Insights

AI driven growth SignalWire’s recent launches of AI agents, Open Source SDKs, and a full-stack voice AI SDK indicate a strong pivot toward AI-powered communications. This points to a cross-sell opportunity with existing customers for advanced voice agents, conversational AI, and developer tooling.

Developer ecosystem The emphasis on open source components, SDKs, and a no-code/low-code agent builder suggests a thriving developer community. Target customers include tech-heavy teams seeking customizable CPaaS/UCaaS solutions, providing a pathway to expand with enterprise-grade API access and support.

Unified communications focus SignalWire positions itself as a programmable alternative to traditional UCaaS, CCaaS, and CPaaS. This creates upsell potential with mid-market to enterprise prospects looking to consolidate communications stacks onto a single flexible platform.

Rapid feature expansion With multiple 2025 launches around voice AI, agent builders, and reference apps, there is likely increasing demand for scalable integration, partnerships, and professional services. Opportunities exist to engage customers in migrations, custom integrations, and co-development deals.

Financial and competitive signals Revenue is in the tens of millions with a lean employee base relative to peers, suggesting agility and potential for expansion with targeted enterprise deals, channel partnerships, and vertical industry solutions where cost-efficiency and speed matter.

SignalWire Tech Stack

SignalWire uses 8 technology products and services including Podsights, Snyk, Sketch, and more. Explore SignalWire's tech stack below.

  • Podsights
    Advertising
  • Snyk
    Application Security Testing
  • Sketch
    Design
  • HTTP/2
    Miscellaneous
  • Google Tag Manager
    Tag Management
  • Brex
    Travel And Expense Management
  • Bootstrap
    UI Frameworks
  • Google Analytics
    Web Analytics

Media & News

SignalWire's Email Address Formats

SignalWire uses at least 1 format(s):
SignalWire Email FormatsExamplePercentage
First.Last@signalwire.comJohn.Doe@signalwire.com
81%
First@signalwire.comJohn@signalwire.com
13%
Last@signalwire.comDoe@signalwire.com
4%
FLast@signalwire.comJDoe@signalwire.com
2%

Frequently Asked Questions

What is SignalWire's phone number?

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You can contact SignalWire's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is SignalWire's official website and social media links?

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SignalWire's official website is signalwire.com and has social profiles on LinkedInCrunchbase.

What is SignalWire's NAICS code?

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SignalWire's NAICS code is 517 - Telecommunications.

How many employees does SignalWire have currently?

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As of July 2026, SignalWire has approximately 85 employees across 5 continents, including North AmericaEuropeSouth America. Key team members include Chief Architect: B. R.Vp Of Engineering: C. R.Founder And Coo/Cmo: S. H.. Explore SignalWire's employee directory with LeadIQ.

What industry does SignalWire belong to?

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SignalWire operates in the Telecommunications industry.

What technology does SignalWire use?

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SignalWire's tech stack includes PodsightsSnykSketchHTTP/2Google Tag ManagerBrexBootstrapGoogle Analytics.

What is SignalWire's email format?

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SignalWire's email format typically follows the pattern of First.Last@signalwire.com. Find more SignalWire email formats with LeadIQ.

How much funding has SignalWire raised to date?

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As of July 2026, SignalWire has raised $42M in funding. The last funding round occurred on Mar 23, 2022.

When was SignalWire founded?

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SignalWire was founded in 2017.
SignalWire logo

SignalWire

TelecommunicationsCalifornia, United States51-200 Employees

SignalWire is a telecommunications company that provides cloud-based, programmable communications tools designed for developers and businesses. Its offerings aim to replace rigid, one-size-fits-all solutions with flexible capabilities for voice, messaging, and customer contact workflows, enabling faster customization and deployment.

The company traces its roots to the FreeSWITCH open-source project, which emerged from efforts to solve scalable call-center challenges the founders faced in building a service. Headquartered in Palo Alto, California, SignalWire is a mid-sized player focused on programmable unified communications. In 2025, SignalWire announced the launch of an open-source software development kit and reference application for next-generation communications and voice AI, reflecting ongoing expansion into developer tools.

Section iconCompany Overview

Phone number
NAICS Code
517 - Telecommunications
Founded
2017
Employees
51-200

Section iconFunding & Financials

  • $42M

    SignalWire has raised a total of $42M of funding over 5 rounds. Their latest funding round was raised on Mar 23, 2022as a series_b.

  • $25M$50M

    SignalWire's revenue is estimated to be in the range of $25M$50M

Section iconFunding & Financials

  • $42M

    SignalWire has raised a total of $42M of funding over 5 rounds. Their latest funding round was raised on Mar 23, 2022as a series_b.

  • $25M$50M

    SignalWire's revenue is estimated to be in the range of $25M$50M

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