As of September 2026, Latka tracks 8 call center infrastructure software companies with $1M–$5M in annual revenue. They have combined revenues of $21.7M and employ 309 people. They serve 2M customers combined.
Every company below sells call center infrastructure software to other businesses and is ranked by its most recent annual revenue. Revenue, funding, headcount and customer figures come from CEO interviews on the Latka podcast, public company filings, and Latka estimates where a company has not disclosed a number.
Call Center Infrastructure (CCI) Software encompasses a range of tools and applications designed to support and enhance the operations of call centers. These applications manage inbound and outbound voice interactions as well as other communication channels such as email and chat. The primary use cases include automating call routing, managing customer inquiries, tracking agent performance, and analyzing communication data to improve service quality and operational efficiency. Typical features of CCI software include Automatic Call Distribution (ACD), Interactive Voice Response (IVR), call recording, workforce management, and real-time reporting. These features help streamline workflows and enable organizations to optimize their customer support resources. Common buyer personas for CCI software are typically found in roles such as customer service managers, IT administrators, and operations directors, who seek to improve customer satisfaction and agent productivity while efficiently managing call center resources.
Sorting: Highest -> Lowest
Showing 8 of 8 companies ranked by annual revenue.
Charlotte, North Carolina, United States
IT consulting company with locations in Charlotte, NC and Denver, CO. Specializing in Unified Communications and Video, Data Center design, configuration and deployment, Call Center capabilities as well as custom API development and integration. Check out our cloud-based IVR and contact center platform, Zomnio, at www.zomnio.com.
Guarapuava, Parana, Brazil
Developer and provider of cloud based services for the call centers. The company provides services for the call center industry like browser-based services for SMB contact centers and PBX services for SMB companies.
Natal, RN, Brazil
Evolux is a Call Center ACD & Analytics platform built to supply the demands of medium and large Call Centers in terms of voice distribuition, monitoring and analytics. Our customers are in areas of high demand of voice contact, including health, finance and education industry. The flexibility achieved by a skilled development team and the use of industry standard protocols makes our product a major asset of our customers.
St. Petersburg, Florida, United States
The Vicidial Group is the creator and maintainer of the VICIdial Open Source Contact Center solution. We also offer VICIhost, a hosted contact center service for companies.
Austin, Texas, United States
Provider of software as a service based billing and back office services. The company offers turnkey back office infrastructure which enables clients to sell, provision, fulfill, and care for multiple telecom services, including pre and post-paid cellular, VoIP, internet, long distance, and mobile commerce.
United States
The Only Contact Center Software Offering CLOUD, PREMISE OR HYBRID CALL CENTER SOLUTIONS Which solution is best for your business?
Austin, Texas, United States
Console solutions for call centers, executive suites, retail, and law firms
San Antonio, Texas, United States
PhoneIQ is a new breed of cloud based contact center & unified communications software designed and built for companies using Salesforce. Unlike traditional telephony and call center solutions, PhoneIQ is fully integrated with the Salesforce platform, leveraging data within the CRM and AI to radically change the way business communications work. Available on the Salesforce AppExchange, PhoneIQ can be installed and deployed to thousands of users across the globe in minutes. Admins can instantly purchase phone numbers in 50+ countries with unlimited call capacity, and easily set up their Salesforce powered IVR system using PhoneIQ’s drag n drop interface. It works with the devices your workforce already owns, like: PC’s, smartphones and desk phones. If required, PhoneIQ can completely replace existing legacy phone systems or seamlessly integrate with them. Our global, geo redundant network ensures call quality and unparalleled resilience for enterprises while reducing the complexity of operating communications infrastructure at scale. Plus new features pop-up every month at no extra cost. Try it for free at www.phoneiq.co
Latka tracks 8 call center infrastructure software companies with $1M–$5M in annual revenue. Together they generate $21.7M in annual revenue and employ 309 people.
Cloverhound is the largest, with $3.7M in annual revenue, founded in 2014.
The average call center infrastructure software company in this list makes $2.7M a year, across 8 companies with reported revenue. They serve 2M customers combined.
Ranked by annual revenue, the leaders are Cloverhound, 3C Plus, Evolux, Vicidial Group and Unified Signal.
- Must provide call routing capabilities to manage incoming and outgoing calls. - Should include features for performance reporting and analytics. - Must support multiple communication channels, such as voice, chat, and email. - Should include automation options for tasks like call distribution and follow-ups. - Not just basic call handling; must also offer advanced features like IVR and workforce management.
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