Company lists · Data verified August 2026

Top 20 Activation marketing agencies based in Ottawa, Canada

Name: Activation marketing agencies based in Ottawa, Canada
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 48 companies tracked

There are 48 activation marketing agencies headquartered in Ottawa, Canada (RevenueBase, August 2026). RevenueBase tracks 382 professional contacts across them, including 118 with verified work emails and 34 with mobile numbers. Toronto is the largest hub.

This list covers activation marketing agencies headquartered in Ottawa, 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.

48Companies

382Contacts tracked

118Verified emails

34Mobile numbers

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The 20 largest activation marketing agencies based in Ottawa, Canada

Ranked by team size

Top 20 of 48 activation marketing agencies based in Ottawa, 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	Seoplus	Ottawa, ON	51-200	68	11
2	Onpath Business Solutions	Ottawa, ON	51-200	46	1
3	Acart Communications	Ottawa, ON	51-200	42	27
4	Leadbox	Ottawa, ON	11-50	41	29
5	Mediaplus Advertising	Ottawa	11-50	17	6
6	Mdrn Activations	Ottawa, ON	1-10	17	2
7	Skyfall Blue	Ottawa	51-200	11	4
8	20eight Digital	Ottawa, ON	11-50	9	4
9	LGG Media	Ottawa, ON	11-50	9	4
10	Duco Media & Technology Solutions	Ottawa, ON	1-10	9	2
11	AD Caffeine Digital Marketing	Ottawa, ON	11-50	8	7
12	WSI Estrategies	Ottawa, ON	11-50	7	5
13	Extension Marketing INC	Ottawa, ON	11-50	7	3
14	Chic Swell Event Designers	Ottawa, ON	1-10	7	3
15	Billingham Agency	Ottawa, ON	1-10	4	4
16	ITM Events	Ottawa, ON	1-10	4	1
17	Seed Your Business	Ottawa, ON	11-50	3	2
18	I-Tag Promotions INC	Ottawa, ON	1-10	3	1
19	Troy St. Louis Media & Marketing	Ottawa, ON	1-10	1	1
20	Cashion Marketing	Ottawa, ON	1-10	1	1

Showing 20 of 48 activation marketing agencies based in Ottawa, Canada

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Activation marketing agencies based in Ottawa, Canada at a glance

As of Aug 28, 2026

1-10Median size (employees)

TorontoLargest hub · 617 HQs

34Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

Activation marketing agencies by metro in Canada

Metro	Companies
Activation marketing agencies in Toronto	617
Activation marketing agencies in Montreal	198
Activation marketing agencies in Vancouver	180
Activation marketing agencies in Calgary	94
Activation marketing agencies in Edmonton	53
Activation marketing agencies in Mississauga	53
Activation marketing agencies in Ottawa	48

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 “activation marketing agencies”, with match quality audited by blind human judging, and headquartered in Ottawa, 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; 0 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 activation marketing agencies are there based in Ottawa, Canada?

There are 48 activation marketing agencies headquartered in Ottawa, Canada as of August 2026 (RevenueBase).

What is the largest company on this list?

Seoplus, headquartered in Ottawa, tops this list with the largest team on record.

Which city has the most activation marketing agencies?

Toronto leads with 617 headquartered companies, followed by Montreal (198) and Vancouver (180).

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 118 verified decision-maker contacts tracked across these 48 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.