Company lists · Data refreshed September 2026

Top 25 Intelligent customer engagement platforms based in the United States

RevenueBase identified 1,823 company matches for intelligent customer engagement platforms associated with the United States as of September 2026 and tracks 278,523 professional contacts across them, including 126,989 with verified work emails. San Francisco is the largest hub.

This list covers company matches for intelligent customer engagement 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 28, 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 28, 2026 How this list was built
1,823Companies
278,523Contacts tracked
126,989Verified emails
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The 25 largest intelligent customer engagement platforms based in the United States

Ranked by team size
Top 25 of 1,823 company matches for intelligent customer engagement platforms based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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 matchSan Francisco, CA, United StatesHQ recorded Sep 28, 202610001+86,470 contacts →

Exact match

“We're the #1 AI CRM-where humans with agents drive customer success together with AI, data, and Customer 360 apps on one platform.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2Exact matchFort Lauderdale, FL, United StatesHQ recorded Sep 28, 202610001+17,310 contacts →

Exact match

“iQor is a trusted partner in customer experience solutions for global brands and a portfolio company of Mill Point Capital.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3Exact matchWashington, DC, United StatesHQ recorded Sep 28, 202610001+15,457 contacts →

Exact match

“ibex delivers innovative business process outsourcing (BPO), smart digital marketing, online acquisition technology, and end-to-end customer engagement solutions to help companies…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4Exact matchHoboken, NJ, United StatesHQ recorded Sep 28, 20265,001-10,00010,721 contacts →

Exact match

“NiCE is transforming the world with AI that puts people first.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5Exact matchCampbell, CA, United StatesHQ recorded Sep 28, 202610001+8,461 contacts →

Exact match

“24]7.ai™ customer engagement solutions use conversational artificial intelligence to understand customer intent, enabling companies to create personalized, predictive, and…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6Exact matchMenlo Park, CA, United StatesHQ recorded Sep 28, 20265,001-10,0007,347 contacts →

Exact match

“Genesys® empowers more than organizations worldwide to create the best customer and employee experiences.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7Exact matchBelmont, CA, United StatesHQ recorded Sep 28, 20265,001-10,0006,431 contacts →

Exact match

“RingCentral, Inc.(NYSE: RNG) is a global leader in AI–powered customer engagement, delivering an integrated platform for business phone, SMS, contact center, workforce engagement…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 20265,001-10,0006,047 contacts →

Exact match

“Today's leading companies trust Twilio's Customer Engagement Platform (CEP) to build direct, personalized relationships with their customers everywhere in the world.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact matchEnglewood, CO, United StatesHQ recorded Sep 28, 20265,001-10,0005,874 contacts →

Exact match

“CSG is a leader in innovative customer engagement, revenue management and payments solutions that make ordinary customer experiences extraordinary.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10Exact matchNorcross, GA, United StatesHQ recorded Sep 28, 202610001+4,785 contacts →

Exact match

“At Fusion CX, we revolutionize customer experience by blending innovative technology and human connection.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchNew York, NY, United StatesHQ recorded Sep 28, 20261,001-5,0004,513 contacts →

Exact match

“Sprinklr is the definitive, AI-native platform for Unified Customer Experience Management (Unified-CXM), empowering brands to deliver extraordinary experiences at scale, across…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12Exact matchMelville, NY, United StatesHQ recorded Sep 28, 20265,001-10,0003,852 contacts →

Exact match

“Verint helps you deliver AI outcomes now to solve your most pressing CX automation challenges in the contact center and beyond.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13Exact matchNacogdoches, TX, United StatesHQ recorded Sep 28, 20261,001-5,0002,964 contacts →

Exact match

“Etech Global Services delivers customer experience solutions and proprietary AI technology to Fortune 500 companies across telecommunications, healthcare, financial services, and…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14Exact matchBoston, MA, United StatesHQ recorded Sep 28, 20261,001-5,0002,789 contacts →

Exact match

“Klaviyo (NYSE: KVYO) is the autonomous B2C CRM.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15Exact matchSan Ramon, CA, United StatesHQ recorded Sep 28, 20261,001-5,0002,584 contacts →

Exact match

“Five9 provides a comprehensive suite of CX solutions, powered by Five9 Genius AI, to elevate customer experiences that deliver better business outcomes in the era of The New CX.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16Exact matchCampbell, CA, United StatesHQ recorded Sep 28, 20261,001-5,0002,444 contacts →

Exact match

“8x8, Inc.(NASDAQ: EGHT) believes that CX limits were meant to be shattered.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17Exact matchNew York, NY, United StatesHQ recorded Sep 28, 20261,001-5,0002,142 contacts →

Exact match

“Braze is the leading customer engagement platform that empowers brands to Be Absolutely Engaging.™ Braze allows any marketer to collect and take action on any amount of data from…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18Exact matchSan Jose, CA, United StatesHQ recorded Sep 28, 20261,001-5,0002,120 contacts →

Exact match

“Calix is an AI platform company that enables service providers to transform their operations and accelerate delivery of differentiated experiences-so they can compete and win in…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19Exact matchMclean, VA, United StatesHQ recorded Sep 28, 20261,001-5,0002,006 contacts →

Exact match

“Medallia is the enterprise experience platform that turns every signal into decisive action.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20Exact matchRidgefield, CT, United StatesHQ recorded Sep 28, 20261,001-5,0001,777 contacts →

Exact match

“OP360, part of iQor CXBPO™, is a trusted partner in intelligent customer experience solutions for global brands.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21Exact matchManchester, NH, United StatesHQ recorded Sep 28, 20261,001-5,0001,727 contacts →

Exact match

“Sitecore creates digital experiences so powerful they connect the world.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22Exact matchScottsdale, AZ, United StatesHQ recorded Sep 28, 20261,001-5,0001,638 contacts →

Exact match

“Build amazing customer experiences with Nextiva’s AI-powered platform.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23Exact matchSan Ramon, CA, United StatesHQ recorded Sep 28, 20261,001-5,0001,473 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 28, 2026 · View company records in RevenueBase
24Exact matchAustin, TX, United StatesHQ recorded Sep 28, 20261,001-5,0001,470 contacts →

Exact match

“TTEC Digital is a global leader in customer experience orchestration, combining technology and empathy at the point of conversation.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25Exact matchSan Francisco, CA, United StatesHQ recorded Sep 28, 20261,001-5,0001,444 contacts →

Exact match

“We’re Intercom, the AI customer service company helping businesses deliver incredible customer experiences at scale.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

Showing 25 of 1,823 intelligent customer engagement platforms based in the United States

See the full list, filter by size, metro and specialty, and access 126,989 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Intelligent customer engagement platforms based in the United States at a glance

As of Sep 28, 2026
45.6%Verified-email coverage
152.8Average contacts per company
11-50Median size (employees)
9.0%Largest-city concentration · San Francisco
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
676
11-50
683
51-200
285
201-500
76
501-1,000
37
1,001-5,000
46
5,001-10,000
9
10001+
11

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 1,823 companies.

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 “intelligent customer engagement 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 126,989 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 28, 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 “intelligent customer engagement platforms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many intelligent customer engagement platforms are there based in the United States?

RevenueBase identified 1,823 company matches for intelligent customer engagement 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?

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

Which city has the most intelligent customer engagement platforms?

San Francisco leads with 164 company records, followed by New York (142) and Austin (55).

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 126,989 professional contacts with verified work emails tracked across these 1,823 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 28, 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.