Company lists · Data refreshed September 2026

Top 25 Professional outsourcing companies based in India

RevenueBase identified 3,689 professional outsourcing companies headquartered in India as of September 2026 and tracks 217,218 professional contacts across them, including 18,783 with verified work emails. Bangalore is the largest hub.

This list covers professional outsourcing companies headquartered in India, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 21, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 21, 2026 86% judged on-target in blind review
3,689Companies
217,218Contacts tracked
18,783Verified emails
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The 25 largest professional outsourcing companies based in India

Ranked by team size
Top 25 of 3,689 professional outsourcing companies based in India, ranked by team size, largest first. Data refreshed Sep 21, 2026. RevenueBase Smart Search rates how each company's information relates to professional outsourcing companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceBengaluru, IndiaHQ checked Sep 21, 202610001+39,588 contacts →

Indirect evidence

“Infosys BPM Ltd, the business process management subsidiary of Infosys Ltd.(NYSE: INFY), was set up in April 2002.”

Source: RevenueBase Database · checked Sep 21, 2026
2Indirect evidenceMumbai, IndiaHQ checked Sep 21, 202610001+17,257 contacts →

Indirect evidence

“Firstsource Solutions Limited, an RP-Sanjiv Goenka Group company, is a global intelligence partner to enterprises across healthcare, banking and financial services…”

Source: RevenueBase Database · checked Sep 21, 2026
3Partial evidenceNoida, IndiaHQ checked Sep 21, 202610001+14,745 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 21, 2026
4Partial evidenceMumbai, IndiaHQ checked Sep 21, 202610001+4,389 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 21, 2026
5Partial evidenceUdaipur, IndiaHQ checked Sep 21, 20261,001-5,0004,122 contacts →

Partial evidence

“We are a fast-growing BPO & IT outsourcing firm with a team of 2500+ people passionate about data and technology.”

Source: RevenueBase Database · checked Sep 21, 2026
6Indirect evidenceGurgaon, IndiaHQ checked Sep 21, 20261,001-5,0002,605 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 21, 2026
7Indirect evidenceNavi Mumbai, IndiaHQ checked Sep 21, 20265,001-10,0002,392 contacts →

Indirect evidence

“At 1Point1, we empower brands to explore new frontiers, hassle-free.”

Source: RevenueBase Database · checked Sep 21, 2026
8Indirect evidenceBhopal, IndiaHQ checked Sep 21, 20261,001-5,0001,762 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 21, 2026
9Indirect evidenceMumbai, IndiaHQ checked Sep 21, 20265,001-10,0001,757 contacts →

Indirect evidence

“Established in 2004, Capita India is part of Capita plc, the UK's No.”

Source: RevenueBase Database · checked Sep 21, 2026
10Indirect evidenceNavi Mumbai, IndiaHQ checked Sep 21, 202610001+1,725 contacts →

Indirect evidence

“Calibehr is a strategic business solutions provider company that offers end-to-end solutions to organizations for sustainable growth.”

Source: RevenueBase Database · checked Sep 21, 2026
11Indirect evidenceThane - West, IndiaHQ checked Sep 21, 202610001+1,712 contacts →

Indirect evidence

“EOSGlobe is a business process management company offering high-quality services powered by cutting-edge digital technologies.”

Source: RevenueBase Database · checked Sep 21, 2026
12Partial evidenceHyderabad, IndiaHQ checked Sep 21, 202610001+1,646 contacts →

Partial evidence

“NSPIRA Management Services Pvt Ltd offers customized services to organizations that aim for professional excellence.”

Source: RevenueBase Database · checked Sep 21, 2026
13Indirect evidenceAhmedabad, IndiaHQ checked Sep 21, 20261,001-5,0001,615 contacts →

Indirect evidence

“IMS Group is a Global Workforce Solutions company with a mission to accelerate and transform businesses’ way of working through a range of flexible and comprehensive offshoring…”

Source: RevenueBase Database · checked Sep 21, 2026
14Partial evidenceNew Delhi, IndiaHQ checked Sep 21, 20261,001-5,0001,606 contacts →

Partial evidence

“SunTec, a multi-process IT outsourcing company, offers a complete bouquet of services for mobile, web, data solutions, ePublishing, eCommerce and digital marketing.”

