Company lists · Data refreshed October 2026

Top 15 International tax accounting firms based in Montreal, Canada

RevenueBase identified 94 company matches for international tax accounting firms associated with Montreal, Canada as of October 2026 and tracks 882 professional contacts across them, including 441 with verified work emails. Across Canada, Toronto is the largest hub for this category (179 companies); Montreal has 94.

This list covers company matches for international tax accounting firms associated with Montreal, 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 October 1, 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 Oct 1, 2026 How this list was built
94Companies
882Contacts tracked
441Verified emails
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The 15 largest international tax accounting firms based in Montreal, Canada

Ranked by team size
Top 15 of 94 company matches for international tax accounting firms based in Montreal, Canada, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 1, 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 matchMontreal, QC, CanadaHQ recorded Oct 1, 20261,001-5,00046 contacts →

Exact match

“Palmarès des 100 meilleurs employeurs 2026 | 2025 I 2024 I 2023 I 2022 BDO Canada s.r.l./S.E.N.C.R.L.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
2Exact matchMontreal, QC, CanadaHQ recorded Oct 1, 202611-5024 contacts →

Exact match

“Founded in Montréal in 1932, UHY Victor (formerly Victor & Gold) is a highly respected firm of Chartered Professional Accountants committed to providing a comprehensive range of…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
3Exact matchMontreal, QC, CanadaHQ recorded Oct 1, 202611-5019 contacts →

Exact match

“Boily, Handfield CPA Inc, a corporation of chartered professional accountants and Boily Handfield Inc, a legal firm, are proud to operate under the Boily Handfield banner.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
4Exact matchMontreal, QC, CanadaHQ recorded Oct 1, 202611-5013 contacts →

Exact match

“Founded in 1988, our industry leading law firm provides sophisticated cross border and domestic tax, estate planning, immigration and real estate legal services to high net-worth…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
5Exact matchMontreal, QC, CanadaHQ recorded Oct 1, 202611-5010 contacts →

Exact match

“Profidential Inc is an accounting company based out of 9470 L'Acadie Blvd, Montreal, Quebec, Canada.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
6Exact matchMontreal, QC, CanadaHQ recorded Oct 1, 20261-1010 contacts →

Exact match

“Que ce soit pour votre entreprise ou pour des services fiscaux personnalisés, notre équipe compétente et dédiée vous propose des services sur mesure qui vous permettront…”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
7Exact matchMontreal, QC, CanadaHQ recorded Oct 1, 202651-20010 contacts →

Exact match

“Le 1er septembre 2015, les cabinets Rocheleau Labranche CPA inc.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
8Exact matchMontreal, QC, CanadaHQ recorded Oct 1, 20261-109 contacts →

Exact match

“Le Groupe G.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
9Exact matchMontreal, QC, CanadaHQ recorded Oct 1, 202611-509 contacts →

Exact match

“BRUNET ROY DUBÉ, CPA s.e.n.c.r.l.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
10Exact matchMontreal, QC, CanadaHQ recorded Oct 1, 202611-509 contacts →

Exact match

“COMTAX Since 1986 For over 20 years our team has excelled at looking at taxation from a different perspective.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
11Exact matchMontreal, QC, CanadaHQ recorded Oct 1, 20261-107 contacts →

Exact match

“For all your accounting needs.If you don't necessarily love doing your taxes (or have an accounting degree), you've come to the right place.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
12Exact matchMontreal, QC, CanadaHQ recorded Oct 1, 202611-505 contacts →

Exact match

“Lotfi, Rafla and associates S.A.R.F.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
13Exact matchMontreal, QC, CanadaHQ recorded Oct 1, 20261-104 contacts →

Exact match

“The convergence of DRTP Consulting’s tax, accounting and economics expertise makes a difference.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
14Exact matchMontreal, QC, CanadaHQ recorded Oct 1, 20261-104 contacts →

Exact match

“Nous sommes une firme de Comptable professionnel agréé basé à Montréal, notre champ d'expertise: Comptabilité, Audit / certification, Fiscalité, Services conseils.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase
15Exact matchMontreal, QC, CanadaHQ recorded Oct 1, 20261-103 contacts →

Exact match

“Notre cabinet vise à offrir un service de très haute qualité à un prix concurrentiel, qui est personnalisé aux besoins de nos clients.”

Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase

Showing 15 of 94 international tax accounting firms based in Montreal, Canada

See the full list, filter by size, metro and specialty, and access 441 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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International tax accounting firms based in Montreal, Canada at a glance

As of Oct 1, 2026
50.0%Verified-email coverage
9.4Average contacts per company
1-10Median size (employees)
Oct 1, 2026Page data refreshed

Companies by employee count

1-10
65
11-50
23
51-200
2
201-500
1
1,001-5,000
1

Email recency for this list is measured across the whole Canada list rather than for Montreal, so it is reported there. Company counts and contact totals on this page are exact for Montreal, over 94 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 Montreal, Canada whose business descriptions match “international tax accounting 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 441 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 1, 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 “international tax accounting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many international tax accounting firms are there based in Montreal, Canada?

RevenueBase identified 94 company matches for international tax accounting firms associated with Montreal, Canada 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?

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

Which city in Canada has the most international tax accounting firms?

Toronto leads Canada with 179 company records, followed by Mississauga (106) and Calgary (101). Montreal has 94.

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 441 professional contacts with verified work emails tracked across these 94 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 1, 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.