Company lists · Data refreshed September 2026

Top 25 Accounting and consultancy services based in Canada

RevenueBase identified 3,350 accounting and consultancy services headquartered in Canada as of September 2026 and tracks 33,407 professional contacts across them, including 15,638 with verified work emails and 1,689 with mobile numbers. Toronto is the largest hub.

This list covers accounting and consultancy services headquartered in Canada, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 22, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 22, 2026 86% judged on-target in blind review
3,350Companies
33,407Contacts tracked
15,638Verified emails
1,689Mobile numbers
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The 25 largest accounting and consultancy services based in Canada

Ranked by team size
Top 25 of 3,350 accounting and consultancy services based in Canada, ranked by team size, largest first. Data refreshed Sep 22, 2026. RevenueBase Smart Search rates how each company's information relates to accounting and consultancy services: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceCalgary, AB, CanadaHQ checked Sep 22, 20265,001-10,0008,773 contacts →

Partial evidence

“MNP is a leading national accounting, tax and business consulting firm in Canada.”

Source: RevenueBase Database · checked Sep 22, 2026
2Indirect evidenceVancouver, BC, CanadaHQ checked Sep 22, 2026201-500402 contacts →

Indirect evidence

“Crowe MacKay LLP is a vibrant team of trusted advisors in eight cities across western and northern Canada.”

Source: RevenueBase Database · checked Sep 22, 2026
3Partial evidenceOttawa, ON, CanadaHQ checked Sep 22, 2026201-500399 contacts →

Partial evidence

“Welch LLP is a Chartered Public Accounting firm that has deep roots in the communities it serves.”

Source: RevenueBase Database · checked Sep 22, 2026
4Indirect evidenceMontréal, QC, CanadaHQ checked Sep 22, 2026201-500347 contacts →

Indirect evidence

“FBL | SOCIÉTÉ DE COMPTABLES PROFESSIONNELS AGRÉÉS Ayant été désigné comme étant l’un des dix plus grands cabinets au Québec, FBL jouit d’une solide expertise depuis plus de 40 ans.”

Source: RevenueBase Database · checked Sep 22, 2026
5Indirect evidenceMontréal, QC, CanadaHQ checked Sep 22, 2026201-500317 contacts →

Indirect evidence

“Demers Beaulne LLP is a chartered accountants firm.”

Source: RevenueBase Database · checked Sep 22, 2026
6Partial evidenceVancouver, BC, CanadaHQ checked Sep 22, 2026201-500316 contacts →

Partial evidence

“DMCL LLP is a full-service accounting firm dedicated to helping you achieve and exceed your business goals, no matter how ambitious.”

Source: RevenueBase Database · checked Sep 22, 2026
7Indirect evidenceVancouver, BC, CanadaHQ checked Sep 22, 2026201-500296 contacts →

Indirect evidence

“Manning Elliott LLP is considered to be one of the most well-respected and progressive mid-sized firms in the Lower Mainland & Fraser Valley.”

Source: RevenueBase Database · checked Sep 22, 2026
8Partial evidenceToronto, ON, CanadaHQ checked Sep 22, 202651-200265 contacts →

Partial evidence

“As an award-winning public accounting firm, we provide exceptional professional service (by being accessible, responsive and proactive) to meet the special and on-going individual…”

Source: RevenueBase Database · checked Sep 22, 2026
9Indirect evidenceCalgary, AB, CanadaHQ checked Sep 22, 2026201-500260 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 22, 2026
10Indirect evidenceToronto, ON, CanadaHQ checked Sep 22, 2026201-500258 contacts →

Indirect evidence

“At Segal GCSE LLP, we embrace an ambitious firm philosophy: to provide our valued clients with an expansive service experience that enables greater opportunities for growth and…”

Source: RevenueBase Database · checked Sep 22, 2026
11Partial evidenceWaterloo, ON, CanadaHQ checked Sep 22, 20261,001-5,000228 contacts →

Partial evidence

“Recognized as Canada’s mid-market leader for audit, tax and advisory solutions, our association of 24 independent member firms comprises the eighth largest public accounting group…”

Source: RevenueBase Database · checked Sep 22, 2026
12Indirect evidenceEdmonton, AB, CanadaHQ checked Sep 22, 202651-200218 contacts →

Indirect evidence

“Kingston Ross Pasnak offers an array of comprehensive services through our highly skilled professionals.”

Source: RevenueBase Database · checked Sep 22, 2026
13Indirect evidenceMontreal, QC, CanadaHQ checked Sep 22, 202651-200206 contacts →

Indirect evidence

“Basé à Montréal, PSB BOISJOLI S.E.N.C.R.L.”

