Insights

Unified Communications Opportunity CallWave offers web and mobile unified communications with FUZE for HD collaboration across devices, presenting a strong upsell/renewal path for enterprises seeking seamless cross-device collaboration and high-quality conferencing.

SMB to Mid-Market Focus With 51-200 employees and a diversified product line (Internet Fax, Voicemail-To-Text, Internet Answering Machine, HD Audio Conferencing), there is potential to target growing mid-market firms needing feature-rich comms suites and scalable cloud-based solutions.

Publicly Traded Credibility Public NASDAQ listing (CALL) enhances credibility for enterprise buyers and finance teams, enabling more confident procurement discussions and making CallWave a viable vendor for formal RFPs and vendor risk assessments.

Global and Remote Readiness Presence in multiple regions including Sofia, Bulgaria, signals distributed development and support capabilities, allowing you to propose global deployment, localized support, and cost-efficient international expansion packages to multinational clients.

Digital Infrastructure Fit Tech stack leveraging Google Cloud, DigitalOcean, WordPress, MySQL, and modern web technologies aligns with scalable, cloud-native deployments; target customers with preferred cloud-first architectures and existing cloud partnerships to facilitate quick integration and reduce implementation risk.

Similar companies to CallWave

CallWave Tech Stack

CallWave uses 8 technology products and services including Google AdSense, WordPress, MySQL, and more. Explore CallWave's tech stack below.

CallWave's Email Address Formats

CallWave uses at least 3 email formats:
CallWave Email FormatsExamplePercentage
FirstLast@callwave.comJohnDoe@callwave.com
61%
FLast@callwave.comJDoe@callwave.com
26%
First.Last@callwave.comJohn.Doe@callwave.com
13%

Frequently Asked Questions

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

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CallWave's official website is callwave.com and has social profiles on LinkedIn and Crunchbase.

How much revenue does CallWave generate?

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As of August 2026, CallWave's annual revenue is estimated to be $50M - $100M.

What is CallWave's SIC code and NAICS code?

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CallWave's SIC code is 4812 - Radiotelephone Communications and NAICS code is 517 - Telecommunications.

How many employees does CallWave have currently?

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As of August 2026, CallWave has approximately 130 employees across 5 continents, including Asia, North America and Europe. Key team members include Qa: F. F. and Junior Broker: E. O. Explore CallWave's employee directory with LeadIQ.

What industry does CallWave belong to?

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CallWave operates in the Telecommunications industry.

What technology does CallWave use?

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CallWave's tech stack includes Google AdSense, WordPress, MySQL, Google Cloud, Lua, YouTube, DigitalOcean Web Hosting and Blocksy.

What is CallWave's email format?

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CallWave's email format typically follows the pattern of FirstLast@callwave.com. Find more CallWave email formats with LeadIQ.

When was CallWave founded?

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CallWave was founded in 1998.
CallWave logo

CallWave

TelecommunicationsUnited States51-200 Employees

CallWave is a United States-based telecommunications company that provides Internet and mobile–based unified communications solutions designed to support mobile professionals in communicating and collaborating from anywhere and on any device. Its FUZE platform enables high-definition online collaboration across devices, offering synchronized content, audio conferencing, media storage, presence, and persistent chat within a single web application. The company also offers Internet Fax, Voicemail-To-Text, Internet Answering Machine, and HD Audio Conferencing, catering to organizations seeking integrated communications tools. Founded in 1998 and headquartered in San Francisco, with additional offices in Santa Barbara and Sofia, Bulgaria, CallWave serves a global market and positions itself within the broader unified communications and collaboration space.

Section iconCompany Overview

SIC Code
4812 - Radiotelephone Communications
NAICS Code
517 - Telecommunications
Founded
1998
Employees
51-200

Section iconFunding & Financials

  • $50M - $100M

    CallWave's revenue is estimated to be in the range of $50M - $100M

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