Company lists · Data refreshed September 2026
Top 25 Call intelligence companies worldwide
RevenueBase identified 485 call intelligence companies worldwide as of September 2026 and tracks 6,935 professional contacts across them, including 2,236 with verified work emails. The United States is the largest market and London the largest hub.
This list covers call intelligence companies worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 21, 2026. Country and city lists for call intelligence companies follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest call intelligence companies worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 320 contacts → | ||||
Partial evidence “CallMiner is the global leader in AI-powered conversation intelligence and customer experience (CX) automation.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 2 | 247 contacts → | ||||
Partial evidence “Built by marketers for marketers, Infinity’s AI-powered call tracking shows you what happens before, during, and after every call, giving you the power to: • Fill attribution…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 3 | 231 contacts → | ||||
Indirect evidence “ASC turns communication into trust.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 4 | 212 contacts → | ||||
Partial evidence “At CloudTalk, we're transforming how small and growing businesses manage business calls.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 5 | 206 contacts → | ||||
Indirect evidence “Convin is an Omnichannel AI Agent Platform for customer conversations that turns B2C interactions into revenue.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 6 | 186 contacts → | ||||
Indirect evidence “Level AI pairs their proprietary AI stack with a unified quality, coaching, automation, and analytics layer.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 7 | 163 contacts → | ||||
Partial evidence “CallSource, the originator of call tracking systems and services, ignited the industry with its founding in 1991.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 8 | 161 contacts → | ||||
Indirect evidence “J.Lodge first opened its doors in and has become the recognized leader in the science of contact center monitoring and analysis.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 9 | 152 contacts → | ||||
Indirect evidence “We provide comprehensive solutions for the improvement of contact center operations, customer service and collections, with VoIP telephony, CRM, Speech Analytics, omnichannel…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 10 | 127 contacts → | ||||
Indirect evidence “Natterbox is an AI-powered contact center solution that's natively integrated to Salesforce.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 11 | 117 contacts → | ||||
Partial evidence “ISI Queue Analytics offers unparalleled insights into call queue performance, seamlessly integrating with Cisco, Webex and Microsoft Teams.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 12 | 112 contacts → | ||||
Indirect evidence “At Voiso, we provide simply powerful AI-driven omnichannel contact centre software with omnichannel capabilities designed to transform the way businesses operate.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 13 | 110 contacts → | ||||
Indirect evidence “We are a trusted partner across 250+ Communication Service Providers (CSPs) to reimagine how conversations are captured, understood, and used.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 14 | 95 contacts → | ||||
Strong evidence “CallTrackingMetrics is the only digital platform that uses call tracking intelligence to inform contact center automation-resulting in a more personalized customer experience.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 15 | 91 contacts → | ||||
Indirect evidence “CallerDesk is a patent-granted cloud telephony and cloud contact center platform designed to simplify and modernize business communication.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 16 | 89 contacts → | ||||
Indirect evidence “Aloware is the compliant, AI-driven phone system that works with your CRM to help you improve sales conversations.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 17 | 68 contacts → | ||||
Partial evidence “Calltouch - это сервис аналитики звонков (коллтрекинг или call tracking).” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 18 | 67 contacts → | ||||
Indirect evidence “We provide real-time CX (Customer Experience) insights that enhance Service Providers value-added portfolio, helping them drive revenue growth in the cloud communications market.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 19 | 57 contacts → | ||||
Indirect evidence “Customer contact is about more than just exchanging words.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 20 | 57 contacts → | ||||
Indirect evidence “Wilmac Technologies delivers AI-powered customer interaction and workforce optimization solutions that put people first.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 21 | 54 contacts → | ||||
Indirect evidence “Equature is redefining how organizations harness AI to power safer, smarter decisions-at scale.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 22 | 54 contacts → | ||||
Indirect evidence “evaluagent gives contact centers complete visibility across every interaction – human and AI.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 23 | 53 contacts → | ||||
Indirect evidence “Jiminny captures & analyzes your customer interactions to provide you with critical go-to-market insights.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 24 | 52 contacts → | ||||
Partial evidence “Lace leverages advanced AI technology to analyze a 100% of the phone calls to detect lost revenue opportunities, empowering CSRs and agents to book more jobs and maximize revenue.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 25 | 49 contacts → | ||||
Indirect evidence “Delacon helps businesses see the real story behind every customer journey.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: call intelligence companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names call intelligence companies.
- Partial evidence
- Its own public description names part of call intelligence companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name call intelligence companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 485 call intelligence companies worldwide
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Call intelligence companies worldwide at a glance
As of Sep 21, 2026Companies by employee count
Email recency is reported on each country list linked below.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among call intelligence companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- Coverage
- Every country. Country and city lists for call intelligence companies are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “call intelligence companies”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names call intelligence companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among call intelligence companies, and records with no verified work email.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every listed company carries at least one verified work email, 2,236 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 21, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Call intelligence companies by location
2 lists · largest firstEvery Call intelligence companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names call intelligence companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many call intelligence companies are there worldwide?
RevenueBase identified 485 call intelligence companies worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Callminer, headquartered in Waltham, tops this list with the largest team on record.
Which country has the most call intelligence companies?
The United States leads with 155 companies, followed by the United Kingdom (46). Every call intelligence companies list by country and city is linked on this page.
Which city has the most call intelligence companies?
London leads with 16 headquartered companies, followed by Paris (8) and San Francisco (8).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 2,236 verified decision-maker contacts tracked across these 485 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 21, 2026.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.