Company lists · Data verified August 2026

Top 9 Application security testing companies based in Toronto, Canada

Name: Application security testing companies based in Toronto, Canada
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 35 companies tracked

There are 35 application security testing companies headquartered in Toronto, Canada (RevenueBase, August 2026). RevenueBase tracks 105 professional contacts across them, including 18 with verified work emails and 11 with mobile numbers. Toronto is the largest hub.

This list covers application security testing companies 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.

35Companies

105Contacts tracked

18Verified emails

11Mobile numbers

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The 9 largest application security testing companies based in Toronto, Canada

Ranked by team size

Top 9 of 35 application security testing companies based in Toronto, 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	Heighten Security	Toronto	1-10	15	8
2	Assurance Protection Group Inc. Apgi	Toronto, ON	1-10	4	1
3	Security Compass Advisory	Toronto, ON	51-200	3	2
4	Bitsproof	Toronto, ON	11-50	3	1
5	Defense In Depth	Toronto	1-10	2	2
6	Datassurant, INC	Toronto, ON	11-50	2	1
7	Darkpoint Security	Toronto, ON	1-10	2	1
8	Akouto	Toronto, ON	1-10	2	1
9	Ccurity	Toronto	11-50	1	1

Showing 9 of 35 application security testing companies based in Toronto, Canada

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Application security testing companies based in Toronto, Canada at a glance

As of Aug 28, 2026

1-10Median size (employees)

TorontoLargest hub · 35 HQs

11Contacts with mobile numbers

1Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

Application security testing companies by metro in Canada

Metro	Companies
Application security testing companies in Toronto	35
Application security testing companies in Ottawa	16
Application security testing companies in Montreal	15
Application security testing companies in Calgary	8
Application security testing companies in Mississauga	5
Application security testing companies in Victoria	4
Application security testing companies in Vancouver	4
Application security testing companies in Quebec	3

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 “application security testing companies”, 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; 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 application security testing companies are there based in Toronto, Canada?

There are 35 application security testing companies headquartered in Toronto, Canada as of August 2026 (RevenueBase).

What is the largest company on this list?

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

Which city has the most application security testing companies?

Toronto leads with 35 headquartered companies, followed by Ottawa (16) and Montreal (15).

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 18 verified decision-maker contacts tracked across these 35 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.