SignalWire is an enterprise CPaaS that delivers advanced FreeSWITCH-as-a-Service through an elastic-cloud framework and developer-friendly APIs.

SignalWire is the Original Geeks of software-defined telecommunications and developers of the number one open-source enterprise communication platform

SignalWire was founded in 2017 by Anthony Minessale, Evan McGee and Sean Heiney. The company is headquartered in Palo Alto, California.

SignalWire delivers a cloud platform for building advanced communications products, applications, or enterprise infrastructure.

SignalWire technology is proven and trusted, already deployed by over 5000 commercial enterprises around the world. It's APIs, built for developers of all skill sets, enable rapid application development on a managed elastic framework.


SignalWire is backed by Storm Ventures, Samsung NEXT, Sequoia Capital, AME Cloud Ventures and others. The company raised $11.5M in a Series A financing round on Aug 07, 2019. This brings SignalWire's total funding to $11.6M to date.



  • Year founded: 2017
  • Funding Info: $11.6M over 2 Rounds (Latest Funding Type: Series A)
  • Yearly Revenue: NA
  • Employee Size: 11-50
  • Business Valuation: NA
  • City/Town: Palo Alto
  • State: California
  • Country: United States
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