Company lists · Data refreshed October 2026

Top 25 Tax preparation and filing software companies worldwide

RevenueBase identified 1,082 company matches for tax preparation and filing software companies worldwide as of October 2026 and tracks 79,881 professional contacts across them, including 9,209 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for tax preparation and filing software companies 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 October 20, 2026. Country and city lists for tax preparation and filing software companies 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 Oct 20, 2026 How this list was built
1,082Companies
79,881Contacts tracked
9,209Verified emails
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The 25 largest tax preparation and filing software companies worldwide

Ranked by team size
Top 25 of 1,082 company matches for tax preparation and filing software companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 20, 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 matchKansas City, MO, United StatesHQ recorded Oct 20, 202610001+60,358 contacts →

Exact match

“H&R Block’s purpose is simple: To provide help and inspire confidence in our clients and communities everywhere.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
2Exact matchFranklin, United StatesHQ recorded Oct 20, 2026501-1,000569 contacts →

Exact match

“Drake Software, a private company founded in 1977, provides software solutions to over tax and accounting firms that file more than 40 million tax returns every year.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
3Exact matchBerlin, GermanyHQ recorded Oct 20, 2026201-500378 contacts →

Exact match

“Taxfix is Europe’s leading financial platform for digital tax solutions, with over 8 million tax returns submitted and more than 4,5 billion euros in refunds facilitated for our…”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
4Exact matchDallas, TX, United StatesHQ recorded Oct 20, 202651-200373 contacts →

Exact match

“TaxAct helps everyday Americans get every tax advantage they deserve by finding credits and deductions they never even knew existed.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
5Exact matchMangaluru, IndiaHQ recorded Oct 20, 2026201-500320 contacts →

Exact match

“Winman Software India LLP, based in Mangaluru, is engaged in developing and distributing standardized software products with a special focus on income tax software for the Indian…”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
6Exact matchAugusta, GA, IndiaHQ recorded Oct 20, 2026201-500306 contacts →

Exact match

“For 60 years, TaxSlayer has been empowering Americans to take control of their taxes with easy-to-use, reliable software backed by U.S-based support.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
7Exact matchIrvine, CA, United StatesHQ recorded Oct 20, 2026501-1,000275 contacts →

Exact match

“SurePrep was founded in 2002 and is the leader in 1040 productivity for CPA firms.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
8Exact matchIstanbul, TürkiyeHQ recorded Oct 20, 202651-200257 contacts →

Exact match

“SNI is a Computer Technology Corporation providing Tax Compliance and Regulatory Reporting softwares, interfaces and technologies around the world.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
9Exact matchJaipur, IndiaHQ recorded Oct 20, 2026201-500256 contacts →

Exact match

“Indian tax laws are a maze of deadlines, exemptions and penalties, making it difficult for the taxpayer to file their ITR.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
10Exact matchMumbai, IndiaHQ recorded Oct 20, 2026n/a230 contacts →

Exact match

“Welcome to TaxBuddy, your one-stop solution for all your tax preparation and filing needs- happy users across 2600 towns in India - 4.9 star Google rating from customers - Led by…”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
11Exact matchAhmedabad, IndiaHQ recorded Oct 20, 2026201-500204 contacts →

Exact match

“Inventyv Software Services Pvt.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
12Exact matchSan Francisco, FL, United StatesHQ recorded Oct 20, 202651-200190 contacts →

Exact match

“Instead is where tax work gets done.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
13Exact matchUnited StatesHQ recorded Oct 20, 202651-200182 contacts →

Exact match

“Background TaxHawk, Inc.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
14Exact matchFranklin, NC, United StatesHQ recorded Oct 20, 20261,001-5,000162 contacts →

Exact match

“Taxwell is a leading digital tax filing platform formed in 2022 from the combination of Drake Software® and TaxAct®.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
15Exact matchRosenheim, GermanyHQ recorded Oct 20, 2026201-500157 contacts →

