Company lists · Data verified August 2026

Top 25 Ad tech platforms based in Canada

Name: Ad tech platforms based in Canada
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 234 companies tracked

There are 234 ad tech platforms headquartered in Canada (RevenueBase, August 2026). RevenueBase tracks 6,631 professional contacts across them, including 2,866 with verified work emails and 1,090 with mobile numbers. Toronto is the largest hub.

This list covers ad tech platforms 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.

234Companies

6,631Contacts tracked

2,866Verified emails

1,090Mobile numbers

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The 25 largest ad tech platforms based in Canada

Ranked by team size

Top 25 of 234 ad tech platforms 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	Centro	Toronto, ON	501-1,000	1,174	23
3	Index Exchange	Kitchener, ON	501-1,000	668	476
4	Broadsign	Montreal, QC	201-500	276	191
5	Accel Digital AD Operations	Toronto, ON	201-500	246	108
6	Thrive Digital	Vancouver, BC	51-200	159	54
7	SABIO	Toronto, ON	51-200	137	99
8	Point2web	Toronto	51-200	111	13
9	Monetizemore	White Rock, BC	51-200	99	23
10	Loknow	Vancouver, BC	51-200	72	46
11	IONIK	Toronto, ON	201-500	70	5
12	Optable	Montreal	51-200	61	38
13	Outedge Media Canada	Toronto, ON	201-500	50	6
14	NOVA	Toronto, ON	11-50	46	17
15	FIFTY	Montreal, QC	51-200	42	29
16	Clearpier Performance	Toronto, ON	51-200	42	26
17	Mundomedia LTD	Richmond Hill, ON	51-200	42	2
18	KIDOZ	Vancouver, BC	51-200	40	29
19	Acquisio	Brossard, QC	11-50	39	7
20	WAR Room	Vancouver, BC	11-50	38	20
21	Responsiveads	Vancouver, BC	11-50	36	19
22	Blockthrough	Toronto, ON	11-50	29	14
23	JBF Digital Marketing	Mississauga, ON	51-200	28	8
24	Trafficjunky	Montreal, QC	201-500	27	2
25	Dandelion INC	Toronto, ON	11-50	24	14

Showing 25 of 234 ad tech platforms based in Canada

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Ad tech platforms based in Canada at a glance

As of Aug 28, 2026

11-50Median size (employees)

TorontoLargest hub · 97 HQs

1,090Contacts with mobile numbers

13Emails re-verified in last 30 days

Companies by employee count

1-10

102

11-50

51-200

201-500

501-1,000

1,001-5,000

10001+

Ad tech platforms by metro

Metro	Companies
Ad tech platforms in Toronto	97
Ad tech platforms in Montreal	31
Ad tech platforms in Vancouver	23
Ad tech platforms in Victoria	8
Ad tech platforms in Calgary	6
Ad tech platforms in Ottawa	5
Ad tech platforms in Richmond Hill	4
Ad tech platforms in Mississauga	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 “ad tech platforms”, 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; 13 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 ad tech platforms are there based in Canada?

There are 234 ad tech platforms 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 ad tech platforms?

Toronto leads with 97 headquartered companies, followed by Montreal (31) and Vancouver (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 2,866 verified decision-maker contacts tracked across these 234 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.