Company lists · Data refreshed November 2026

Top 19 Professional services consultancies based in Canada

Name: Professional services consultancies based in Canada
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 2,298 companies tracked

RevenueBase identified 2,298 company matches for professional services consultancies associated with Canada as of November 2026 and tracks 51,676 professional contacts across them, including 23,434 with verified work emails. Toronto is the largest hub.

This list covers company matches for professional services consultancies 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 November 6, 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 Nov 6, 2026 How this list was built

2,298Companies

51,676Contacts tracked

23,434Verified emails

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The 19 largest professional services consultancies based in Canada

Ranked by team size

Top 19 of 2,298 company matches for professional services consultancies based in Canada, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	PWC Canada	Exact match	Toronto, CanadaHQ recorded Nov 6, 2026	5,001-10,000	5,901 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	BDO Canada	Exact match	Toronto, ON, CanadaHQ recorded Nov 6, 2026	1,001-5,000	5,079 contacts →
	Exact match “Canada’s Top 100 Employers 2025 I 2024 I 2023 I 2022 BDO Canada LLP is a leading provider of professional services to clients across a variety of sectors and segments.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Lgs, An IBM Company	Exact match	Québec, QC, CanadaHQ recorded Nov 6, 2026	501-1,000	751 contacts →
	Exact match “A consulting firm providing technology solutions and advisory services to both private and public sector organizations.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Crowe Mackay LLP	Exact match	Vancouver, BC, CanadaHQ recorded Nov 6, 2026	201-500	422 contacts →
	Exact match “Crowe MacKay LLP is a vibrant team of trusted advisors in eight cities across western and northern Canada.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	FBL S.E.N.C.R.L. Société DE Comptables Professionnels Agréés	Exact match	Montréal, QC, CanadaHQ recorded Nov 6, 2026	201-500	349 contacts →
	Exact match “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 45 ans.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Dmcl Chartered Professional Accountants	Exact match	Vancouver, BC, CanadaHQ recorded Nov 6, 2026	201-500	341 contacts →
	Exact match “DMCL LLP is a full-service accounting firm dedicated to helping you achieve and exceed your business goals, no matter how ambitious.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Optimus SBR	Exact match	Toronto, ON, CanadaHQ recorded Nov 6, 2026	201-500	335 contacts →
	Exact match “Optimus SBR is Canada’s largest independent management consulting firm.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Collins Barrow	Exact match	Waterloo, ON, CanadaHQ recorded Nov 6, 2026	1,001-5,000	227 contacts →
	Exact match “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…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Smythe LLP	Exact match	Vancouver, BC, CanadaHQ recorded Nov 6, 2026	201-500	203 contacts →
	Exact match “Smythe is a BC-based accounting firm recognized for exceptional work in the areas of assurance, taxation, and business advisory services for private companies, family-owned…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Mercer Canada	Exact match	Toronto, ON, CanadaHQ recorded Nov 6, 2026	10001+	192 contacts →
	Exact match “At Mercer, A Marsh business, we’re helping our clients realize their investment objectives, shape the future of work, and enhance health and retirement outcomes for their people.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	BVA	Exact match	Sainte-marie, QC, CanadaHQ recorded Nov 6, 2026	201-500	182 contacts →
	Exact match “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.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Hcsc INC	Exact match	Longueuil, QC, CanadaHQ recorded Nov 6, 2026	n/a	181 contacts →
	Exact match “Services-conseils en optimisation de processus d'affaires, comptabilité, financement, démarrage d'entreprise, implantation de logiciel de gestion intégrée et recrutement.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Zeifmans	Exact match	Toronto, ON, CanadaHQ recorded Nov 6, 2026	51-200	180 contacts →
	Exact match “Zeifmans is a full-service tax, accounting and consulting firm based in Toronto, Canada.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Bcgo S.E.N.C.R.L	Exact match	Montréal, QC, CanadaHQ recorded Nov 6, 2026	51-200	167 contacts →
	Exact match “BCGO est un cabinet indépendant d’expertise comptable et de services-conseils aux entrepreneurs.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	CSI Group INC	Exact match	Toronto, ON, CanadaHQ recorded Nov 6, 2026	1,001-5,000	139 contacts →
	Exact match “A global company with local focus in each geography across the Globe.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Amyot Gélinas	Exact match	Ste-agathe-des-monts, QC, CanadaHQ recorded Nov 6, 2026	51-200	115 contacts →
	Exact match “Dès la création du cabinet Amyot Gélinas il y a maintenant plus de 30 ans, notre rêve était de grandir avec notre clientèle et de développer avec elle un partenariat fondé sur le…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Novipro	Exact match	Montreal, QC, CanadaHQ recorded Nov 6, 2026	51-200	111 contacts →
	Exact match “WELCOME TO NOVIPRO'S WORLD OF INNOVATION Welcome to a universe where vision, innovation and transformation are at the heart of every project.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	KLB Group Canada	Exact match	Montréal, QC, CanadaHQ recorded Nov 6, 2026	501-1,000	106 contacts →
	Exact match “KLB Group is the specialist of project implementation for businesses and public sector.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Melo LLP	Exact match	Leamington, ON, CanadaHQ recorded Nov 6, 2026	51-200	104 contacts →
	Exact match “With a deep affinity for progress and bold entrepreneurialism, Melo LLP is an integrated, multidisciplinary team committed to driving business sustainability and growth.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “professional services consultancies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 19 of 2,298 professional services consultancies based in Canada

See the full list, filter by size, metro and specialty, and access 23,434 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Professional services consultancies based in Canada at a glance

As of Nov 6, 2026

45.3%Verified-email coverage

22.5Average contacts per company

1-10Median size (employees)

23.3%Largest-city concentration · Toronto

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

1,639

11-50

482

51-200

117

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

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 2,298 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 “professional services consultancies” 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 23,434 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 6, 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.

Professional services consultancies by metro

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 “professional services consultancies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many professional services consultancies are there based in Canada?

RevenueBase identified 2,298 company matches for professional services consultancies associated with Canada 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?

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

Which city has the most professional services consultancies?

Toronto leads with 536 company records, followed by Montreal (216) and Calgary (173).

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 23,434 professional contacts with verified work emails tracked across these 2,298 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 6, 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.