Chinese multinational technology company
American multinational technology company
AT&T is a Whitacre Tower-based company founded in 1983 by Joanie Twersky.
Level 3 Communications is a Frankfurt-based company.
A cloud communications platform for building SMS, Voice & Messaging applications on an API built for global scale that was founded in 2008 and headquartered in San Francisco, California.
Former telecommunications company
SendHub is a company providing an online messaging system for businesses.
Synaptics is a Santa Clara, California-based company founded by Federico Faggin.
Double Robotics is a robotics company that participated in the S12 cohort of Y Combinator and is the creator of Double, a telepresence robot. Double allows a physical presence where a user can't be in person, for example, an office, classroom, or conference.
Singtel or Singapore Telecommunications is a communications group operating in Asia.
Plivo is a cloud-based Communications platform as a service (CPaaS) company headquartered in San Francisco, California. The company allows software developers to integrate phone calls, text messages, and other communication functions into their applications using its web service APIs.
Satellite communications company based in San Francisco.
A multinational conglomerate holding company investing in businesses and technologies.
MaestroConference is a company with a technology that allows people to participate in large-scale events, founded by Brian Burt.
CenturyLink is a Monroe, Louisiana-based company.
Boingo Wireless is a Los Angeles-based company founded by Sky Dayton.
TracFone Wireless, Inc. is a prepaid mobile virtual network operator in the United States, Puerto Rico, and the US Virgin Islands.
Former us american telecommunications company