Company lists · Data verified August 2026

Top 25 Cybersecurity service providers based in Canada

Name: Cybersecurity service providers based in Canada
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 1,145 companies tracked

There are 1,145 cybersecurity service providers headquartered in Canada (RevenueBase, August 2026). RevenueBase tracks 30,405 professional contacts across them, including 15,699 with verified work emails and 5,488 with mobile numbers. Toronto is the largest hub.

This list covers cybersecurity service providers 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.

1,145Companies

30,405Contacts tracked

15,699Verified emails

5,488Mobile numbers

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The 25 largest cybersecurity service providers based in Canada

Ranked by team size

Top 25 of 1,145 cybersecurity service providers 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	Commissionaires BC	Vancouver, BC	1,001-5,000	301	16
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	Supra ITS	Brampton, ON	501-1,000	107	46
17	S3 Technologies INC	Montreal, QC	51-200	102	55
18	Neverhack France	Montreal, QC	1,001-5,000	102	35
19	Kmicro Tech, INC	Milton, ON	51-200	100	60
20	Exchange Technology Services	Thunder Bay, ON	51-200	91	64
21	SRG Security Resource Group INC	Saskatoon, SK	501-1,000	90	29
22	Tecnet Canada INC	Victoria, BC	51-200	88	48
23	ISA Cybersecurity	Calgary, AB	51-200	83	43
24	Link11 Gmbh	Vancouver, BC	51-200	68	47
25	Plurilock	Victoria, BC	51-200	63	34

Showing 25 of 1,145 cybersecurity service providers based in Canada

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Cybersecurity service providers based in Canada at a glance

As of Aug 28, 2026

1-10Median size (employees)

TorontoLargest hub · 245 HQs

5,488Contacts with mobile numbers

14Emails re-verified in last 30 days

Companies by employee count

1-10

699

11-50

340

51-200

201-500

501-1,000

1,001-5,000

10001+

Cybersecurity service providers by metro

Metro	Companies
Cybersecurity service providers in Toronto	245
Cybersecurity service providers in Montreal	115
Cybersecurity service providers in Calgary	89
Cybersecurity service providers in Ottawa	82
Cybersecurity service providers in Vancouver	65
Cybersecurity service providers in Mississauga	39
Cybersecurity service providers in Edmonton	33
Cybersecurity service providers in Quebec	22

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 “cybersecurity service providers”, 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; 14 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 cybersecurity service providers are there based in Canada?

There are 1,145 cybersecurity service providers 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 cybersecurity service providers?

Toronto leads with 245 headquartered companies, followed by Montreal (115) and Calgary (89).

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 15,699 verified decision-maker contacts tracked across these 1,145 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.