Company lists · Data verified August 2026

Top 25 Cloud infrastructure security companies based in Canada

Name: Cloud infrastructure security companies based in Canada
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 140 companies tracked

There are 140 cloud infrastructure security companies headquartered in Canada (RevenueBase, August 2026). RevenueBase tracks 20,296 professional contacts across them, including 11,915 with verified work emails and 4,601 with mobile numbers. Toronto is the largest hub.

This list covers cloud infrastructure security companies 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.

140Companies

20,296Contacts tracked

11,915Verified emails

4,601Mobile numbers

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The 25 largest cloud infrastructure security companies based in Canada

Ranked by team size

Top 25 of 140 cloud infrastructure security companies 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	Fortinet	Ottawa, ON	10001+	14,326	8,520
2	Arctic Wolf	Waterloo, ON	1,001-5,000	3,200	1,896
3	Bluevoyant	Toronto	501-1,000	678	502
4	Semperis	Kanata, ON	501-1,000	607	425
5	Bulletproof, A GLI Company	Fredericton, NB	201-500	249	186
6	Centilytics Intelligent Cloud Management	Toronto, ON	51-200	240	150
7	Ebryx LLC	Montreal, QC	201-500	47	26
8	Intellisec Solutions	Brossard, QC	11-50	30	10
9	Eska Security	Concord, ON	11-50	30	1
10	Mirai Security	Vancouver, BC	11-50	26	21
11	Hostedbizz	Ottawa, ON	11-50	23	15
12	Canary Trap	Mississauga	11-50	23	14
13	Airgate Technologies INC	Vaughan, ON	11-50	21	11
14	Sourced Group An Amdocs Company	Toronto, ON	201-500	20	2
15	Tehama Technologies	Ottawa, ON	11-50	19	9
16	Forward Security	Toronto, ON	11-50	16	8
17	Codeeye	Toronto	11-50	15	3
18	Athena Cloud Limited	Toronto, ON	51-200	13	4
19	Amsi Networks	Vancouver, BC	11-50	13	3
20	Cord3 Innovation Data-Centric Security	Ottawa, ON	11-50	12	9
21	Stratejm	Mississauga, ON	51-200	12	7
22	Koasec	Laval, QC	11-50	11	6
23	Restiv Technology	Calgary, AB	11-50	9	4
24	Clickcontrol	Montreal, QC	11-50	8	8
25	Cyberdefense AI INC	Montreal, QC	11-50	7	4

Showing 25 of 140 cloud infrastructure security companies based in Canada

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Cloud infrastructure security companies based in Canada at a glance

As of Aug 28, 2026

1-10Median size (employees)

TorontoLargest hub · 37 HQs

4,601Contacts with mobile numbers

54Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

10001+

Cloud infrastructure security companies by metro

Metro	Companies
Cloud infrastructure security companies in Toronto	37
Cloud infrastructure security companies in Ottawa	15
Cloud infrastructure security companies in Montreal	14
Cloud infrastructure security companies in Calgary	10
Cloud infrastructure security companies in Vancouver	9
Cloud infrastructure security companies in Mississauga	7
Cloud infrastructure security companies in Edmonton	3
Cloud infrastructure security companies in Markham	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 “cloud infrastructure security companies”, 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; 54 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 cloud infrastructure security companies are there based in Canada?

There are 140 cloud infrastructure security companies headquartered in Canada as of August 2026 (RevenueBase).

What is the largest company on this list?

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

Which city has the most cloud infrastructure security companies?

Toronto leads with 37 headquartered companies, followed by Ottawa (15) and Montreal (14).

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 11,915 verified decision-maker contacts tracked across these 140 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.