# Synacor

> Synacor is a Buffalo-based software company owned by Centre Lane Partners. Its Zimbra email and collaboration platform gives organizations control over deployment and data location; its managed Cloud ID platform handles authentication and viewing entitlements across media partners. It serves enterprises, governments, education institutions, communications providers and streaming businesses worldwide.

- **Founded:** 1998
- **Headquarters:** Buffalo, United States
- **Founders:** George Chamoun (Co-founder of predecessor Chek; former President of Sales and Marketing), Darren Ascone (Co-founder of predecessor Chek)
- **Products:** Zimbra, Cloud ID, Professional services and technical support, Managed portals and advertising - former business
- **Notable:** Completed the Zimbra email-business acquisition in September 2015, announced at approximately US$24.5 million., Zimbra advertises more than 200 million deployed mailboxes worldwide., Cloud ID advertises more than 9.5 billion annual authentication requests.

## Products & services

- **Zimbra** — Email and collaboration platform with calendars, contacts, file sharing, chat and integration capabilities; supports on-premises, private-cloud and partner-hosted deployments. Synacor acquired its email collaboration business in 2015.
- **Cloud ID** — Fully managed media identity platform for authentication, viewing entitlements and distribution-partner integrations; offers MediaLink for device and bundle activation.
- **Professional services and technical support** — Implementation assistance, training and support for enterprise collaboration and identity customers, including partner-led delivery.
- **Managed portals and advertising - former business** — White-label consumer portals and advertising operations sold to iMedia Brands in July 2021; not a current Synacor core offering.

## Achievements

- Completed the Zimbra email-business acquisition in September 2015, announced at approximately US$24.5 million.
- Zimbra advertises more than 200 million deployed mailboxes worldwide.
- Cloud ID advertises more than 9.5 billion annual authentication requests.
- Taken private by Centre Lane Partners in 2021 at approximately US$92 million.

## Latest updates

- **2026-09** — Zimbra released 10.1.21 (Daffodil) on September 24, adding internal mail recall, per-domain identity-provider routing, a SAML setup wizard and security fixes.
- **2026-07** — Zimbra released 10.1.20 with fixes for critical security issues, including an SNMP vulnerability, plus licensing and mail-filtering fixes.
- **2026-03** — Zimbra warned that a mailbox-migration cleanup regression in versions 10.1.15 and 10.1.16 could cause permanent loss of external storage blobs; customers were advised not to run the affected cleanup after migrations.

## Links

- Website: https://synacor.com/
- LinkedIn: https://www.linkedin.com/company/synacor
- Twitter/X: https://x.com/Synacor
- GitHub: https://github.com/Zimbra
- YouTube: https://www.youtube.com/c/zimbra
- Facebook: https://www.facebook.com/SynacorInc

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Profile page: https://yespress.io/synacor
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Last updated: 2026-10-02