Company lists · Data refreshed September 2026

Top 25 Tax software consulting firms based in Canada

RevenueBase identified 596 company matches for tax software consulting firms associated with Canada as of September 2026 and tracks 4,253 professional contacts across them, including 1,483 with verified work emails. Toronto is the largest hub.

This list covers company matches for tax software consulting firms associated with Canada, 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 September 29, 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 Sep 29, 2026 How this list was built
596Companies
4,253Contacts tracked
1,483Verified emails
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The 25 largest tax software consulting firms based in Canada

Ranked by team size
Top 25 of 596 company matches for tax software consulting firms based in Canada, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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 matchCalgary, AB, CanadaHQ recorded Sep 29, 20265,001-10,000889 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 · Sep 29, 2026 · View company records in RevenueBase
2Exact matchCalgary, AB, CanadaHQ recorded Sep 29, 2026201-500260 contacts →

Exact match

“For more than 70 years, our focus has always been to bring financial peace of mind to our Canadian business owners.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3Exact matchToronto, ON, CanadaHQ recorded Sep 29, 2026201-500135 contacts →

Exact match

“Wolters Kluwer Tax & Accounting Canada is a leading provider of expert solutions for tax, accounting, and audit professionals, offering industry-leading resources that utilize…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4Exact matchOttawa, ON, CanadaHQ recorded Sep 29, 202651-200109 contacts →

Exact match

“Marcil Lavallée est un partenaire engagé qui contribue activement à la réussite de ses clients en anticipant leurs besoins et en leur offrant une gamme complète de solutions…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5Exact matchVancouver, BC, CanadaHQ recorded Sep 29, 202651-20086 contacts →

Exact match

“Located in the heart of Downtown Vancouver, Invictus Accounting Group LLP provides consulting, accounting and tax advisory for publicly listed and privately held companies.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6Exact matchMississauga, ON, CanadaHQ recorded Sep 29, 202651-20082 contacts →

Exact match

“S+C Partners has been providing professional accounting, advisory and tax services across the GTA since 1987.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7Exact matchOttawa, ON, CanadaHQ recorded Sep 29, 202651-20080 contacts →

Exact match

“At Baker Tilly Ottawa LLP, we provide expert tax, assurance, and entrepreneurial services to help your business grow and prosper.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8Exact matchMississauga, ON, CanadaHQ recorded Sep 29, 202651-20072 contacts →

Exact match

“We are an accounting, tax, and business consulting firm based in the Greater Toronto Area, Canada.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9Exact matchEdmonton & Toronto, CanadaHQ recorded Sep 29, 202611-5053 contacts →

Exact match

“At Romanovsky and Associates we are committed to providing high quality services that are needed in today's competitive market place.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact matchBrossard, QC, CanadaHQ recorded Sep 29, 202651-20051 contacts →

Exact match

“Services * Expansion américaine et/ou internationale;* Conformité fiscale américaine (corporative);* Conformité fiscale américaine (individu);* « Snowbirds » et immobilier…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11Exact matchToronto, ON, CanadaHQ recorded Sep 29, 202611-5041 contacts →

Exact match

“Cadesky Tax is an independent tax consulting firm.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12Exact matchWinnipeg, MB, CanadaHQ recorded Sep 29, 202611-5036 contacts →

Exact match

“Public accounting firm.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13Exact matchToronto, ON, CanadaHQ recorded Sep 29, 202611-5031 contacts →

Exact match

“SBLR LLP is a rapidly evolving mid-sized accounting and tax firm that focuses on delivering top service to the small and medium-size entrepreneurial business owner.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchToronto, ON, CanadaHQ recorded Sep 29, 202611-5028 contacts →

Exact match

“In 1990, prestigious accountants Graeme Clark & Richard Horner opened a new kind of firm that extended beyond taxes, to help their clients even more.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchEdmonton, AB, CanadaHQ recorded Sep 29, 202611-5025 contacts →

Exact match

“Gallo LLP is an #accounting firm with offices in both Edmonton and Sherwood Park.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchNorth Vancouver, BC, CanadaHQ recorded Sep 29, 202611-5025 contacts →

Exact match

“At Lawson & Coleman, we work as a team to provide the best service possible to clients and the community.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchLondon, ON, CanadaHQ recorded Sep 29, 202611-5024 contacts →

Exact match

“C&V Income Tax Services is a professional tax service office operating in London, Ontario since 1988.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18Exact matchLasalle, QC, CanadaHQ recorded Sep 29, 202611-5022 contacts →

Exact match

“Founded in 2013, our professional accounting firm is comprised of a dynamic team of professionals and support staff who aim to provide value-added accounting and tax solutions to…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19Exact matchNew Westminster, BC, CanadaHQ recorded Sep 29, 202611-5020 contacts →

Exact match

“Kaushal & Co.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20Exact matchScarborough, ON, CanadaHQ recorded Sep 29, 20261-1020 contacts →

Exact match

“At C-Note Tax Solutions Inc, we proudly file tax returns for all Canadians, no matter where you are located.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21Exact matchMississauga, ON, CanadaHQ recorded Sep 29, 202611-5017 contacts →

Exact match

“Consulting, Business Plans, Bookkeeping, Accounting and Tax Filing Services for small businesses, professionals and individuals.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22Exact matchMississauga, ON, CanadaHQ recorded Sep 29, 202611-5017 contacts →

Exact match

“Taxwide is one of Canada’s leading and fastest growing income tax and accounting firms.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23Exact matchCalgary, AB, CanadaHQ recorded Sep 29, 202611-5016 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24Exact matchNewmarket, ON, CanadaHQ recorded Sep 29, 202611-5016 contacts →

Exact match

“We are guided by our relentless focus on providing superior service, innovation, quality and commitment to our clients.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25Exact matchVictoriaville, QC, CanadaHQ recorded Sep 29, 202651-20015 contacts →

Exact match

“Pellerin Aubert Ramsay Provencher inc, fondé en 1980, a son siège social à Victoriaville.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase

Showing 25 of 596 tax software consulting firms based in Canada

See the full list, filter by size, metro and specialty, and access 1,483 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Tax software consulting firms based in Canada at a glance

As of Sep 29, 2026
34.9%Verified-email coverage
7.1Average contacts per company
1-10Median size (employees)
11.6%Largest-city concentration · Toronto
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
460
11-50
106
51-200
16
201-500
3
5,001-10,000
1

Email recency for this list is measured worldwide rather than for Canada, so it is reported there. Company counts and contact totals on this page are exact for Canada, over 596 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 Canada whose business descriptions match “tax software consulting firms” 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 1,483 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 September 29, 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.

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 software consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many tax software consulting firms are there based in Canada?

RevenueBase identified 596 company matches for tax software consulting firms associated with Canada as of September 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 Canada tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most tax software consulting firms?

Toronto leads with 69 company records, followed by Mississauga (47) and Calgary (34).

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 1,483 professional contacts with verified work emails tracked across these 596 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 September 29, 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.