Company lists · Data refreshed September 2026

Top 25 Omnichannel customer service software companies based in the United States

RevenueBase identified 248 company matches for omnichannel customer service software companies associated with the United States as of September 2026 and tracks 26,962 professional contacts across them, including 8,991 with verified work emails. New York is the largest hub.

This list covers company matches for omnichannel customer service software companies 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 29, 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 29, 2026 How this list was built
248Companies
26,962Contacts tracked
8,991Verified emails
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The 25 largest omnichannel customer service software companies based in the United States

Ranked by team size
Top 25 of 248 company matches for omnichannel customer service software companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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 matchBelmont, CA, United StatesHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
2Exact matchSan Ramon, CA, United StatesHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
3Exact matchScottsdale, AZ, United StatesHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
4Exact matchEl Paso, TX, United StatesHQ recorded Sep 29, 20261,001-5,0001,418 contacts →

Exact match

“DATAMARK Inc, a provider of omni-channel contact centers and business process outsourcing (BPO) services since 1989, employs more than at our facilities in the United States…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5Exact matchLouisville, KY, United StatesHQ recorded Sep 29, 20261,001-5,0001,139 contacts →

Exact match

“UnifyCX is a future-ready, next-generation customer experience platform that fuses the best of human expertise with advanced AI technology.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6Exact matchNew York, NY, United StatesHQ recorded Sep 29, 2026501-1,000804 contacts →

Exact match

“The collaborative, AI-powered platform for customer conversations.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7Exact matchAustin, TX, United StatesHQ recorded Sep 29, 2026501-1,000763 contacts →

Exact match

“Khoros' award-winning enterprise software makes it easier for complex brands to engage with customers at scale across digital, social, and brand-owned channels.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8Exact matchChicago, IL, United StatesHQ recorded Sep 29, 202651-200567 contacts →

Exact match

“Call Center Studio is an AI-powered, cloud-based contact center software that redefines how businesses engage with their customers.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9Exact matchTulsa, United StatesHQ recorded Sep 29, 2026n/a377 contacts →

Exact match

“iPacesetters”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact matchSanta Clara, CA, United StatesHQ recorded Sep 29, 2026501-1,000307 contacts →

Exact match

“KANA understands the value of great Customer Service experiences.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11Exact matchSan Francisco, CA, United StatesHQ recorded Sep 29, 2026201-500286 contacts →

Exact match

“UJET is the Experience Center: a cloud-native platform that replaces the fragmented contact center stack.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12Exact matchIndianapolis, IN, United StatesHQ recorded Sep 29, 20261,001-5,000275 contacts →

Exact match

“Genesys acquired Interactive Intelligence in December 2016.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13Exact matchNew York, NY, United StatesHQ recorded Sep 29, 2026201-500259 contacts →

Exact match

“Kustomer is the Intelligent Customer Experience Platform empowering brands to put customers at the center of every interaction.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchSan Mateo, CA, United StatesHQ recorded Sep 29, 2026201-500241 contacts →

Exact match

“Netomi is the enterprise agentic CX platform built for the world's most complex environments.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchAlpharetta, GA, United StatesHQ recorded Sep 29, 202651-200237 contacts →

Exact match

“We solve a critical gap businesses face with employee to client communication, over voice and messaging.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchSan Jose, CA, United StatesHQ recorded Sep 29, 202651-200228 contacts →

Exact match

“Hiver is an AI-native customer service platform built for complex, high-stakes support with cross-team collaboration, automation, and AI that can take on even the hardest requests.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchUniversity City, MO, United StatesHQ recorded Sep 29, 202651-200222 contacts →

Exact match

“As support costs continue to rise, teams are often overburdened, struggling to maintain service levels while navigating increasing ticket volumes, and facing pressure to find…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18Exact matchBoston, MA, United StatesHQ recorded Sep 29, 202651-200213 contacts →

Exact match

“Help Scout is the support platform that helps businesses delight and retain more customers across all their support channels.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19Exact matchMiami, FL, United StatesHQ recorded Sep 29, 202651-200206 contacts →

Exact match

“Botmaker is the most advanced conversational platform that allows you to give smart and fast answers to your customers in all digital channels.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20Exact matchRoswell, GA, United StatesHQ recorded Sep 29, 202651-200187 contacts →

Exact match

“NovelVox is the execution layer for regulated CX.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21Exact matchAtlanta, GA, United StatesHQ recorded Sep 29, 202651-200166 contacts →

Exact match

“At AVOXI, we believe that voice conversations are essential for businesses to connect with customers across the globe.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22Exact matchNorth Bergen, NJ, United StatesHQ recorded Sep 29, 20261,001-5,000152 contacts →

Exact match

“At Premiere Response, we deliver exceptional, omnichannel contact center solutions, infusing your brand’s promise into every customer interaction.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23Exact matchMinneapolis, MN, United StatesHQ recorded Sep 29, 202651-200139 contacts →

Exact match

“Kipsu is pioneering a software-based solution designed to revolutionize how service-driven brands interact with consumers.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24Exact matchLos Angeles, CA, United StatesHQ recorded Sep 29, 202651-200133 contacts →

Exact match

“GoContact is a native Cloud Contact Center Service (CCaaS) solution, with integrated omnichannel and artificial intelligence solutions.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25Exact matchSouthlake, TX, United StatesHQ recorded Sep 29, 202651-200132 contacts →

Exact match

“HappyFox is a global leader in AI-powered customer support software, trusted by organizations across 70+ countries.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase

Showing 25 of 248 omnichannel customer service software companies based in the United States

See the full list, filter by size, metro and specialty, and access 8,991 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Omnichannel customer service software companies based in the United States at a glance

As of Sep 29, 2026
33.3%Verified-email coverage
108.7Average contacts per company
11-50Median size (employees)
6.0%Largest-city concentration · New York
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
53
11-50
91
51-200
70
201-500
14
501-1,000
5
1,001-5,000
11
5,001-10,000
1
10001+
3

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 248 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 “omnichannel customer service software companies” 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 8,991 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 29, 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 “omnichannel customer service software companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many omnichannel customer service software companies are there based in the United States?

RevenueBase identified 248 company matches for omnichannel customer service software companies 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?

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

Which city has the most omnichannel customer service software companies?

New York leads with 15 company records, followed by San Francisco (13) and Miami (9).

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 8,991 professional contacts with verified work emails tracked across these 248 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 29, 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.