Company lists · Data verified August 2026

Top 25 Cybersecurity defense consultants based in Canada

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 848 companies tracked

There are 848 cybersecurity defense consultants headquartered in Canada (RevenueBase, August 2026). RevenueBase tracks 23,439 professional contacts across them, including 12,161 with verified work emails and 4,094 with mobile numbers. Toronto is the largest hub.

This list covers cybersecurity defense consultants 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.

848Companies

23,439Contacts tracked

12,161Verified emails

4,094Mobile numbers

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The 25 largest cybersecurity defense consultants based in Canada

Ranked by team size

Top 25 of 848 cybersecurity defense consultants 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	Cyderes	Calgary, AB	1,001-5,000	842	485
3	Bluevoyant	Toronto	501-1,000	678	502
4	Online Business Systems	Edmonton, AB	201-500	588	194
5	Adga Group	Kingston, ON	201-500	325	132
6	Commissionaires BC	Vancouver, BC	1,001-5,000	301	16
7	Xalient	Toronto, ON	201-500	260	181
8	ESI Technologies	Toronto, ON	201-500	191	109
9	Safeaeon INC	Charlottetown, PE	51-200	188	27
10	Convergence Networks	Winnipeg, MB	201-500	183	118
11	Cypfer	Toronto, ON	51-200	178	107
12	Victrix	Montreal, QC	201-500	177	125
13	Gosecure	Montreal, QC	51-200	172	88
14	MS Solutions	Montreal, QC	51-200	157	55
15	Iema Research & Development Pvt. Ltd. - Iemlabs	Burnaby, BC	51-200	140	43
16	Neverhack France	Montreal, QC	1,001-5,000	102	35
17	SRG Security Resource Group INC	Saskatoon, SK	501-1,000	90	29
18	ISA Cybersecurity	Calgary, AB	51-200	83	43
19	Link11 Gmbh	Vancouver, BC	51-200	68	47
20	Plurilock	Victoria, BC	51-200	63	34
21	Compuvision Systems	Edmonton, AB	501-1,000	63	28
22	ION	Calgary, AB	51-200	56	43
23	Ebryx LLC	Montreal, QC	201-500	47	26
24	Reliance North America	Toronto	51-200	44	18
25	Dnsnetworks Technology Company	Ottawa, ON	51-200	37	9

Showing 25 of 848 cybersecurity defense consultants based in Canada

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Cybersecurity defense consultants based in Canada at a glance

As of Aug 28, 2026

1-10Median size (employees)

TorontoLargest hub · 184 HQs

4,094Contacts with mobile numbers

10Emails re-verified in last 30 days

Companies by employee count

1-10

551

11-50

223

51-200

201-500

501-1,000

1,001-5,000

10001+

Cybersecurity defense consultants by metro

Metro	Companies
Cybersecurity defense consultants in Toronto	184
Cybersecurity defense consultants in Montreal	99
Cybersecurity defense consultants in Ottawa	81
Cybersecurity defense consultants in Calgary	74
Cybersecurity defense consultants in Vancouver	48
Cybersecurity defense consultants in Mississauga	28
Cybersecurity defense consultants in Edmonton	24
Cybersecurity defense consultants in Quebec	21

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 defense consultants”, 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; 10 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 defense consultants are there based in Canada?

There are 848 cybersecurity defense consultants 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 defense consultants?

Toronto leads with 184 headquartered companies, followed by Montreal (99) and Ottawa (81).

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 12,161 verified decision-maker contacts tracked across these 848 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.