Company lists · Data refreshed November 2026

Top 24 Tax processing outsourcing companies based in India

RevenueBase identified 469 company matches for tax processing outsourcing companies associated with India as of November 2026 and tracks 4,974 professional contacts across them, including 1,121 with verified work emails. Ahmedabad is the largest hub.

This list covers company matches for tax processing outsourcing 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 November 5, 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 Nov 5, 2026 How this list was built
469Companies
4,974Contacts tracked
1,121Verified emails
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The 24 largest tax processing outsourcing companies based in India

Ranked by team size
Top 24 of 469 company matches for tax processing outsourcing companies based in India, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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 matchAhmedabad, IndiaHQ recorded Nov 5, 20261,001-5,000829 contacts →

Exact match

“KMK Ventures is a leading Outsourced Accounting & Tax solutions company providing services to clients based out of USA.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2Exact matchNoida, IndiaHQ recorded Nov 5, 2026501-1,000527 contacts →

Exact match

“Global FPO is an Accounting, Bookkeeping and Tax Consulting, and outsourcing company that helps CPAs, accounting firms, small and mid-sized businesses, and startups strengthen…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3Exact matchHyderabad, IndiaHQ recorded Nov 5, 2026201-500178 contacts →

Exact match

“H&R Block Hyderabad is a capability center providing tax, bookkeeping and technology services to our parent company, H&R Block, Inc (ticker: HRB).”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4Exact matchChennai, IndiaHQ recorded Nov 5, 202651-20098 contacts →

Exact match

“Ventura Pranas is a cross-border advisory firm providing specialised solutions to individuals and companies across the US, India, and Singapore.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5Exact matchCoimbatore, IndiaHQ recorded Nov 5, 202651-20096 contacts →

Exact match

“Relativity is self-funded, profitable, and steadily moving towards Best Compliance.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6Exact matchNoida, IndiaHQ recorded Nov 5, 202651-20095 contacts →

Exact match

“We add value to CFO’s and Accounts Team by solving following problems and more through our value added services: Subjectivity (or favoritism) in transaction processing Delay in…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7Exact matchAhmedabad, IndiaHQ recorded Nov 5, 202651-20075 contacts →

Exact match

“Virtual Accounting Solution LLP (VASL) is knowledge driven, highly reliable and technically advanced accounting outsourcing company offering bookkeeping, accounting, tax returns…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8Exact matchMumbai, IndiaHQ recorded Nov 5, 202651-20074 contacts →

Exact match

“TMSL is a modern-day Tax Technology firm that provides tax services- technologically.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9Exact matchAhmedabad, IndiaHQ recorded Nov 5, 202651-20074 contacts →

Exact match

“We are a full-service outsourcing firm catering to US-based CPA, EA, Tax, and accounting firms.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10Exact matchNoida, IndiaHQ recorded Nov 5, 202611-5062 contacts →

Exact match

“Especia Associates LLP is a group of qualified professionals providing highly customized and efficient financial advice to various organizations on Income Tax Returns, Internal…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11Exact matchAhmedabad, IndiaHQ recorded Nov 5, 202651-20052 contacts →

Exact match

“AccountsBytes believes in INTACT a.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchBangalore, IndiaHQ recorded Nov 5, 202651-20047 contacts →

Exact match

“We are a professional accounting and taxation outsourcing firm providing dedicated support to Australian and New Zealand Public Practicing firms and Registered Tax Agents.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13Exact matchBengaluru South, IndiaHQ recorded Nov 5, 202611-5037 contacts →

Exact match

“FIBACT is formed with the objective to provide Bookkeeping, Accounting and Tax Compliance Services to Accounting Firms, Small and Medium Enterprises in US & India.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14Exact matchNew Delhi, IndiaHQ recorded Nov 5, 202611-5035 contacts →

Exact match

“An accounting and business process outsourcing firm based in India.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15Exact matchNoida, IndiaHQ recorded Nov 5, 202611-5034 contacts →

Exact match

“Neil Accountants offers business process outsourcing services that help accounting firms reduce costs and improve efficiency through professional and reliable accounting and…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16Exact matchMumbai, IndiaHQ recorded Nov 5, 202611-5032 contacts →

Exact match

“Shah Consultancy is a wholly owned by Chartered Accountants and Certified Chartered Accountants having experience of over 28 years old.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17Exact matchMumbai, IndiaHQ recorded Nov 5, 202611-5032 contacts →

Exact match

“Financial Process Outsourcing, Payroll, Taxation, IFRS implementation and guidance, US GAAP, Book-keeping Double entry & single entry, bank reconciliation, credit card…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18Exact matchGurgaon, IndiaHQ recorded Nov 5, 202611-5029 contacts →

Exact match

“AccounTX is a global accounting, tax, and compliance service provider managed by fellow members of ICAI and ICSI who have vast experience in the industry as well as in the…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19Exact matchSurat, IndiaHQ recorded Nov 5, 202611-5028 contacts →

Exact match

“At Capthical, we understand that outsourcing is about adding value and enhancing efficiency.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20Exact matchNoida, IndiaHQ recorded Nov 5, 202651-20026 contacts →

Exact match

“Enablizer is a corporate advisory entity, with extensive experience in managing outsourced functions for growing number of businesses, Certified Public Accountants (CPAs)…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21Exact matchBangalore, IndiaHQ recorded Nov 5, 202611-5022 contacts →

Exact match

“Kalkura Associates is a company based out of NO 28, Bengaluru, Karnataka, India.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22Exact matchKolkata, IndiaHQ recorded Nov 5, 202611-5021 contacts →

Exact match

“Synergy Accounting Services is a young and fast growing finance and accounts outsourcing company primarily dealing with CPAs and accounting firms across the United States of…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23Exact matchBangalore, IndiaHQ recorded Nov 5, 202611-5017 contacts →

Exact match

“Welcome to AccountsPoint, a premier Business Process Outsourcing firm specializing in Taxation, Accounting & Bookkeeping, Payroll Accounting, and Transaction Processing…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24Exact matchBangalore, IndiaHQ recorded Nov 5, 202611-5017 contacts →

Exact match

“Accounting To India is professionally managed Finance and Accounts outsourcing company based in Bangalore, India.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

Showing 24 of 469 tax processing outsourcing companies based in India

See the full list, filter by size, metro and specialty, and access 1,121 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Tax processing outsourcing companies based in India at a glance

As of Nov 5, 2026
22.5%Verified-email coverage
10.6Average contacts per company
11-50Median size (employees)
13.6%Largest-city concentration · Ahmedabad
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
221
11-50
189
51-200
45
201-500
8
501-1,000
2
1,001-5,000
1
10001+
1

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 469 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 “tax processing outsourcing 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 1,121 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 5, 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.

Tax processing outsourcing companies by metro

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 “tax processing outsourcing companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many tax processing outsourcing companies are there based in India?

RevenueBase identified 469 company matches for tax processing outsourcing companies associated with India 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?

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

Which city has the most tax processing outsourcing companies?

Ahmedabad leads with 64 company records, followed by Hyderabad (39) and New Delhi (39).

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 1,121 professional contacts with verified work emails tracked across these 469 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 5, 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.