Company lists · Data verified August 2026

Top 25 B2B marketing consulting agencies based in Montreal, Canada

Name: B2B marketing consulting agencies based in Montreal, Canada
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 284 companies tracked

There are 284 B2B marketing consulting agencies headquartered in Montreal, Canada (RevenueBase, August 2026). RevenueBase tracks 1,325 professional contacts across them, including 349 with verified work emails and 100 with mobile numbers. Toronto is the largest hub.

This list covers B2B marketing consulting agencies headquartered in Montreal, 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.

284Companies

1,325Contacts tracked

349Verified emails

100Mobile numbers

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The 25 largest B2B marketing consulting agencies based in Montreal, Canada

Ranked by team size

Top 25 of 284 B2B marketing consulting agencies based in Montreal, 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	Connect6 Group	Montreal, QC	201-500	197	17
2	Cleargoals	Montreal, QC	51-200	36	18
3	Zerda Digital	Montreal, QC	11-50	32	17
4	Bang Marketing	Montreal, QC	11-50	31	11
5	DREWW	Montreal, QC	11-50	30	16
6	Webtmize	Montreal, QC	11-50	28	19
7	Karrat Management	Montreal, QC	11-50	27	1
8	AB Marketing	Montreal, QC	1-10	25	6
9	Pénéga	Montreal, QC	11-50	22	13
10	Rinaldi Marketing & Strategy	Montreal, QC	11-50	22	12
11	Speed-Xm	Montreal, QC	11-50	22	5
12	Growth Hacker	Montreal, QC	11-50	21	2
13	Markétika	Montreal, QC	11-50	19	9
14	Prospek	Montreal, QC	11-50	17	11
15	Injini Consulting	Montreal, QC	11-50	17	4
16	Reborn Marketing	Montreal, QC	11-50	17	3
17	ID Impact	Montreal, QC	11-50	16	11
18	Rablab Performance On Search Engines	Montreal, QC	11-50	16	1
19	The UN Known	Montreal, QC	11-50	12	7
20	Sekoia	Montreal, QC	11-50	11	9
21	Propulsio 360	Montreal, QC	11-50	11	6
22	Proximity Agency	Montreal, QC	1-10	10	2
23	Vision Strategy Marketing	Montreal, QC	11-50	9	5
24	Nxstar	Montreal, QC	1-10	9	5
25	Rubix Marketing	Montreal, QC	11-50	8	6

Showing 25 of 284 B2B marketing consulting agencies based in Montreal, Canada

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B2B marketing consulting agencies based in Montreal, Canada at a glance

As of Aug 28, 2026

1-10Median size (employees)

TorontoLargest hub · 859 HQs

100Contacts with mobile numbers

1Emails re-verified in last 30 days

Companies by employee count

1-10

235

11-50

51-200

201-500

B2B marketing consulting agencies by metro in Canada

Metro	Companies
B2B marketing consulting agencies in Toronto	859
B2B marketing consulting agencies in Vancouver	289
B2B marketing consulting agencies in Montreal	284
B2B marketing consulting agencies in Calgary	227
B2B marketing consulting agencies in Ottawa	97
B2B marketing consulting agencies in Mississauga	95
B2B marketing consulting agencies in Edmonton	94
B2B marketing consulting agencies in Winnipeg	55

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 “B2B marketing consulting agencies”, with match quality audited by blind human judging, and headquartered in Montreal, 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; 1 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 B2B marketing consulting agencies are there based in Montreal, Canada?

There are 284 B2B marketing consulting agencies headquartered in Montreal, Canada as of August 2026 (RevenueBase).

What is the largest company on this list?

Connect6 Group, headquartered in Montreal, tops this list with the largest team on record.

Which city has the most B2B marketing consulting agencies?

Toronto leads with 859 headquartered companies, followed by Vancouver (289) and Montreal (284).

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 349 verified decision-maker contacts tracked across these 284 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.