SignalWire

signalwire.com

telecommunications

signalwire.com

Palo Alto, California, United States

51-200 employees

6000000 revenue

LinkedIn Profile

About SignalWire

voip, webrtc, api, sms, mms, conferencing, cpaas, enterprise, developers, sdk, ccaas, ucaas, unified communications, voice ai, video conferencing, call center apis, ai voice agents, software publishers, ai agent, scalability

SignalWire's Tech Stack

AI/ML

40 technologies detected · 3 decision makers · Emails available

Sales Outreach Angle

CRMs like Salesforce signal an active sales operation. Companies using Salesforce are strong targets for sales training, RevOps tools, data enrichment, and Salesforce integrations.

SignalWire's Position in the StackWho Database

• SignalWire is 1 of 6,980 telecommunications companies tracked in StackWho.
• 6,918 telecommunications companies in our database have verified decision-maker emails (99% of the cohort).
• 53,147 companies in California are in the StackWho database.
• 862 telecommunications companies are in the 51-200 employee range (same size as SignalWire).

Technology detection from public web signals. Decision-maker contacts compiled from LinkedIn public profiles, company filings, and verified outbound testing. Methodology & sources · Updated August 2026.

Frequently Asked Questions

What technology does SignalWire use?

SignalWire uses Salesforce, Route 53, Gmail, Google Apps, Microsoft Office 365, Google Cloud Hosting, and 34 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at SignalWire?

StackWho has verified email addresses for 3 decision makers at SignalWire. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach SignalWire directly for sales, recruiting, or partnerships.

What industry is SignalWire in?

SignalWire operates in the telecommunications industry, headquartered in Palo Alto, California, United States. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export SignalWire's contact data?

Yes. StackWho Pro members can export decision maker contact data for SignalWire and similar companies to CSV. Use the export feature to build targeted prospect lists segmented by technology stack, industry, or location.