Source: RevenueBase Database · checked Sep 22, 2026
14Partial evidenceVancouver, BC, CanadaHQ checked Sep 22, 2026201-500199 contacts →

Partial evidence

“Smythe is a BC-based accounting firm recognized for exceptional work in the areas of assurance, taxation and business advisory services for private and public companies…”

Source: RevenueBase Database · checked Sep 22, 2026
15Indirect evidenceToronto, ON, CanadaHQ checked Sep 22, 202651-200192 contacts →

Indirect evidence

“Work together with people excited by your goals and eager to address your unique business needs.”

Source: RevenueBase Database · checked Sep 22, 2026
16Indirect evidenceSainte-marie, QC, CanadaHQ checked Sep 22, 2026201-500170 contacts →

Indirect evidence

“Depuis maintenant plus de 60 ans, BVA a développé une panoplie de services axés sur les préoccupations des entrepreneurs, des professionnels et des dirigeants d’entreprises.”

Source: RevenueBase Database · checked Sep 22, 2026
17Partial evidenceToronto, ON, CanadaHQ checked Sep 22, 202651-200168 contacts →

Partial evidence

“Zeifmans is a full-service tax, accounting and consulting firm based in Toronto, Canada.”

Source: RevenueBase Database · checked Sep 22, 2026
18Indirect evidenceMontréal, QC, CanadaHQ checked Sep 22, 202651-200164 contacts →

Indirect evidence

“BCGO est un cabinet indépendant d’expertise comptable et de services-conseils aux entrepreneurs.”

Source: RevenueBase Database · checked Sep 22, 2026
19Indirect evidenceLévis, QC, CanadaHQ checked Sep 22, 2026201-500163 contacts →

Indirect evidence

“Lemieux Nolet, cabinet de comptables professionnels agréés, œuvre dans le domaine depuis 1949 en vous offrant entre autres des services en certification, fiscalité, évaluation…”

Source: RevenueBase Database · checked Sep 22, 2026
20Indirect evidenceSt. Catharines, ON, CanadaHQ checked Sep 22, 202651-200155 contacts →

Indirect evidence

“BIG ENOUGH TO KNOW.”

Source: RevenueBase Database · checked Sep 22, 2026
21Indirect evidenceRegina, SK, CanadaHQ checked Sep 22, 202651-200146 contacts →

Indirect evidence

“Virtus Group is the largest independent Chartered Professional Accountant and Business Advisory firm in Saskatchewan.”

Source: RevenueBase Database · checked Sep 22, 2026
22Indirect evidenceSudbury, ON, CanadaHQ checked Sep 22, 202651-200137 contacts →

Indirect evidence

“We're FCR, YOUR Chartered Professional Accountants!”

Source: RevenueBase Database · checked Sep 22, 2026
23Indirect evidenceLondon, ON, CanadaHQ checked Sep 22, 202651-200122 contacts →

Indirect evidence

“At Davis Martindale, our accountants work to bring you the peace of mind you’re in search of with a touch of personality.”

Source: RevenueBase Database · checked Sep 22, 2026
24Indirect evidenceSainte-julie, QC, CanadaHQ checked Sep 22, 202651-200120 contacts →

Indirect evidence

“BJC = compétence + connaissance + expérience BJC est un cabinet à guichet unique offrant une gamme complète de services comptables adaptés aux besoins des sociétés privées.”

Source: RevenueBase Database · checked Sep 22, 2026
25Indirect evidenceToronto, ON, CanadaHQ checked Sep 22, 202651-200114 contacts →

Indirect evidence

“McGovern Hurley commenced operations in 1980.”

Source: RevenueBase Database · checked Sep 22, 2026

Showing 25 of 3,350 accounting and consultancy services based in Canada

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Accounting and consultancy services based in Canada at a glance

As of Sep 22, 2026
46.8%Verified-email coverage
5.1%Mobile-number coverage
10.0Average contacts per company
1-10Median size (employees)
10.2%Largest-city concentration · Toronto
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
2,504
11-50
673
51-200
108
201-500
21
501-1,000
2
1,001-5,000
2
5,001-10,000
2

Freshness & accuracy

How recently the business emails were verified and the company information checked

Email last verified

Median 24.0d

Company record updated

Median 78.0d

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among accounting and consultancy services, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Canada whose own description of what they do matches “accounting and consultancy services”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names accounting and consultancy services), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among accounting and consultancy services, and records with no verified work email. Companies headquartered outside Canada are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 15,638 across the full list. 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 22, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names accounting and consultancy services, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many accounting and consultancy services are there based in Canada?

RevenueBase identified 3,350 accounting and consultancy services headquartered in Canada as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

MNP, headquartered in Calgary, tops this list with the largest team on record.

Which city has the most accounting and consultancy services?

Toronto leads with 342 headquartered companies, followed by Calgary (223) and Mississauga (171).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 15,638 verified decision-maker contacts tracked across these 3,350 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 22, 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 Smart Search, 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.