Company lists · Data verified August 2026

Top 25 Enterprise cybersecurity companies based in Canada

Name: Enterprise cybersecurity companies based in Canada
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 731 companies tracked

There are 731 enterprise cybersecurity companies headquartered in Canada (RevenueBase, August 2026). RevenueBase tracks 26,957 professional contacts across them, including 15,008 with verified work emails and 5,470 with mobile numbers. Toronto is the largest hub.

This list covers enterprise cybersecurity 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.

731Companies

26,957Contacts tracked

15,008Verified emails

5,470Mobile numbers

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The 25 largest enterprise cybersecurity companies based in Canada

Ranked by team size

Top 25 of 731 enterprise cybersecurity 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	Cyderes	Calgary, AB	1,001-5,000	842	485
4	Bluevoyant	Toronto	501-1,000	678	502
5	Esentire	Waterloo, ON	501-1,000	630	433
6	Semperis	Kanata, ON	501-1,000	607	425
7	f12.net	Markham, ON	201-500	267	190
8	Xalient	Toronto, ON	201-500	260	181
9	Bulletproof, A GLI Company	Fredericton, NB	201-500	249	186
10	ESI Technologies	Toronto, ON	201-500	191	109
11	Safeaeon INC	Charlottetown, PE	51-200	188	27
12	Convergence Networks	Winnipeg, MB	201-500	183	118
13	Cypfer	Toronto, ON	51-200	178	107
14	Victrix	Montreal, QC	201-500	177	125
15	MS Solutions	Montreal, QC	51-200	157	55
16	Iema Research & Development Pvt. Ltd. - Iemlabs	Burnaby, BC	51-200	140	43
17	Supra ITS	Brampton, ON	501-1,000	107	46
18	Neverhack France	Montreal, QC	1,001-5,000	102	35
19	SRG Security Resource Group INC	Saskatoon, SK	501-1,000	90	29
20	ISA Cybersecurity	Calgary, AB	51-200	83	43
21	X10 Technologies	Toronto, ON	51-200	75	36
22	Link11 Gmbh	Vancouver, BC	51-200	68	47
23	Plurilock	Victoria, BC	51-200	63	34
24	ION	Calgary, AB	51-200	56	43
25	Ebryx LLC	Montreal, QC	201-500	47	26

Showing 25 of 731 enterprise cybersecurity companies based in Canada

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Enterprise cybersecurity companies based in Canada at a glance

As of Aug 28, 2026

1-10Median size (employees)

TorontoLargest hub · 168 HQs

5,470Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

430

11-50

219

51-200

201-500

501-1,000

1,001-5,000

10001+

Enterprise cybersecurity companies by metro

Metro	Companies
Enterprise cybersecurity companies in Toronto	168
Enterprise cybersecurity companies in Montreal	86
Enterprise cybersecurity companies in Ottawa	63
Enterprise cybersecurity companies in Calgary	57
Enterprise cybersecurity companies in Vancouver	41
Enterprise cybersecurity companies in Mississauga	24
Enterprise cybersecurity companies in Edmonton	18
Enterprise cybersecurity companies in Quebec	17

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 “enterprise cybersecurity 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; 0 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 enterprise cybersecurity companies are there based in Canada?

There are 731 enterprise cybersecurity 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 enterprise cybersecurity companies?

Toronto leads with 168 headquartered companies, followed by Montreal (86) and Ottawa (63).

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 15,008 verified decision-maker contacts tracked across these 731 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.