Company lists · Data refreshed September 2026

Top 25 Customer retention outsourcing firms based in the United States

RevenueBase identified 224 company matches for customer retention outsourcing firms associated with the United States as of September 2026 and tracks 12,143 professional contacts across them, including 1,234 with verified work emails. New York is the largest hub.

This list covers company matches for customer retention outsourcing firms 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
224Companies
12,143Contacts tracked
1,234Verified emails
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The 25 largest customer retention outsourcing firms based in the United States

Ranked by team size
Top 25 of 224 company matches for customer retention outsourcing firms 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 matchBerwyn, PA, United StatesHQ recorded Sep 28, 20265,001-10,0002,774 contacts →

Exact match

“Advanced Call Center Technologies, LLC (ACT) is a premier provider of domestic (USA), near shore and far shore outsourced call center services to the financial services, mortgage…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2Exact matchWaco, TX, United StatesHQ recorded Sep 28, 20265,001-10,0001,710 contacts →

Exact match

“Support Services Group (SSG) helps businesses accelerate growth and earn customers for life through high-touch, outsourced engagement center services.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3Exact matchDoral, FL, United StatesHQ recorded Sep 28, 20261,001-5,000902 contacts →

Exact match

“Our Company Inktel is a leading business process outsourcer that specializes in creating personalized call center solutions which enable our clients to increase market share…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4Exact matchSalisbury, NC, United StatesHQ recorded Sep 28, 2026501-1,000542 contacts →

Exact match

“We are customer service experts.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5Exact matchColumbus, OH, United StatesHQ recorded Sep 28, 20261,001-5,000515 contacts →

Exact match

“ContactUs Communications is a U.S.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6Exact matchBloomington, MN, United StatesHQ recorded Sep 28, 20261,001-5,000354 contacts →

Exact match

“For over 35 years, The Connection has made a name for ourselves becoming one of the top industry partners to Fortune 500 companies looking to outsource their contact center…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7Exact matchMaryland Heights, MO, United StatesHQ recorded Sep 28, 2026201-500234 contacts →

Exact match

“Customer Direct, founded in 1997, empowers its clients to make better business decisions.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8Exact matchWestminster, CO, United StatesHQ recorded Sep 28, 2026201-500181 contacts →

Exact match

“Signia aims to provide marketing services to targeted business environments in the US.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact matchMelville, NY, United StatesHQ recorded Sep 28, 20261,001-5,000161 contacts →

Exact match

“For over three decades, RUI has empowered teams just like yours by delivering strategy and technology through outsourced customer experience management and demand generation.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10Exact matchRocky Hill, CT, United StatesHQ recorded Sep 28, 202651-200138 contacts →

Exact match

“ebbo is an all-in-one loyalty company that has helped leading brands build unforgettable customer experiences for over two decades.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchClaremont, CA, United StatesHQ recorded Sep 28, 2026201-500137 contacts →

Exact match

“Balboa Digital Provides Trusted, Compliant, Effective Call Center Services Get to know Balboa Digital - Our experience, expertise, and innovative call technology, set us apart.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12Exact matchMoorpark, CA, United StatesHQ recorded Sep 28, 20261,001-5,000116 contacts →

Exact match

“EBusiness BPO, powered by AZPIRED is a cutting edge leader in the contact service vertical.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13Exact matchFountain Valley, CA, United StatesHQ recorded Sep 28, 2026201-500105 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14Exact matchPine Brook, NJ, United StatesHQ recorded Sep 28, 2026201-50093 contacts →

Exact match

“Rymax is a woman-owned, WBE-certified leader in loyalty marketing to corporate America.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15Exact matchFrisco, TX, United StatesHQ recorded Sep 28, 202651-20090 contacts →

Exact match

“Brierley, a Capillary company, is transforming loyalty by turning client challenges into successful and profitable loyalty solutions around the world.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16Exact matchPhoenix, AZ, United StatesHQ recorded Sep 28, 202651-20078 contacts →

Exact match

“Companies are always in search of ways to grow their customer base.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17Exact matchMentor, OH, United StatesHQ recorded Sep 28, 202651-20066 contacts →

Exact match

“Ver-A-Fast is an outsourced customer support partner that feels in-house.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18Exact matchSarasota, FL, United StatesHQ recorded Sep 28, 2026201-50065 contacts →

Exact match

“At Yeetiq, We believe that your customers are our biggest assets and we see value in keeping them happy.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19Exact matchCherry Hill, NJ, United StatesHQ recorded Sep 28, 202651-20065 contacts →

Exact match

“When it comes to telling our story, no one does it better than our clients.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20Exact matchDanville, KY, United StatesHQ recorded Sep 28, 202611-5059 contacts →

Exact match

“AllCall solutions give our clients flexibility and support to sustain a positive customer experience every time the phone rings.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21Exact matchFreeport, IL, United StatesHQ recorded Sep 28, 202651-20056 contacts →

Exact match

“Nationwide Inbound has been serving clients of all sizes since 1997.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22Exact matchMelville, NY, United StatesHQ recorded Sep 28, 202651-20036 contacts →

Exact match

“NetTel USA, Inc, is a privately owned and operated, New York State Corporation dedicated to providing superior customer service.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23Exact matchWayne, PA, United StatesHQ recorded Sep 28, 20261,001-5,00036 contacts →

Exact match

“Veldos provides outsourced business solutions to clients across the collections, customer relationship management, and healthcare sectors.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24Exact matchSt. Charles, MO, United StatesHQ recorded Sep 28, 202651-20035 contacts →

Exact match

“CS Solutions offers quality customer service outsourcing to Fortune 500 companies as well as locally owned businesses.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25Exact matchMelbourne, FL, United StatesHQ recorded Sep 28, 202651-20032 contacts →

Exact match

“Magellan Solutions USA is a global leader in contact/call center, business process outsourcing, and efficiency consultant services.”

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

Showing 25 of 224 customer retention outsourcing firms based in the United States

See the full list, filter by size, metro and specialty, and access 1,234 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Customer retention outsourcing firms based in the United States at a glance

As of Sep 28, 2026
10.2%Verified-email coverage
54.2Average contacts per company
11-50Median size (employees)
2.7%Largest-city concentration · New York
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
62
11-50
67
51-200
51
201-500
22
501-1,000
7
1,001-5,000
11
5,001-10,000
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 224 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 “customer retention outsourcing firms” 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 1,234 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 “customer retention outsourcing firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many customer retention outsourcing firms are there based in the United States?

RevenueBase identified 224 company matches for customer retention outsourcing firms 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?

Advanced Call Center Technologies, LLC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most customer retention outsourcing firms?

New York leads with 6 company records, followed by Phoenix (5) and Austin (4).

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 1,234 professional contacts with verified work emails tracked across these 224 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.