Company lists · Data refreshed September 2026
Top 25 Customer service solution providers based in India
RevenueBase identified 974 customer service solution providers headquartered in India as of September 2026 and tracks 84,850 professional contacts across them, including 4,175 with verified work emails. Noida is the largest hub.
This list covers customer service solution providers 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 19, 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.
The 25 largest customer service solution providers based in India
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 14,745 contacts → | ||||
Strong 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 19, 2026Thanks. The Data Team will review it. | |||||
| 2 | 7,313 contacts → | ||||
Strong evidence “We are an end-to-end Customer Experience (CX) solutions provider offering omni-channel solutions along various customer interaction touch-points from customer sales and support…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 3 | 3,346 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 4 | 2,392 contacts → | ||||
Indirect evidence “At 1Point1, we empower brands to explore new frontiers, hassle-free.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 5 | 1,978 contacts → | ||||
Indirect evidence “At TVS Electronics, our driving philosophy is one of evolution: infinite evolution.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 6 | 1,762 contacts → | ||||
Partial 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 19, 2026Thanks. The Data Team will review it. | |||||
| 7 | 1,166 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 19, 2026Thanks. The Data Team will review it. | |||||
| 8 | 1,076 contacts → | ||||
Indirect evidence “Even the markets know that we’re the good call’!” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 9 | 863 contacts → | ||||
Indirect evidence “inTarvo stands for our core ideology of Delivering Value (inT+arvo=Integration + Value).” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 10 | 801 contacts → | ||||
Indirect evidence “Acquired by Fusion BPO in 2021” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 11 | 649 contacts → | ||||
Partial evidence “We at Girnar Care work towards customer satisfaction and it is also a center of customer excellence.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 12 | 591 contacts → | ||||
Partial evidence “At Ocube Services, we’re redefining the way businesses grow by offering cost-effective, transformative and tailored CX solutions.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 13 | 488 contacts → | ||||
Indirect evidence “Welcome to the India page of Transcom!” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 14 | 467 contacts → | ||||
Partial evidence “WyzMindz Solutions Pvt.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 15 | 467 contacts → | ||||
Indirect evidence “DigiTech is one of the fastest growing Outsourcing & Offsourcing company in Delhi/NCR.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 16 | 455 contacts → | ||||
Partial evidence “ExpertCallers, a Flatworld Solutions company, is a well-established and reputed modern day call center outsourcing company.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 17 | 395 contacts → | ||||
Indirect evidence “As a company with the potential to establish a strong foothold within the BPO domain Mervice promises to go beyond ensuring quality inbound and outbound services.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 18 | 389 contacts → | ||||
Partial evidence “UnifyCX is a future-ready, next-generation customer experience platform that fuses the best of human expertise with advanced AI technology.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 19 | 381 contacts → | ||||
Partial evidence “KServe BPO Private Limited is Business Solutions Provider with a consistent track-record of highly successful multi-lingual campaigns for its clients, not just in India but also…” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 20 | 377 contacts → | ||||
Indirect evidence “Nimbus BPO is open for small business to large business houses.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 21 | 366 contacts → | ||||
Partial evidence “We envision a world where every customer feels, to the brands they trust.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 22 | 348 contacts → | ||||
Strong evidence “CSInfocomm: Elevating Customer Experience, Redefining Solutions CSInfocomm is a dynamic Solution Provider renowned for elevating customer experience through innovative solutions.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 23 | 332 contacts → | ||||
Indirect evidence “The SmartConnect!” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 24 | 324 contacts → | ||||
Indirect evidence “Tata Business Services & Support Limited is a consumer services company based out of 1-8-371 Gowra Trinity Sp Road, Hyderabad, Andhra Pradesh, India.” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
| 25 | 284 contacts → | ||||
Indirect evidence “The Home for Your Dream Job” Source: RevenueBase Database · checked Sep 19, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: customer service solution providers. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names customer service solution providers.
- Partial evidence
- Its own public description names part of customer service solution providers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name customer service solution providers. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 974 customer service solution providers based in India
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Customer service solution providers based in India at a glance
As of Sep 19, 2026Companies by employee count
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 974 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 customer service solution providers, 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 “customer service solution providers”. 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 customer service solution providers), 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 customer service solution providers, 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, 4,175 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 19, 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.
Customer service solution providers by metro
- Customer service solution providers in Noida80
- Customer service solution providers in Bangalore64
- Customer service solution providers in Mumbai61
- Customer service solution providers in Pune59
- Customer service solution providers in New Delhi53
- Customer service solution providers in Hyderabad49
- Customer service solution providers in Kolkata48
- Customer service solution providers in Chennai46
- Customer service solution providers in Delhi28
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 customer service solution providers, 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 customer service solution providers are there based in India?
RevenueBase identified 974 customer service solution providers 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?
Ienergizer, headquartered in Noida, tops this list with the largest team on record.
Which city has the most customer service solution providers?
Noida leads with 80 headquartered companies, followed by Bangalore (64) and Mumbai (61).
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 4,175 verified decision-maker contacts tracked across these 974 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 19, 2026.
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Customer service solution providers by geography
- Customer service solution providers based in Bangalore, India
- Customer service solution providers based in Chennai, India
- Customer service solution providers based in Mumbai, India
- Customer service solution providers based in New Delhi, India
- Customer service solution providers based in Noida, India
- Customer service solution providers based in Pune, India
- Customer service solution providers based in Atlanta, United States
- Customer service solution providers based in Austin, United States
- Customer service solution providers based in Chicago, United States
- Customer service solution providers based in Houston, United States
- Customer service solution providers based in Miami, United States
- Customer service solution providers based in New York, United States
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.
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