Company lists · Data verified August 2026

Top 25 Business consulting firms based in Canada

Name: Business consulting firms based in Canada
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 4,889 companies tracked

There are 4,889 business consulting firms headquartered in Canada (RevenueBase, August 2026). RevenueBase tracks 27,400 professional contacts across them, including 7,987 with verified work emails and 3,400 with mobile numbers. Toronto is the largest hub.

This list covers business consulting firms headquartered in Canada, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

4,889Companies

27,400Contacts tracked

7,987Verified emails

3,400Mobile numbers

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The 25 largest business consulting firms based in Canada

Ranked by team size

Top 25 of 4,889 business consulting firms based in Canada, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	TENEO	Montreal, QC	1,001-5,000	1,913	1,434
2	BBA Consultants	Edmonton, AB	1,001-5,000	1,851	964
3	The Acquisition Group	Victoria, BC	201-500	348	67
4	Optimus SBR	Toronto, ON	201-500	313	222
5	Corporate Renaissance Group	Ottawa, ON	51-200	281	24
6	TACT	Montreal, QC	51-200	174	100
7	ORG	Toronto	1,001-5,000	137	34
8	BIG Bang	n/a	51-200	114	59
9	Axsium Group	Toronto, ON	51-200	106	69
10	Procyon Technostructure	Toronto, ON	51-200	104	15
11	The Barrington Consulting Group	Mississauga, ON	51-200	93	75
12	Advention	Vancouver, BC	51-200	78	43
13	Contrive Datum Insights Pvt. LTD	Vancouver, BC	51-200	72	1
14	Brio Boutique DE Management	Montreal, QC	51-200	67	44
15	The Poirier Group	Toronto, ON	51-200	65	41
16	Teamwork Canada	Montreal, QC	501-1,000	59	30
17	Altifica	Vieux-Montreal, QC	51-200	53	31
18	Tjene Corp	Toronto, ON	51-200	52	32
19	Prosomo INC	Gatineau, QC	51-200	49	4
20	Maplesoft Group, An SEB Company	Calgary, AB	51-200	46	19
21	Cansulta	Toronto	201-500	45	5
22	LMI Canada	Newmarket, ON	51-200	43	21
23	Outliers Mining Solutions	Stratford, ON	51-200	41	37
24	M3p	Montreal, QC	51-200	36	13
25	IMC IAN Murray & CO LTD	Edmonton, AB	51-200	35	27

Showing 25 of 4,889 business consulting firms based in Canada

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Business consulting firms based in Canada at a glance

As of Aug 28, 2026

1-10Median size (employees)

TorontoLargest hub · 1139 HQs

3,400Contacts with mobile numbers

39Emails re-verified in last 30 days

Companies by employee count

1-10

4,028

11-50

692

51-200

114

201-500

501-1,000

1,001-5,000

10001+

Business consulting firms by metro

Metro	Companies
Business consulting firms in Toronto	1139
Business consulting firms in Montreal	487
Business consulting firms in Calgary	396
Business consulting firms in Vancouver	357
Business consulting firms in Ottawa	204
Business consulting firms in Edmonton	131
Business consulting firms in Mississauga	129
Business consulting firms in Quebec	101

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “business consulting firms”, with match quality audited by blind human judging, and headquartered in Canada.
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: Contact records re-verify on a rolling cadence; 39 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many business consulting firms are there based in Canada?

There are 4,889 business consulting firms headquartered in Canada as of August 2026 (RevenueBase).

What is the largest company on this list?

TENEO, headquartered in Montreal, tops this list with the largest team on record.

Which city has the most business consulting firms?

Toronto leads with 1139 headquartered companies, followed by Montreal (487) and Calgary (396).

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 7,987 verified decision-maker contacts tracked across these 4,889 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.