Z
Zimbra
Zimbra is the leader in next-generation, open source email, calendar, and collaboration software
About Zimbra
Zimbra operates in the enterprise email and collaboration market, providing a robust platform that integrates seamlessly with third-party services like Slack, Dropbox, and Zoom. The company serves a diverse range of clients, including businesses, educational institutions, and government agencies, offering both on-premises and cloud-based deployment options. Zimbra's business model revolves around a subscription-based SaaS (Software as a Service) offering, generating revenue through licensing fees and premium support services. The platform's flexibility and extensibility set it apart from competitors, allowing users to break free from closed ecosystems like Microsoft and Google. Zimbra continually enhances its product through regular updates and patches, ensuring high levels of security and performance. The company also engages with its user community through webinars and partner collaborations to introduce new features and capabilities.
Source: Dealroom company dataAt a glance
- Status
- Operational
- Founded
- 2004
- Headquarters
- Palo Alto, United States
- Employees
- 114
- Open positions
- None listed
- Dealroom signal
- 75.9/100
- Industry
- Enterprise Software
- Sector
- Other B2B Software, Identity Management, Open Source, Collaboration, Sharing Economy, Media Production, Web Development
- Business model
- SaaS
- Client focus
- b2b
Latest news
Press, funding announcements and product moves mentioning Zimbra.
Funding history
Company financing events and reported valuations.
| Deal type | Date | Amount | Valuation | Investors | Source |
|---|---|---|---|---|---|
| EARLY VCEquity / VC | Jul 2014 | $2.5M | $10M | Undisclosed | — |
| SERIES C✓Equity / VC | Apr 2006 | $15M | $58M | Benchmark · Accel · Eric Hahn · Inventures Group | — |
Financials
Revenue, earnings and other financial measures where available. Years marked “E” are estimates.
Growth signals
Latest recorded traffic for Zimbra is 500K monthly website visits, down 7.4% over the last three months. Zimbra's team grew 7.5% over the past year.
Similar companies
Company identity and context are open; selected comparison metrics preview what is available on the platform.
Investors
From Dealroom's funding and investor records, grouped by the round each investor first entered.
Series B and later2 investors entered at this stage
Eric Hahn
DAG Ventures
Other known investors3 additional known investors
PlumTree Partners
Presidio Ventures
Rob Rueckert
Source: Dealroom Talent Intelligence.
Global footprint
team presence
Market sentiment
An AI-synthesised read of the highest-engagement posts about Zimbra on X, ranked by likes and reposts, corporate channels excluded.
Reading the room on X — pulling top posts and synthesizing themes…
Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour
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