Company lists · Data refreshed November 2026

Top 25 Tax preparation software support providers worldwide

RevenueBase identified 759 company matches for tax preparation software support providers worldwide as of November 2026 and tracks 74,405 professional contacts across them, including 9,446 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for tax preparation software support providers 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 November 5, 2026. Country and city lists for tax preparation software support providers 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 Nov 5, 2026 How this list was built
759Companies
74,405Contacts tracked
9,446Verified emails
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The 25 largest tax preparation software support providers worldwide

Ranked by team size
Top 25 of 759 company matches for tax preparation software support providers worldwide, 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 matchKansas City, MO, United StatesHQ recorded Nov 5, 202610001+64,430 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 · Nov 5, 2026 · View company records in RevenueBase
2Exact matchKansas City, MO, United StatesHQ recorded Nov 5, 20261,001-5,0001,450 contacts →

Exact match

“We are Block Advisors by H&R Block.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3Exact matchCalgary, AB, CanadaHQ recorded Nov 5, 20265,001-10,000894 contacts →

Exact match

“We’re Canada’s leading tax preparation firm for over 60 years – delivering value to Canadians by our expertise and knowledge in handling all tax situations and by our commitment…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4Exact matchFranklin, United StatesHQ recorded Nov 5, 2026501-1,000579 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 · Nov 5, 2026 · View company records in RevenueBase
5Exact matchThornleigh, AustraliaHQ recorded Nov 5, 2026501-1,000463 contacts →

Exact match

“As Australia’s largest preparer of personal income tax returns, with over 400 offices across Australia, expert help is never far away.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6Exact matchDallas, TX, United StatesHQ recorded Nov 5, 202651-200385 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 · Nov 5, 2026 · View company records in RevenueBase
7Exact matchAugusta, GA, IndiaHQ recorded Nov 5, 2026201-500307 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 · Nov 5, 2026 · View company records in RevenueBase
8Exact matchMumbai, IndiaHQ recorded Nov 5, 2026501-1,000247 contacts →

Exact match

“Providing tax preparation products and solutions to the accounting profession to increase productivity.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9Exact matchMumbai, IndiaHQ recorded Nov 5, 2026n/a237 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 · Nov 5, 2026 · View company records in RevenueBase
10Exact matchAhmedabad, IndiaHQ recorded Nov 5, 2026201-500208 contacts →

Exact match

“Inventyv Software Services Pvt.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11Exact matchUnited StatesHQ recorded Nov 5, 202651-200191 contacts →

Exact match

“Background TaxHawk, Inc.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchFranklin, NC, United StatesHQ recorded Nov 5, 20261,001-5,000163 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 · Nov 5, 2026 · View company records in RevenueBase
13Exact matchLathrop, CA, United StatesHQ recorded Nov 5, 202651-200138 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 · Nov 5, 2026 · View company records in RevenueBase
14Exact matchHouston, TX, United StatesHQ recorded Nov 5, 202611-5088 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 · Nov 5, 2026 · View company records in RevenueBase
15Exact matchDelray Beach, FL, United StatesHQ recorded Nov 5, 202611-5079 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16Exact matchAmsterdam, NetherlandsHQ recorded Nov 5, 202651-20067 contacts →

Exact match

“Iedereen heeft recht op een optimale fiscale aangifte.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17Exact matchClifton, NJ, United StatesHQ recorded Nov 5, 202611-5035 contacts →

Exact match

“For many years PRECISION ACCOUNTING has been helping individuals, families and small businesses in the community prepare their taxes.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18Exact matchBirmingham, AL, United StatesHQ recorded Nov 5, 202611-5031 contacts →

Exact match

“Provide tax preparation and planning services to businesses and individuals.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19Exact matchOxnard, CA, United StatesHQ recorded Nov 5, 202611-5024 contacts →

Exact match

“FileYourTaxes.com is a faster, convenient, contemporary, and hassle-free way to file taxes.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20Exact matchReno, NV, United StatesHQ recorded Nov 5, 202611-5020 contacts →

Exact match

“Thanks to our DIY intuitive tax software, US expat taxes couldn't be easier or faster.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21Exact matchUnited StatesHQ recorded Nov 5, 202651-20018 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22Exact matchGreeceHQ recorded Nov 5, 202611-5017 contacts →

Exact match

“PROSVASIS is the only company that offers tax-accounting, functional and easy-to-use software products, which are updated promptly based on the Ministry of Finance decision.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23Exact matchDhaka, BangladeshHQ recorded Nov 5, 202611-5016 contacts →

Exact match

“bdtax.com is the first online tax preparation, processing, and payment software for Bangladesh.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24Exact matchCalgary, AB, CanadaHQ recorded Nov 5, 202611-5015 contacts →

Exact match

“TaxCycle creates professional tax software for Canadian tax preparers, bookkeepers and accountants.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25Exact matchAthens, GA, United StatesHQ recorded Nov 5, 20261-1015 contacts →

Exact match

“Whether you need help with your tax returns, assistance with back-office accounting, or financial advice and guidance for your business, you can trust our team’s expertise and…”

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

Showing 25 of 759 tax preparation software support providers worldwide

See the full list, filter by size, metro and specialty, and access 9,446 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Tax preparation software support providers worldwide at a glance

As of Nov 5, 2026
12.7%Verified-email coverage
98.0Average contacts per company
1-10Median size (employees)
2.6%Largest-city concentration · Houston
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
519
11-50
170
51-200
37
201-500
9
501-1,000
4
1,001-5,000
2
5,001-10,000
1
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 software support providers are linked below.
What qualifies
Company records worldwide whose business descriptions match “tax preparation software support providers” 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 9,446 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 preparation software support providers by location

2 lists · largest first

Every Tax preparation software support providers 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 software support providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many tax preparation software support providers are there worldwide?

RevenueBase identified 759 company matches for tax preparation software support providers worldwide 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?

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 software support providers?

The United States leads with 575 companies, followed by Canada (53). Every tax preparation software support providers list by country and city is linked on this page.

Which city has the most tax preparation software support providers?

Houston leads with 20 company records, followed by New York (14) and Atlanta (10).

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 9,446 professional contacts with verified work emails tracked across these 759 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.