Company lists · Data refreshed September 2026
Top 25 Speech analytics software companies based in the United States
RevenueBase identified 161 speech analytics software companies headquartered in the United States as of September 2026 and tracks 3,217 professional contacts across them, including 1,179 with verified work emails. San Francisco is the largest hub.
This list covers speech analytics software companies headquartered in the United States, 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 14, 2026.
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 speech analytics software companies based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 320 contacts → | ||||
Indirect evidence “CallMiner is the global leader in AI-powered conversation intelligence and customer experience (CX) automation.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 2 | 249 contacts → | ||||
Indirect evidence “Otter.ai is the Conversational Knowledge Engine built for the modern enterprise, giving AI agents the organizational context to act on by connecting thousands of conversations…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 3 | 194 contacts → | ||||
Partial evidence “Marchex harnesses the power of AI and conversational intelligence to provide actionable insights aligned with prescriptive vertical market data analytics, driving operational…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 4 | 186 contacts → | ||||
Partial evidence “Level AI pairs their proprietary AI stack with a unified quality, coaching, automation, and analytics layer.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 5 | 120 contacts → | ||||
Partial evidence “NICE’s contact center strategy for analytics is to provide the world’s leading companies and organizations with the most flexible, scalable and personalized methods of tapping…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 6 | 90 contacts → | ||||
Partial evidence “Clearspeed is the market leader for assessing risk in speech.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 7 | 67 contacts → | ||||
Indirect evidence “Modern QA and VOC start with a Conversation Data Platform.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 8 | 61 contacts → | ||||
Indirect evidence “DataOrb is a pioneering AI company transforming how organizations understand and act on customer conversations.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 9 | 55 contacts → | ||||
Indirect evidence “Veritech.ai leverages advanced semantic intelligence to transform ordinary callers into exceptional superagents.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 10 | 54 contacts → | ||||
Indirect evidence “Equature is redefining how organizations harness AI to power safer, smarter decisions-at scale.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 11 | 47 contacts → | ||||
Indirect evidence “Turn conversations into Customers.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 12 | 45 contacts → | ||||
Partial evidence “Cloud9 Technologies, now part of Symphony, is the leading voice collaboration and analytics firm for the financial markets that is reinventing the way traders communicate.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 13 | 34 contacts → | ||||
Partial evidence “Gridspace turns streaming conversational speech audio into useful data and service metrics.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 14 | 33 contacts → | ||||
Indirect evidence “Ascribe is now part of Discuss.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 15 | 32 contacts → | ||||
Partial evidence “Soho² is the leading provider of communication analytics technology for the financial services and compliance market.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 16 | 28 contacts → | ||||
Indirect evidence “Hear is an AI-powered conversation intelligence platform designed for contact center managers.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 17 | 26 contacts → | ||||
Indirect evidence “OI transforms raw customer conversations across any channel into precise, actionable insights and automated workflows.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 18 | 26 contacts → | ||||
Indirect evidence “Operata delivers the world’s first and only CX Observability platform built exclusively for cloud contact centers.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 19 | 25 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 20 | 23 contacts → | ||||
Partial evidence “Quarrio: Harnessing Deterministic AI and Semantic Understanding for Business Intelligence Quarrio is at the forefront of Conversational Analytics, utilizing deterministic AI and…” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 21 | 20 contacts → | ||||
Indirect evidence “Luminoso is now part of Cemantica's Journey Value Management Platform, providing AI-powered experience insights.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 22 | 19 contacts → | ||||
Strong evidence “CallFinder® is a leading provider of cloud-based speech analytics software that offers undeniable results for our clients.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 23 | 18 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 24 | 18 contacts → | ||||
Indirect evidence “VOC AI, founded in 2021, is a Silicon Valley-based AI company specializing in customer voice and service solutions.” Source: RevenueBase Database · checked Sep 14, 2026Thanks. The Data Team will review it. | |||||
| 25 | 17 contacts → | ||||
Indirect evidence “OnScript AI helps contact centers automate quality assurance with advanced AI.” Source: RevenueBase Database · checked Sep 14, 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: speech analytics software 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 speech analytics software companies.
- Partial evidence
- Its own public description names part of speech analytics software companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name speech analytics software 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 161 speech analytics software companies based in the United States
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Speech analytics software companies based in the United States at a glance
As of Sep 14, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 161 companies.
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 speech analytics software 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.
- What qualifies
- Companies headquartered in the United States whose own description of what they do matches “speech analytics software 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 speech analytics software 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 speech analytics software companies, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
- 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, 1,179 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 14, 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.
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 speech analytics software 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 speech analytics software companies are there based in the United States?
RevenueBase identified 161 speech analytics software companies headquartered in the United States 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 city has the most speech analytics software companies?
San Francisco leads with 17 headquartered companies, followed by New York (10) and Chicago (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 1,179 verified decision-maker contacts tracked across these 161 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 14, 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.
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