Company lists · Data verified August 2026

Top 25 Customer service software companies based in the United States

Name: Customer service software companies based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 140 companies tracked

There are 140 customer service software companies headquartered in the United States (RevenueBase, August 2026). RevenueBase tracks 4,262 professional contacts across them, including 1,169 with verified work emails and 517 with mobile numbers. San Francisco is the largest hub.

This list covers customer service 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. Data current as of August 28, 2026.

140Companies

4,262Contacts tracked

1,169Verified emails

517Mobile numbers

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The 25 largest customer service software companies based in the United States

Ranked by team size

Top 25 of 140 customer service software companies based in the United States, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Supportninja	Austin, TX	1,001-5,000	1,695	547
2	Kana Software	Santa Clara, CA	501-1,000	306	23
3	HIVER	San Jose, CA	51-200	229	24
4	Help Scout	Boston, MA	51-200	216	94
5	KIPSU	Minneapolis, MN	51-200	138	108
6	tawk.to	Las Vegas, NV	201-500	129	28
7	Aventus	Charleston, SC	201-500	115	18
8	PYLON	San Francisco	51-200	95	59
9	Bayside Support Services LLC	Davie, FL	51-200	83	42
10	Deskpro	Austin, TX	51-200	74	40
11	acquire.io	San Francisco, CA	201-500	56	7
12	Kayako	Austin, TX	51-200	56	1
13	Issuetrak	Virginia Beach, VA	11-50	41	20
14	Richpanel	San Jose, CA	11-50	33	15
15	Desk365	n/a	11-50	31	11
16	Canyon GBS	Mesa, AZ	11-50	29	18
17	Adrenaline Technologies	Alpharetta, GA	51-200	22	12
18	80024support.com	San Diego, CA	51-200	22	1
19	Solvpath	New York, NY	11-50	21	13
20	Channels	San Francisco, CA	11-50	19	7
21	Parature	Reston, VA	51-200	16	1
22	Isupport Software	Vancouver, WA	11-50	15	9
23	ATLAS	Pleasanton, CA	11-50	15	6
24	Advantage 360	Rancho Cucamonga, CA	11-50	13	4
25	desk.com	Melville, NY	51-200	13	1

Showing 25 of 140 customer service software companies based in the United States

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Customer service software companies based in the United States at a glance

As of Aug 28, 2026

11-50Median size (employees)

San FranciscoLargest hub · 13 HQs

517Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

Customer service software companies by metro

Metro	Companies
Customer service software companies in San Francisco	13
Customer service software companies in New York	8
Customer service software companies in Austin	7
Customer service software companies in San Jose	6
Customer service software companies in Las Vegas	4
Customer service software companies in Tampa	4
Customer service software companies in Sunnyvale	3
Customer service software companies in Chicago	3

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “customer service software companies”, with match quality audited by blind human judging, and headquartered in the United States.
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: Contact records re-verify on a rolling cadence; 0 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

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

There are 140 customer service software companies headquartered in the United States as of August 2026 (RevenueBase).

What is the largest company on this list?

Supportninja, headquartered in Austin, tops this list with the largest team on record.

Which city has the most customer service software companies?

San Francisco leads with 13 headquartered companies, followed by New York (8) and Austin (7).

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 1,169 verified decision-maker contacts tracked across these 140 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.