Companies using Zimbra by Synacor, Inc. in 2025
As of 2025, 1,305 verified companies use Zimbra – across industries, company sizes, and geographies. This is real, verified data. Whether you’re looking to analyze the market, build a target list, or get a sales edge – this is your starting point.
What is Zimbra by Synacor, Inc.?
Zimbra by Synacor, is a comprehensive collaboration platform designed for organizations seeking a secure and feature-rich email and groupware solution. It offers integrated email, calendaring, contacts, task management, and document sharing. Zimbra is often utilized across various industries and departments, including IT, communication, and administration, to enhance team collaboration and streamline communication workflows within organizations of all sizes.
Last updated date
Number of Companies using
1,305
The majority are based in the
United States
Most common industry?
Business Services
Zimbra’s sample user list in 2025
We have data on 1,305 companies that use Zimbra. Our Zimbra customers list is available for download and comes enriched with vital company specifics, including industry classification, organizational size, geographical location, funding rounds, and revenue figures, among others.
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Zimbra users and customers by country
2.6K Companies
2.6K Companies
2.6K Companies
2.6K Companies
Where Zimbra Shows Up Most
Zimbra is used across a wide range of sectors:
Business Services
Education
Colleges & Universities
Custom Software & IT Services
Manufacturing
From lean startups to global enterprises, Zimbra’s footprint is wide, and that means opportunity.

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FAQs
Contact UsHow latest this data is?
This data is updated on August 17, 2025
What is Zimbra by Synacor, Inc.?
Zimbra is a comprehensive collaboration platform designed for organizations seeking a secure and feature-rich email and groupware solution. It offers integrated email, calendaring, contacts, task management, and document sharing.
How many companies are using Zimbra in 2025?
As of 2025, our data shows that 1,305 verified companies are using Zimbra.
What industries are most commonly using Zimbra?
Zimbra is used across various industries, with Business Services being the most common, followed by Education, Colleges & Universities, Custom Software & IT Services, and Manufacturing.
In what countries is Zimbra most popular?
Zimbra is most popular in the United States, followed by Brazil, France, India, and Indonesia.
What types of companies use Zimbra?
Zimbra is used by a wide range of companies, from large corporations like Microsoft, Google and CISCO to other various organizations across industries, company sizes, and geographies.