Exact match

“Agenda ist einer der führenden Software-Anbieter für die steuer- und wirtschaftsberatenden Berufe.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
16Exact matchLathrop, CA, United StatesHQ recorded Oct 20, 202651-200137 contacts →

Exact match

“CrossLink Professional Tax Solutions (CPTS) is a leading provider of professional tax software solutions for professional tax preparers across the United States.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
17Exact matchNew York, NY, United StatesHQ recorded Oct 20, 202651-200108 contacts →

Exact match

“april partners with wealth management firms, banks, and SMB platforms to embed tax filing, planning, and insights directly into the financial platforms people use every day to…”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
18Exact matchCollege Station, TX, United StatesHQ recorded Oct 20, 202611-50107 contacts →

Exact match

“Holistiplan, a tax planning software solution, helps financial planners be more comprehensive AND more efficient.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
19Exact matchCoconut Grove, FL, United StatesHQ recorded Oct 20, 202651-20088 contacts →

Exact match

“Tickmark’s flagship application, Taxfyle, was launched in 2015 as the “easiest way to file your taxes”.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
20Exact matchDelray Beach, FL, United StatesHQ recorded Oct 20, 202611-5078 contacts →

Exact match

“Sigma Tax Pro serves professional Tax Preparers, Accountants, and CPAs with industry-leading software solutions.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
21Exact matchValley Stream, NY, United StatesHQ recorded Oct 20, 202651-20077 contacts →

Exact match

“Tax Consulting Services Individual Tax Return Preparation * Electronic Filing * Refund Anticipation Loans * Same Day Refund Anticipation Loans * Refund Anticipation Checks * State…”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
22Exact matchHouston, TX, United StatesHQ recorded Oct 20, 202611-5077 contacts →

Exact match

“Colbert/Ball Tax Service understands that whenever a customer visits their location for service, the client will be immediately assisted by a trained professional.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
23Exact matchUnited StatesHQ recorded Oct 20, 20261,001-5,00075 contacts →

Exact match

“ITR Platform”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
24Exact matchAhmedabad, IndiaHQ recorded Oct 20, 202611-5073 contacts →

Exact match

“With over 2 million happy taxpayers, Quicko is India's fastest-growing tax platform.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase
25Exact matchAmsterdam, NetherlandsHQ recorded Oct 20, 202651-20068 contacts →

Exact match

“Iedereen heeft recht op een optimale fiscale aangifte.”

Recorded in the RevenueBase company graph · Oct 20, 2026 · View company records in RevenueBase

Showing 25 of 1,082 tax preparation and filing software companies worldwide

See the full list, filter by size, metro and specialty, and access 9,209 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Tax preparation and filing software companies worldwide at a glance

As of Oct 20, 2026
11.5%Verified-email coverage
73.8Average contacts per company
1-10Median size (employees)
1.9%Largest-city concentration · Houston
Oct 20, 2026Page data refreshed

Companies by employee count

1-10
734
11-50
252
51-200
59
201-500
18
501-1,000
4
1,001-5,000
5
5,001-10,000
2
10001+
2

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 tax preparation and filing software companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “tax preparation and filing software 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. 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 9,209 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 October 20, 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 preparation and filing software companies by location

3 lists · largest first

Every Tax preparation and filing software companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 preparation and filing software companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many tax preparation and filing software companies are there worldwide?

RevenueBase identified 1,082 company matches for tax preparation and filing software companies worldwide as of October 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?

H&r Block tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most tax preparation and filing software companies?

The United States leads with 668 companies, followed by Canada (58) and India (48). Every tax preparation and filing software companies list by country and city is linked on this page.

Which city has the most tax preparation and filing software companies?

Houston leads with 21 company records, followed by New York (16) and Atlanta (12).

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 9,209 professional contacts with verified work emails tracked across these 1,082 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 October 20, 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.