sep 19, 202611-5094 contacts →

Partial evidence

“SSRN is an online repository of scholarly research.”

Source: RevenueBase Database · checked Sep 19, 2026
4Strong evidenceContoocook, NH, United StatesHQ checked Sep 19, 2026201-50090 contacts →

Strong evidence

“YBP Library Services, provides print and digital content and supporting collection management and metadata services to academic, research and special libraries in the Americas…”

Source: RevenueBase Database · checked Sep 19, 2026
5Strong evidenceFarmington Hills, MI, United StatesHQ checked Sep 19, 202651-20069 contacts →

Strong evidence

“Gale partners with librarians and educators to create positive change and outcomes for researchers and learners.”

Source: RevenueBase Database · checked Sep 19, 2026
6Partial evidenceNew York, NY, United StatesHQ checked Sep 19, 2026201-50065 contacts →

Partial evidence

“JSTOR is a digital library for scholars, researchers, and students.”

Source: RevenueBase Database · checked Sep 19, 2026
7Indirect evidenceOakland, CA, United StatesHQ checked Sep 19, 202651-20037 contacts →

Indirect evidence

“The California Digital Library exists to support the University of California community’s pursuit of scholarship and to extend the University’s public service mission.”

Source: RevenueBase Database · checked Sep 19, 2026
8Indirect evidenceMiami Shores, FL, United StatesHQ checked Sep 19, 202611-5036 contacts →

Indirect evidence

“At present, eLibro offers more than books, specialized publications and other texts of prestigious publishers, digitizing new books every month.”

Source: RevenueBase Database · checked Sep 19, 2026
9Strong evidenceWashington, DC, United StatesHQ checked Sep 19, 202611-5024 contacts →

Strong evidence

“The Association of Research Libraries (ARL) is a nonprofit membership organization of research libraries and archives in major public and private universities, federal government…”

Source: RevenueBase Database · checked Sep 19, 2026
10Partial evidenceMenlo Park, CA, United StatesHQ checked Sep 19, 202611-5016 contacts →

Partial evidence

“DeepDyve is the company behind LitHub, an AI-powered literature-management platform offering researchers affordable, publisher-licensed access to scientific, technical, and…”

Source: RevenueBase Database · checked Sep 19, 2026
11Partial evidenceNew York, NY, United StatesHQ checked Sep 19, 202611-5015 contacts →

Partial evidence

“arXiv is a curated research-sharing platform open to anyone.”

Source: RevenueBase Database · checked Sep 19, 2026
12Strong evidenceNaples, FL, United StatesHQ checked Sep 19, 202611-5010 contacts →

Strong evidence

“Readex, a division of NewsBank, publishes many of the most widely used collections of primary source research materials used in academic libraries.”

Source: RevenueBase Database · checked Sep 19, 2026
13Partial evidenceCincinnati, OH, United StatesHQ checked Sep 19, 20261-108 contacts →

Partial evidence

“The Lloyd Library and Museum is a private research library located at 917 Plum St, Cincinnati, Ohio, United States.”

Source: RevenueBase Database · checked Sep 19, 2026
14Partial evidenceSan Mateo, CA, United StatesHQ checked Sep 19, 202651-2006 contacts →

Partial evidence

“Our vision is a sustainable market for Open Access scholarly content where books, journals, and other scholarly content are freely accessible for readers and researchers around…”

Source: RevenueBase Database · checked Sep 19, 2026
15Indirect evidenceAlexandria, VA, United StatesHQ checked Sep 19, 202611-503 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 19, 2026
16Indirect evidenceColumbus, OH, United StatesHQ checked Sep 19, 20261-102 contacts →

Indirect evidence

“Welcome to Vozbits, a pioneering provider of information products and services with nearly 20 years of combined experience, headquartered in Columbus, Ohio.”

Source: RevenueBase Database · checked Sep 19, 2026

Showing 16 of 289 academic research libraries based in the United States

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Academic research libraries based in the United States at a glance

As of Sep 19, 2026
40.0%Verified-email coverage
24.4Average contacts per company
11-50Median size (employees)
3.5%Largest-city concentration · New York
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
116
11-50
80
51-200
49
201-500
23
501-1,000
4
1,001-5,000
5
10001+
3

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 289 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 academic research libraries, 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 “academic research libraries”. 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 academic research libraries), 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 academic research libraries, 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, 2,825 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 academic research libraries, 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 academic research libraries are there based in the United States?

RevenueBase identified 289 academic research libraries 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?

Proquest, From Clarivate, headquartered in Ann Arbor, tops this list with the largest team on record.

Which city has the most academic research libraries?

New York leads with 10 headquartered companies, followed by Durham (6) and Berkeley (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 2,825 verified decision-maker contacts tracked across these 289 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.