Company lists · Data verified August 2026

Top 25 Demand side platform agencies based in Canada

Name: Demand side platform agencies based in Canada
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 266 companies tracked

There are 266 demand side platform agencies headquartered in Canada (RevenueBase, August 2026). RevenueBase tracks 4,696 professional contacts across them, including 2,460 with verified work emails and 869 with mobile numbers. Toronto is the largest hub.

This list covers demand side platform agencies 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.

266Companies

4,696Contacts tracked

2,460Verified emails

869Mobile numbers

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The 25 largest demand side platform agencies based in Canada

Ranked by team size

Top 25 of 266 demand side platform agencies 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	Stackadapt	Toronto, ON	1,001-5,000	1,617	1,084
2	Index Exchange	Kitchener, ON	501-1,000	668	476
3	Accel Digital AD Operations	Toronto, ON	201-500	246	108
4	Thrive Digital	Vancouver, BC	51-200	159	54
5	Monetizemore	White Rock, BC	51-200	99	23
6	Grenis Media	Concord, ON	11-50	81	9
7	Loknow	Vancouver, BC	51-200	72	46
8	Optable	Montreal	51-200	61	38
9	Reshift Media INC	Toronto, ON	11-50	47	37
10	Globalwide Media	Victoria, BC	51-200	43	26
11	Acquisio	Brossard, QC	11-50	39	7
12	WAR Room	Vancouver, BC	11-50	38	20
13	Adbutler	Victoria	11-50	31	6
14	PDI	Toronto, ON	11-50	29	13
15	Search Gather	Toronto, ON	11-50	28	11
16	JBF Digital Marketing	Mississauga, ON	51-200	28	8
17	Trafficjunky	Montreal, QC	201-500	27	2
18	Growrev	Vancouver, BC	11-50	23	16
19	Billboardplanet	Vancouver	51-200	20	8
20	a4g.com	Montreal, QC	11-50	19	2
21	In Front Marketing	Calgary, AB	11-50	16	10
22	Connected Interactive	Toronto, ON	11-50	15	12
23	Society, ETC	Toronto, ON	11-50	15	7
24	Fidelitix	Montreal, QC	11-50	15	2
25	Feast Interactive INC	Markham, ON	11-50	14	8

Showing 25 of 266 demand side platform agencies based in Canada

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Demand side platform agencies based in Canada at a glance

As of Aug 28, 2026

1-10Median size (employees)

TorontoLargest hub · 93 HQs

869Contacts with mobile numbers

2Emails re-verified in last 30 days

Companies by employee count

1-10

163

11-50

51-200

201-500

501-1,000

1,001-5,000

Demand side platform agencies by metro

Metro	Companies
Demand side platform agencies in Toronto	93
Demand side platform agencies in Vancouver	31
Demand side platform agencies in Montreal	23
Demand side platform agencies in Calgary	12
Demand side platform agencies in Ottawa	9
Demand side platform agencies in Victoria	6
Demand side platform agencies in Mississauga	4
Demand side platform agencies in London	4

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 “demand side platform agencies”, 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; 2 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 demand side platform agencies are there based in Canada?

There are 266 demand side platform agencies headquartered in Canada as of August 2026 (RevenueBase).

What is the largest company on this list?

Stackadapt, headquartered in Toronto, tops this list with the largest team on record.

Which city has the most demand side platform agencies?

Toronto leads with 93 headquartered companies, followed by Vancouver (31) and Montreal (23).

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 2,460 verified decision-maker contacts tracked across these 266 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.