Company lists · Data refreshed September 2026
Top 15 Library management software vendors based in the United States
RevenueBase identified 29 library management software vendors headquartered in the United States as of September 2026 and tracks 790 professional contacts across them, including 254 with verified work emails and 399 with mobile numbers. Addison is the largest hub.
This list covers library management software vendors 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, how directly it supports the match, and when it was last checked. Data refreshed September 4, 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.
The 15 largest library management software vendors based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 302 | ||||
“SirsiDynix is the world’s leading provider of library technology solutions, connecting over 300 million people with information and resources at more than academic, public…” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 2 | 67 | ||||
“Book Systems is an industry leader and developer of the Atriuum Integrated Library System and Booktracks Asset/Textbook Management System for K-12, public, academic, and special…” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 3 | 55 | ||||
“EnvisionWare is a world leading supplier of self service and library efficiency solutions.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 4 | 53 | ||||
“COMPanion Corporation specializes in designing and developing software for library and textbook automation solutions as well as school security software for public and private…” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 5 | 25 | ||||
“For 30 years, EOS International has been developing, marketing and supporting award-winning library automation and knowledge management solutions for thousands of libraries…” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 6 | 16 | ||||
“Comprise is the leading independent provider of technology access and revenue management solutions for libraries throughout North America.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 7 | Keystone SystemsPartial evidence | 16 | |||
“Keystone Systems provides an integrated library system (KLAS) and support services to libraries, businesses, and organizations with complex demands.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 8 | 9 | ||||
“Each library subscription is free for up to 30 days.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 9 | Surpass SoftwareStrong evidence | 7 | |||
“Surpass is an affordable management system for libraries of all types, including schools, public, church, museum, and corporate libraries.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 10 | Mandarin Library AutomationPartial evidence | 6 | |||
“Mandarin Library Automation has been serving libraries since 1986 and serves close to libraries in more than 30 countries.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 11 | 5 | ||||
“From event calendars to room locks, patron communication to custom websites - LocalHop’s core services are purpose-built to make library operations simpler, smarter, and more…” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 12 | LiblimeStrong evidence | 3 | |||
“LibLime is the library community's most trusted provider of an open-development, mission critical enterprise software solution – the Bibliovation Library Services Platform (LSP).” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 13 | LIBIBStrong evidence | 2 | |||
“Our library management service caters to both home and small organizational libraries.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 14 | 2 | ||||
“Library Services Platform including ILS/Integrated Library System, ERM/Electronic Resource Management, A-Z Lists.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 15 | 1 | ||||
“Welcome to Biblionix, where we redefine library management for the modern age.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
Showing 15 of 29 library management software vendors based in the United States
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Library management software vendors based in the United States at a glance
As of Sep 4, 2026Companies by employee count
Verified emails by last verification
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 library management software vendors, so some rows will be adjacent to the category rather than pure plays. The description and evidence 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 SmartSearch, 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 “library management software vendors”. Matching reads each company's description, not its industry code or its name.
- What we exclude
- Companies whose own description does not clearly place them among library management software vendors, 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 an evidence 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, 254 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 4, 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
How many library management software vendors are there based in the United States?
RevenueBase identified 29 library management software vendors 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?
Sirsidynix, headquartered in Lehi, tops this list with the largest team on record.
Which city has the most library management software vendors?
Addison leads with 1 headquartered companies, followed by Atlanta (1) and Austin (1).
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 254 verified decision-maker contacts tracked across these 29 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 4, 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.
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