Source: RevenueBase Database · checked Sep 21, 2026
15Indirect evidenceNoida (delhi Ncr), IndiaHQ checked Sep 21, 20261,001-5,0001,557 contacts →

Indirect evidence

“The landscape of work has changed.”

Source: RevenueBase Database · checked Sep 21, 2026
16Indirect evidenceMumbai, IndiaHQ checked Sep 21, 202610001+1,466 contacts →

Indirect evidence

“We’re Tech Mahindra Business Process Services.”

Source: RevenueBase Database · checked Sep 21, 2026
17Partial evidenceGurgaon, IndiaHQ checked Sep 21, 20261,001-5,0001,275 contacts →

Partial evidence

“Gemini Solutions is a global IT firm, a leading offshore outsourcing company with a specialized focus in financial services.”

Source: RevenueBase Database · checked Sep 21, 2026
18Partial evidenceNoida, IndiaHQ checked Sep 21, 20261,001-5,0001,202 contacts →

Partial evidence

“ICCS, a Business Process Outsourcing company, proposes to assist your setup by not only executing the typical outsourced BPO services, but by committing to provide the essential…”

Source: RevenueBase Database · checked Sep 21, 2026
19Indirect evidenceNew Delhi, IndiaHQ checked Sep 21, 20261,001-5,0001,166 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 21, 2026
20Indirect evidenceChennai, IndiaHQ checked Sep 21, 20261,001-5,0001,163 contacts →

Indirect evidence

“eNoah is a boutique consulting-led integrated BPO and IT solutions company providing services to Fortune companies in the Integrated Health, Insurance, Manufacturing and…”

Source: RevenueBase Database · checked Sep 21, 2026
21Indirect evidenceGurgaon, IndiaHQ checked Sep 21, 20265,001-10,0001,131 contacts →

Indirect evidence

“Maxicus offers tech-enabled BPM services across industry verticals.”

Source: RevenueBase Database · checked Sep 21, 2026
22Indirect evidenceBangalore, IndiaHQ checked Sep 21, 20261,001-5,000995 contacts →

Indirect evidence

“At Invensis, we solve business inefficiencies.”

Source: RevenueBase Database · checked Sep 21, 2026
23Indirect evidenceChennai, IndiaHQ checked Sep 21, 20261,001-5,000955 contacts →

Indirect evidence

“DesiCrew is an Impact Sourcing service provider incubated out of IIT-Madras.”

Source: RevenueBase Database · checked Sep 21, 2026
24Indirect evidenceGurgaon, IndiaHQ checked Sep 21, 20261,001-5,000946 contacts →

Indirect evidence

“Quatrro is a global services company offering business and knowledge processing services to organizations seeking higher operational effectiveness, greater flexibility and lower…”

Source: RevenueBase Database · checked Sep 21, 2026
25Indirect evidenceUttar Pradesh, IndiaHQ checked Sep 21, 20261,001-5,000934 contacts →

Indirect evidence

“We, at Head Field, are a force to reckon with in offering total staffing solutions to offshore clients.”

Source: RevenueBase Database · checked Sep 21, 2026

Showing 25 of 3,689 professional outsourcing companies based in India

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Professional outsourcing companies based in India at a glance

As of Sep 21, 2026
8.6%Verified-email coverage
58.9Average contacts per company
11-50Median size (employees)
6.0%Largest-city concentration · Bangalore
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
807
11-50
1,501
51-200
819
201-500
265
501-1,000
111
1,001-5,000
130
5,001-10,000
23
10001+
29

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 3,689 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among professional outsourcing companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in India whose own description of what they do matches “professional outsourcing companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names professional outsourcing companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among professional outsourcing companies, and records with no verified work email. Companies headquartered outside India are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 18,783 across the full list. 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.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names professional outsourcing companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many professional outsourcing companies are there based in India?

RevenueBase identified 3,689 professional outsourcing companies headquartered in India as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Infosys BPM, headquartered in Bengaluru, tops this list with the largest team on record.

Which city has the most professional outsourcing companies?

Bangalore leads with 220 headquartered companies, followed by Ahmedabad (213) and Noida (212).

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 18,783 verified decision-maker contacts tracked across these 3,689 companies.

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 Smart Search, 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.