Synacor
Synacor is a U.S. technology and services company that provides digital portals, email and collaboration software, and television authentication infrastructure.
Last updated November 4, 2026
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Overview
Synacor is an American technology and services company founded in Buffalo, New York. Its business developed around providing white-label digital infrastructure for internet service providers, cable operators, telecommunications companies, media organizations, and other consumer-facing enterprises. Rather than primarily operating a consumer brand of its own, Synacor historically supplied the behind-the-scenes systems that enabled partners to offer branded email, web portals, premium content, advertising, and authenticated access to television services. The company traces its origins to Chek.com, founded in January 1998 by University at Buffalo roommates George Chamoun and Darren Ascone. Chek.com initially operated an affinity-branded free-email service, allowing users to register addresses associated with domains such as Budweiser.com or Yankeesfan.net. It also offered outsourced business email and intranet services, intended to help smaller companies present a more established digital image without building their own communications infrastructure. Chek.com adopted the LAMP technology stack early and supported the PHP community, including by hosting the official PHP website for a period. In 2000, Chek.com merged with San Francisco-based portal provider MyPersonal and adopted the Synacor name. The combined company expanded beyond email hosting into portals and online services for internet service providers, cable companies, and telecommunications operators. One early customer relationship involved Kmart's BlueLight internet service, for which Synacor hosted a branded portal and webmail environment. This partner-oriented model became central to Synacor's identity: the company supplied technology that could be customized and operated under a customer's brand. Beginning in 2003, Synacor broadened its platform to help smaller and mid-sized internet providers deliver premium online content. Its systems were designed to manage registration, entitlement and rights management, authentication, and billing. These capabilities later formed the basis of its TV Everywhere business, which enabled subscribers to authenticate through their service provider and access television programming on connected devices. Synacor participated in industry standard-setting efforts involving home-based authentication and contributed to the broader development of single-sign-on approaches used in digital television ecosystems. Synacor pursued public-market financing during the 2000s. An initial filing in 2007 was withdrawn during the financial crisis in October 2008. The company later completed an initial public offering in early 2012, listing on Nasdaq under the symbol SYNC at an offering price of $5.00 per share. Ron Frankel, who had served as chief executive since 2001, stepped down in 2014. The company expanded through acquisitions during the following years. In 2015 it acquired Zimbra, an open-source email, calendaring, and collaboration suite, and NimbleTV, a television-delivery technology company. In 2016 it acquired Technorati to strengthen its advertising capabilities. That year Synacor replaced Yahoo as AT&T's portal provider, although AT&T later returned the business to Yahoo in 2019. Synacor's authentication technology was also used in services including HBO Go. In February 2020, Synacor announced a proposed all-stock merger with Qumu Corporation. The proposed ownership structure would have given Synacor shareholders 64 percent of the combined company and Qumu shareholders 36 percent. The transaction was terminated by mutual agreement of both boards in June 2020 before completion. Centre Lane Partners took Synacor private in 2021, after which the company was delisted from Nasdaq. Later that year, iMedia Brands acquired Synacor's portal and advertising business. Synacor subsequently remained associated with enterprise digital infrastructure and partner-service operations rather than functioning as a widely visible consumer brand. In November 2022, the company relocated its Buffalo headquarters from Waterfront Village to HANSA Workspace.
History
Synacor began as Chek.com, a Buffalo-based email-infrastructure company founded in January 1998 by George Chamoun and Darren Ascone. Its first business model combined affinity-branded free email with outsourced business communications. Individuals could create email accounts associated with partner domains, while businesses could outsource email hosting and intranet functions to Chek.com. The company was an early adopter of the LAMP software stack and supported the PHP ecosystem. In 2000, Chek.com merged with MyPersonal, a San Francisco portal provider, and became Synacor. The renamed company expanded its customer base and product scope to include internet service providers, cable companies, and telecommunications operators. It hosted branded email and portal environments, including an early service for Kmart's BlueLight ISP. This white-label model allowed partners to provide online services without independently developing registration systems, hosting infrastructure, or user-facing portals. From 2003 onward, Synacor added tools for delivering premium online content. Its platform addressed account registration, subscription and entitlement management, content rights, and billing. These capabilities developed into the company's TV Everywhere authentication business, which allowed pay-television subscribers to sign in through their provider and access programming across digital devices. Synacor participated in industry work related to home-based authentication and helped advance single-sign-on practices in the television and online-video sectors. Synacor first pursued an IPO in 2007, but withdrew the filing in October 2008. A later offering succeeded, and the company became publicly traded on Nasdaq in early 2012 under the symbol SYNC. Ron Frankel, chief executive since 2001, left the role in 2014. The company used acquisitions to broaden its platform. In 2015, it purchased Zimbra, an open-source suite covering email, calendaring, and collaboration, and acquired NimbleTV, whose technology complemented Synacor's video and television activities. In 2016, Synacor acquired Technorati to support its advertising strategy. The same year it replaced Yahoo as AT&T's portal provider. AT&T subsequently returned the portal business to Yahoo in 2019. Synacor also supplied authentication services for HBO Go. In February 2020, Synacor proposed an all-stock merger with Qumu Corporation. The planned ownership split assigned 64 percent of the combined company to Synacor shareholders and 36 percent to Qumu investors. Both boards agreed to terminate the transaction in June 2020 before closing. Centre Lane Partners took Synacor private in 2021, ending its Nasdaq listing. In July of that year, iMedia Brands acquired Synacor's portal and advertising business. Synacor later relocated its Buffalo headquarters in November 2022, moving from Waterfront Village to HANSA Workspace. The company's historical significance lies primarily in its role as an enabling infrastructure provider: its systems were often encountered through partner-branded email, portals, advertising products, and authenticated video services rather than through a prominent standalone consumer identity.
