Company lists · Data refreshed September 2026

Top 25 Conversational AI platforms based in the United States

RevenueBase identified 1,362 company matches for conversational AI platforms associated with the United States as of September 2026 and tracks 24,088 professional contacts across them, including 7,630 with verified work emails and 6,042 with mobile numbers. San Francisco is the largest hub.

This list covers company matches for conversational AI platforms associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 1, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 1, 2026 How this list was built
1,362Companies
24,088Contacts tracked
7,630Verified emails
6,042Mobile numbers
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The 25 largest conversational AI platforms based in the United States

Ranked by team size
Top 25 of 1,362 company matches for conversational AI platforms based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 1, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchSeattle, WA, United States10001+3,587 contacts →

Exact match

“Nuance Communications is a technology pioneer with market leadership in conversational, ambient, and generative AI.”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
2Exact matchSan Ramon, CA, United States1,001-5,0001,463 contacts →

Exact match

“Dialpad is the leading AI-powered communications intelligence platform creating human-first, AI-enhanced solutions that will drive the next wave of how businesses communicate with…”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
3Exact matchSan Francisco, CA, United States501-1,000928 contacts →

Exact match

“Airtable’s AI app platform is the easiest way to build custom apps that accelerate your business operations.”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
4Exact matchSan Francisco, CA, United States201-500541 contacts →

Exact match

“Sierra helps businesses build better, more human customer experiences with AI.”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
5Exact matchSan Francisco, CA, United States201-500486 contacts →

Exact match

“Gorgias is the Conversational AI platform for ecommerce that drives sales and resolves support inquiries.”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
6Exact matchRedwood City, CA, United States201-500373 contacts →

Exact match

“Observe.AI is the AI Agents platform for customer experience, designed to help organizations deliver faster, smarter, and more efficient customer service at scale.”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
7Exact matchHouston, TX, United States201-500349 contacts →

Exact match

“Flip Robo is an artificial intelligence company.”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
8Exact matchMountain View, CA, United States201-500327 contacts →

Exact match

“ASAPP is an artificial intelligence solution provider committed to solving the toughest problems in customer service.”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
9Exact matchSan Francisco, CA, United States201-500325 contacts →

Exact match

“Leena AI empowers employees using “AI Colleagues” to get answers and take action across IT, HR, Finance, Procurement and beyond through a single intelligent interface.”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
10Exact matchWaltham, MA, United States201-500316 contacts →

Exact match

“CallMiner is the global leader in AI-powered conversation intelligence and customer experience (CX) automation.”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
11Exact matchHenderson, NV, United States51-200293 contacts →

Exact match

“Conversive is the world’s first Intelligent & Empathetic Conversations AI Platform, redefining how businesses engage customers in life-changing decisions with trust, care, and…”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
12Exact matchCentennial, CO, United States201-500285 contacts →

Exact match

“IntelePeer automates customer interactions, enabling businesses and contact centers to lower costs, improve customer experience, and accelerate return on investment.”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
13Exact matchPalo Alto, CA, United States51-200254 contacts →

Exact match

“Sanas is the world's first and most trusted real-time Speech AI platform.”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
14Exact matchSanta Clara, CA, United States201-500252 contacts →

Exact match

“Ushur delivers the world’s first AI-powered Customer Experience Automation™ platform that has been purpose-built, from the ground up, to intelligently automate entire customer…”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
15Exact matchMountain View, CA, United States51-200249 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
16Exact matchSan Francisco, CA, United States51-200230 contacts →

Exact match

“Gnani AI is the frontier Voice AI company the world runs on.”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
17Exact matchRedwood City, CA, United States51-200228 contacts →

Exact match

“Character.AI isn’t just another AI chat app-it’s an infinite playground for your imagination, creativity, and exploration.”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
18Exact matchSeattle, WA, United States201-500196 contacts →

Exact match

“Marchex harnesses the power of AI and conversational intelligence to provide actionable insights aligned with prescriptive vertical market data analytics, driving operational…”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
19Exact matchYork, United States51-200185 contacts →

Exact match

“SESTEK is a conversational automation company working on AI-powered solutions for customer service since Our R&D team of 100+ engineers develops conversational products built on…”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
20Exact matchSan Jose, CA, United States51-200182 contacts →

Exact match

“A pioneer in delivering world-class IT services for over 10 years in the industry.”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
21Exact matchSeattle, WA, United States501-1,000168 contacts →

Exact match

“Drift®, the buyer experience and Conversational AI company, inspires businesses to create more engaging customer experiences, one conversation at a time.”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
22Exact matchAkron, OH, United States51-200142 contacts →

Exact match

“Drips helps companies engage with their consumers more effectively.”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
23Exact matchOrlando, FL, United States51-200139 contacts →

Exact match

“We believe that the best work is born when diligence mixes with fun, and creativity blends seamlessly with professionalism.”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
24Exact matchLas Vegas, United States501-1,000137 contacts →

Exact match

“VCloud Interactive: Redefining Contact Center and Communications with AI and Cloud Technology VCloud Interactive, a subsidiary of VoiceCloud LLC, has been at the forefront of…”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
25Exact matchSan Francisco, CA, United States51-200130 contacts →

Exact match

“Conversica’s AI Agents help you start effortless conversations that build trust, deepen relationships, and drive growth.”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase

Showing 25 of 1,362 conversational AI platforms based in the United States

See the full list, filter by size, metro and specialty, and access 7,630 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Conversational AI platforms based in the United States at a glance

As of Sep 1, 2026
31.7%Verified-email coverage
25.1%Mobile-number coverage
17.7Average contacts per company
1-10Median size (employees)
11.3%Largest-city concentration · San Francisco
Sep 1, 2026Page data refreshed

Companies by employee count

1-10
788
11-50
418
51-200
108
201-500
35
501-1,000
6
1,001-5,000
3
10001+
3

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with the United States whose business descriptions match “conversational AI platforms” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 7,630 professional contacts with verified work emails across the full matched dataset. 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 1, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “conversational AI platforms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many conversational AI platforms are there based in the United States?

RevenueBase identified 1,362 company matches for conversational AI platforms associated with the United States as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Nuance Communications tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most conversational AI platforms?

San Francisco leads with 154 company records, followed by New York (95) and Austin (44).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 7,630 professional contacts with verified work emails tracked across these 1,362 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 1, 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 SmartSearch, 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.