Company lists · Data refreshed November 2026

Top 25 Ecommerce customer service outsourcers worldwide

RevenueBase identified 5,714 company matches for ecommerce customer service outsourcers worldwide as of November 2026 and tracks 229,462 professional contacts across them, including 19,980 with verified work emails. The United States is the largest market and Lahore the largest hub.

This list covers company matches for ecommerce customer service outsourcers worldwide, 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 November 6, 2026. Country and city lists for ecommerce customer service outsourcers follow the table.

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 Nov 6, 2026 How this list was built
5,714Companies
229,462Contacts tracked
19,980Verified emails
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The 25 largest ecommerce customer service outsourcers worldwide

Ranked by team size
Top 25 of 5,714 company matches for ecommerce customer service outsourcers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchWashington, DC, United StatesHQ recorded Nov 6, 202610001+17,868 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 · Nov 6, 2026 · View company records in RevenueBase
2Exact matchMedellín, ColombiaHQ recorded Nov 6, 202610001+6,207 contacts →

Exact match

“Maximizamos el valor de cada contacto de las empresas con sus clientes, gestionando los procesos de relacionamiento a través de canales tefónicos, virtuales y presenciales.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchKarachi, PakistanHQ recorded Nov 6, 202610001+4,555 contacts →

Exact match

“ibex.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchChelmsford, MA, United StatesHQ recorded Nov 6, 20261,001-5,0004,400 contacts →

Exact match

“We are The Customer Company®, a global leader in Customer Experience (CX), Omnichannel Marketing, Data Services, Customer Care, Fulfillment, and Logistics.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchGiza, EgyptHQ recorded Nov 6, 20265,001-10,0004,129 contacts →

Exact match

“RAYA Customer Experience provides next-generation BPO and customer experience management on behalf of clients across various industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchDallas, TX, United StatesHQ recorded Nov 6, 20261,001-5,0003,517 contacts →

Exact match

“Email: info@Telvista.com Telvista is a premier provider of contact solutions that drive customer loyalty and create competitive advantage for our clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchEagan, BC, United StatesHQ recorded Nov 6, 202610001+3,230 contacts →

Exact match

“Stream Global Services is a premium business process outsource (BPO) service provider specializing in customer relationship management solutions including sales, customer care…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchn/a5,001-10,0003,221 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchBerwyn, PA, United StatesHQ recorded Nov 6, 20265,001-10,0003,116 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 · Nov 6, 2026 · View company records in RevenueBase
10Exact matchGurgaon, IndiaHQ recorded Nov 6, 20261,001-5,0002,876 contacts →

Exact match

“Globiva is India’s most promising & fastest growing Business Process Management (BPM) company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchMedellin, United StatesHQ recorded Nov 6, 202610001+2,377 contacts →

Exact match

“OneLink is the premier partner in outsourced omnichannel customer experience services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchNeenah, CA, United StatesHQ recorded Nov 6, 20261,001-5,0002,341 contacts →

Exact match

“Alta Resources has always worked to be something different.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchToshima-ku, JapanHQ recorded Nov 6, 202610001+2,294 contacts →

Exact match

“transcosmos launched its operations in 1966.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchDes Moines, IA, GuatemalaHQ recorded Nov 6, 20265,001-10,0002,152 contacts →

Exact match

“Regardless of your Company’s size (from Start-ups to Fortune 500), business vertical or service requirements, we act as a seamless extension of your team to help you grow, and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchSan Francisco, CA, United StatesHQ recorded Nov 6, 2026n/a2,072 contacts →

Exact match

“Human-Led, Tech-Powered Customer Service Liveops helps enterprise brands deliver flexible customer service that builds trust, strengthens loyalty, and adapts to changing demand.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchAustin, TX, United StatesHQ recorded Nov 6, 20261,001-5,0002,070 contacts →

Exact match

“SupportNinja provides customer experience and back-office support services for tech companies and startups around the world.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchWaco, United StatesHQ recorded Nov 6, 20265,001-10,0002,055 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 · Nov 6, 2026 · View company records in RevenueBase
18Exact matchSingaporeHQ recorded Nov 6, 20265,001-10,0002,024 contacts →

Exact match

“Empowering Global Brands Through Custom BPO Solutions Gear Inc delivers business process outsourcing solutions designed to meet the unique challenges of leading enterprises.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchBoca Raton, United StatesHQ recorded Nov 6, 20265,001-10,0001,921 contacts →

Exact match

“Award-winning outsourcing partner with two decades of experience operating an exclusively nearshore strategy that delivers better performance, close to home, and at a lower cost.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchBhopal, IndiaHQ recorded Nov 6, 20261,001-5,0001,917 contacts →

Exact match

“Transforming Customer Experiences Worldwide** At Technotask, we've embarked on a journey of exponential growth and innovation since our inception in March 2020.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchDakar, SenegalHQ recorded Nov 6, 20261,001-5,0001,829 contacts →

Exact match

“Leading Customer Experience and Operations outsourcing provider in emerging markets, PCCI Group has quickly emerged as a key player delivering consistent and branded customer…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchLos Angeles, United StatesHQ recorded Nov 6, 20261,001-5,0001,710 contacts →

Exact match

“Awesome OS specializes in high-touch customer experience for hyper-growth internet and eCommerce companies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchEl Paso, United StatesHQ recorded Nov 6, 20261,001-5,0001,611 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 · Nov 6, 2026 · View company records in RevenueBase
24Exact matchTucson, AZ, United StatesHQ recorded Nov 6, 20261,001-5,0001,405 contacts →

Exact match

“BroadPath provides transformational outsourcing and managed services powered by our one-of-a-kind, 100% remote business model.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchCambridge, MA, United StatesHQ recorded Nov 6, 20261,001-5,0001,278 contacts →

Exact match

“Peak Support: A Ubiquity Company is a business process outsourcing (BPO) company growing dedicated to providing exceptional support to high-growth companies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 5,714 ecommerce customer service outsourcers worldwide

See the full list, filter by size, metro and specialty, and access 19,980 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Ecommerce customer service outsourcers worldwide at a glance

As of Nov 6, 2026
8.7%Verified-email coverage
40.2Average contacts per company
11-50Median size (employees)
3.2%Largest-city concentration · Lahore
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,686
11-50
1,954
51-200
1,214
201-500
422
501-1,000
197
1,001-5,000
157
5,001-10,000
34
10001+
26

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for ecommerce customer service outsourcers are linked below.
What qualifies
Company records worldwide whose business descriptions match “ecommerce customer service outsourcers” 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. 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 19,980 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 November 6, 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.

Ecommerce customer service outsourcers by location

26 lists · largest first

Every Ecommerce customer service outsourcers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “ecommerce customer service outsourcers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many ecommerce customer service outsourcers are there worldwide?

RevenueBase identified 5,714 company matches for ecommerce customer service outsourcers worldwide as of November 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?

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

Which country has the most ecommerce customer service outsourcers?

The United States leads with 865 companies, followed by India (687) and Pakistan (491). Every ecommerce customer service outsourcers list by country and city is linked on this page.

Which city has the most ecommerce customer service outsourcers?

Lahore leads with 185 company records, followed by London (88) and Karachi (75).

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 19,980 professional contacts with verified work emails tracked across these 5,714 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 November 6, 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.