- 2021
Synacor becomes privately held
[1]Centre Lane Partners took Synacor private and the company was delisted from Nasdaq.
- 2020
Qumu merger is terminated
[1]The proposed all-stock merger with Qumu was ended by mutual agreement of both boards.
- 2016
Technorati acquisition and AT&T portal appointment
[1]Synacor acquired Technorati and became AT&T's portal provider after replacing Yahoo.
- 2015
Zimbra and NimbleTV acquisitions
[1]The acquisitions expanded Synacor into collaboration software and television technology.
- 2012
Initial public offering
[1]Synacor completed its IPO and began trading on Nasdaq under the symbol SYNC.
- 2003
Premium-content platform expands
[1]Synacor began offering smaller and mid-sized ISPs tools for premium content, registration, rights management, and billing.
- 2000
Chek.com merges with MyPersonal
[1]The merger created Synacor and broadened the business toward portals and online services for internet and telecommunications providers.
- 1998
Chek.com is founded
[1]George Chamoun and Darren Ascone founded Chek.com in Buffalo as an affinity-email and outsourced business-communications provider.
Products and positioning
A business-to-business digital infrastructure provider that enables service providers, media companies, and other organizations to operate branded communications, portal, content-access, authentication, and advertising experiences.
Email and collaboration software
Zimbra
Zimbra is an open-source-oriented collaboration suite covering email, calendaring, contacts, and related productivity functions. Synacor acquired the business in 2015, adding a recognizable software product to its broader portfolio of communications and digital-service infrastructure. Zimbra served organizations that wanted an alternative to purely hosted proprietary productivity platforms and could be deployed or managed for enterprise and service-provider use.
Identity and authentication
Cloud ID
Cloud ID is Synacor's identity-management and authentication offering for digital content and television services. It helps service providers connect subscriber accounts with access to third-party or partner content, supporting sign-in, entitlement recognition, and a consistent authentication experience across devices and services. The product reflects Synacor's long-standing focus on reducing the technical complexity of TV Everywhere access.
Television authentication · 2003
Synacor TV Everywhere
Synacor's TV Everywhere technology enables pay-television and broadband providers to authenticate subscribers for online and connected-device video services. Its capabilities include registration, identity verification, entitlement and rights management, and connections to content providers. The platform was developed from Synacor's earlier premium-content systems and was used in the wider ecosystem of authenticated television applications.
White-label digital portals · 2000
Synacor Portals
Synacor portals are branded web environments operated for internet service providers, cable operators, telecommunications companies, and other partners. They can combine account access, webmail, news or premium content, advertising, and customer-facing online services. The offering allowed partners to maintain a branded digital destination without building every portal component and supporting system internally.
Brand decisions
2021
Accept Centre Lane Partners' take-private transactionM&ABackground
Synacor was acquired by investment company Centre Lane Partners after operating as a Nasdaq-listed company.
Action taken
The transaction took Synacor private and ended its Nasdaq listing.
Aftermath
Synacor continued as a privately held business, while iMedia Brands acquired its portal and advertising business later in the year.
2012
Complete the public offeringOtherBackground
After withdrawing an earlier IPO filing in 2008, Synacor returned to the public markets with a successful offering.
Action taken
Synacor priced its IPO at $5.00 per share and listed on Nasdaq under SYNC.
Aftermath
The offering made Synacor a publicly traded company until it was taken private in 2021.
IPO price per share. $5.00 (2012 IPO)
Sources1 sources
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