Company lists · Data verified August 2026

Top 25 Advertising technology platforms based in Toronto, Canada

There are 105 advertising technology platforms headquartered in Toronto, Canada (RevenueBase, August 2026). RevenueBase tracks 4,060 professional contacts across them, including 1,645 with verified work emails and 752 with mobile numbers. Toronto is the largest hub.

This list covers advertising technology platforms headquartered in Toronto, 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.

105Companies
4,060Contacts tracked
1,645Verified emails
752Mobile numbers
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The 25 largest advertising technology platforms based in Toronto, Canada

Ranked by team size
Top 25 of 105 advertising technology platforms based in Toronto, Canada, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#CompanyHQEmployeesContactsVerified emails
1StackadaptToronto, ON1,001-5,0001,6171,084
2CentroToronto, ON501-1,0001,17423
3Accel Digital AD OperationsToronto, ON201-500246108
4SABIOToronto, ON51-20013799
5Motion Creative AnalyticsToronto51-2007664
6IONIKToronto, ON201-500705
7Outedge Media CanadaToronto, ON201-500506
8NOVAToronto, ON11-504617
9Clearpier PerformanceToronto, ON51-2004226
10BlockthroughToronto, ON11-502914
11PDIToronto, ON11-502913
12Dandelion INCToronto, ON11-502414
13Nectar FirstToronto, ON11-501615
14Connected InteractiveToronto, ON11-501512
15Peloton Media NOW Native TouchToronto, ON11-501311
16HATCHToronto, ON11-50139
17Wired Carbon INCToronto, ON11-50126
18AcquireToronto, ON11-50125
19Eightplus Digital MediaToronto, ON11-50123
20Found PerformanceToronto, ON11-50115
21PixfutureToronto, ON11-50114
22DevelopermediaToronto, ON11-50111
23Global TV ExpertsToronto, ON11-50105
24M32 ConnectToronto, ON11-5097
25MPLUSToronto, ON11-5096

Showing 25 of 105 advertising technology platforms based in Toronto, Canada

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Advertising technology platforms based in Toronto, Canada at a glance

As of Aug 28, 2026
11-50Median size (employees)
TorontoLargest hub · 105 HQs
752Contacts with mobile numbers
11Emails re-verified in last 30 days

Companies by employee count

1-10
39
11-50
51
51-200
9
201-500
3
501-1,000
1
1,001-5,000
1

Advertising technology platforms by metro in Canada

MetroCompanies
Advertising technology platforms in Toronto105
Advertising technology platforms in Montreal38
Advertising technology platforms in Vancouver26
Advertising technology platforms in Ottawa8
Advertising technology platforms in Victoria7
Advertising technology platforms in Calgary5
Advertising technology platforms in Mississauga5
Advertising technology platforms in Vaughan4

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 “advertising technology platforms”, with match quality audited by blind human judging, and headquartered in Toronto, 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; 11 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 advertising technology platforms are there based in Toronto, Canada?

There are 105 advertising technology platforms headquartered in Toronto, 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 advertising technology platforms?

Toronto leads with 105 headquartered companies, followed by Montreal (38) and Vancouver (26).

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 1,645 verified decision-maker contacts tracked across these 105 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.