Company lists · Data refreshed September 2026

Top 25 Outsourced customer support companies based in India

RevenueBase identified 789 company matches for outsourced customer support companies associated with India as of September 2026 and tracks 47,751 professional contacts across them, including 2,422 with verified work emails. Bangalore is the largest hub.

This list covers company matches for outsourced customer support companies associated with India, 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 21, 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 21, 2026 How this list was built
789Companies
47,751Contacts tracked
2,422Verified emails
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The 25 largest outsourced customer support companies based in India

Ranked by team size
Top 25 of 789 company matches for outsourced customer support companies based in India, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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 matchNoida, IndiaHQ recorded Sep 21, 202610001+14,745 contacts →

Exact match

“iEnergizer is a leading Business Process Outsourcing provider (“BPO”) of customer management solutions dedicated to delivering performance while actively supporting and advocating…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2Exact matchMumbai, IndiaHQ recorded Sep 21, 202610001+4,389 contacts →

Exact match

“Startek is a leading global provider of technology-enabled business process outsourcing solutions.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3Exact matchBhopal, IndiaHQ recorded Sep 21, 20261,001-5,0001,762 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 · Sep 21, 2026 · View company records in RevenueBase
4Exact matchNew Delhi, IndiaHQ recorded Sep 21, 20261,001-5,0001,166 contacts →

Exact match

“JindalX, part of OP Jindal Group, is a global service company creating success stories for over 20 years.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5Exact matchHyderabad, IndiaHQ recorded Sep 21, 20261,001-5,0001,076 contacts →

Exact match

“Even the markets know that we’re the good call’!”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6Exact matchNoida, IndiaHQ recorded Sep 21, 20261,001-5,000863 contacts →

Exact match

“inTarvo stands for our core ideology of Delivering Value (inT+arvo=Integration + Value).”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7Exact matchChandigarh, IndiaHQ recorded Sep 21, 20265,001-10,000801 contacts →

Exact match

“Acquired by Fusion BPO in 2021”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8Exact matchGurgaon, IndiaHQ recorded Sep 21, 20261,001-5,000488 contacts →

Exact match

“Welcome to the India page of Transcom!”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9Exact matchNoida, IndiaHQ recorded Sep 21, 20265,001-10,000467 contacts →

Exact match

“DigiTech is one of the fastest growing Outsourcing & Offsourcing company in Delhi/NCR.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10Exact matchBangalore, IndiaHQ recorded Sep 21, 20261,001-5,000455 contacts →

Exact match

“ExpertCallers, a Flatworld Solutions company, is a well-established and reputed modern day call center outsourcing company.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11Exact matchBangalore, IndiaHQ recorded Sep 21, 20261,001-5,000340 contacts →

Exact match

“We specialize in end-to-end outsourcing across all industries and functions, including: Customer Support & Call Center Inbound/outbound call handling, technical support, live…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12Exact matchAhmedabad, IndiaHQ recorded Sep 21, 2026201-500284 contacts →

Exact match

“The Home for Your Dream Job”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13Exact matchMumbai, IndiaHQ recorded Sep 21, 2026201-500257 contacts →

Exact match

“Pinnacle Global provides outsourcing/offshoring services to businesses all around the globe.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14Exact matchNoida, IndiaHQ recorded Sep 21, 20261,001-5,000245 contacts →

Exact match

“At reboot XP, we are not just another customer experience company; we are pioneers in the digital business service landscape, poised to revolutionize how businesses engage with…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15Exact matchJaipur, IndiaHQ recorded Sep 21, 2026201-500239 contacts →

Exact match

“UNIRE is a Business Process Outsourcing Company and offers a combination of operational excellence and expertise in different areas.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16Exact matchIndore, IndiaHQ recorded Sep 21, 202651-200186 contacts →

Exact match

“Task Source is a rapidly growing Business Process Outsourcing company in Indore, delivering Back Office support, IT Support, Website Development, Digital Marketing, Data Entry…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17Exact matchNoida, IndiaHQ recorded Sep 21, 2026501-1,000184 contacts →

Exact match

“Radiate E Services Pvt.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18Exact matchMumbai, IndiaHQ recorded Sep 21, 2026201-500163 contacts →

Exact match

“Excel Infoways Ltd is a Leading Customer Contact Centre providing Voice Based Services in the areas of Collections, Telemarketing and Customer Care.It offers a range of customer…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19Exact matchBangalore, IndiaHQ recorded Sep 21, 2026201-500161 contacts →

Exact match

“Trupp Global Technologies is a global Business Process Outsourcing (BPO) and IT services company supporting startups, SMEs, and enterprises.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20Exact matchNavi Mumbai, IndiaHQ recorded Sep 21, 20261,001-5,000144 contacts →

Exact match

“Finmech Business Services Pvt Ltd is a leading AI-enabled BPO and Call Center services provider, helping businesses improve customer engagement, increase sales conversions, and…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21Exact matchVisakhapatnam, IndiaHQ recorded Sep 21, 2026201-500144 contacts →

Exact match

“Precistat is a customer experience (CX) consultancy firm.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22Exact matchChennai, IndiaHQ recorded Sep 21, 20261,001-5,000141 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 21, 2026 · View company records in RevenueBase
23Exact matchThane, IndiaHQ recorded Sep 21, 202651-200140 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24Exact matchMohali, IndiaHQ recorded Sep 21, 202651-200133 contacts →

Exact match

“At Incinque Business Solutions Pvt.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25Exact matchNew Delhi, IndiaHQ recorded Sep 21, 2026201-500129 contacts →

Exact match

“Ebullient Services provides clients with successful business process outsourcing (BPO) solutions.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase

Showing 25 of 789 outsourced customer support companies based in India

See the full list, filter by size, metro and specialty, and access 2,422 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Outsourced customer support companies based in India at a glance

As of Sep 21, 2026
5.1%Verified-email coverage
60.5Average contacts per company
11-50Median size (employees)
8.5%Largest-city concentration · Bangalore
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
161
11-50
305
51-200
184
201-500
71
501-1,000
26
1,001-5,000
34
5,001-10,000
3
10001+
4

Email recency for this list is measured worldwide rather than for India, so it is reported there. Company counts and contact totals on this page are exact for India, over 789 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 India whose business descriptions match “outsourced customer support 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 2,422 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 21, 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 “outsourced customer support companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many outsourced customer support companies are there based in India?

RevenueBase identified 789 company matches for outsourced customer support companies associated with India 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?

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

Which city has the most outsourced customer support companies?

Bangalore leads with 67 company records, followed by Noida (57) and New Delhi (51).

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 2,422 professional contacts with verified work emails tracked across these 789 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 21, 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.