Company lists · Data verified August 2026

Top 25 Cybersecurity companies based in Montreal, Canada

Name: Cybersecurity companies based in Montreal, Canada
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 119 companies tracked

Our directory lists 119 cybersecurity companies based in Montreal, Canada, with 1,908 professional contacts and 826 email addresses. The list was last updated in August 2026, and Toronto is the single most-represented city among the companies listed.

Cybersecurity companies provide products and services that protect systems, networks, applications, devices, and data from unauthorized access, disruption, or misuse. This list covers companies that provide cybersecurity products, services, consulting, assessments, monitoring, incident response, or related protection for digital systems and data. Ranked by team size, largest first. Data current as of August 28, 2026.

119Companies

1,908Contacts tracked

826Verified emails

220Mobile numbers

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The 25 largest cybersecurity companies based in Montreal, Canada

Ranked by team size

Top 25 of 119 cybersecurity companies based in Montreal, 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	Onespan	Montreal, QC	501-1,000	587	364
2	Victrix	Montreal, QC	201-500	177	125
3	Gosecure	Montreal, QC	51-200	172	88
4	MS Solutions	Montreal, QC	51-200	157	55
5	Neverhack France	Montreal, QC	1,001-5,000	102	35
6	Ebryx LLC	Montreal, QC	201-500	47	26
7	Streamscan Cybersecurity	Montreal, QC	11-50	44	1
8	Cyberscout A Transunion Brand	Montreal, QC	51-200	42	8
9	Fusion Cyber Group	Montreal, QC	11-50	19	12
10	Vars Corporation	Montreal, QC	11-50	16	8
11	Assurance IT	Montreal, QC	11-50	14	8
12	Data Next Step	Montreal, QC	11-50	11	2
13	Gardien Virtuel	Montreal, QC	201-500	10	7
14	PM Scada Cyber Defense	Montreal, QC	11-50	10	4
15	Ardent Security	Montreal, QC	1-10	9	2
16	Clickcontrol	Montreal, QC	11-50	8	8
17	Secur01	Montreal, QC	1-10	8	4
18	Cyberdefense AI INC	Montreal, QC	11-50	7	4
19	CWS	Montreal, QC	11-50	7	4
20	Mantle Technology	Montreal, QC	11-50	7	3
21	ACE Technology INC	Montreal, QC	1-10	7	1
22	ORA Consultants	Montreal, QC	11-50	6	2
23	Idahys	Montreal, QC	1-10	5	3
24	Innucloud	Montreal, QC	11-50	5	2
25	SB Software INC	Montreal, QC	1-10	5	2

Showing 25 of 119 cybersecurity companies based in Montreal, Canada

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Cybersecurity companies based in Montreal, Canada at a glance

As of Aug 28, 2026

1-10Median size (employees)

TorontoLargest hub · 246 HQs

220Contacts with mobile numbers

4Emails 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

Cybersecurity companies by metro in Canada

Metro	Companies
Cybersecurity companies in Toronto	246
Cybersecurity companies in Montreal	119
Cybersecurity companies in Ottawa	88
Cybersecurity companies in Calgary	87
Cybersecurity companies in Vancouver	61
Cybersecurity companies in Mississauga	35
Cybersecurity companies in Edmonton	28

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 companies”, with match quality audited by blind human judging, and headquartered in Montreal, 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; 4 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 companies are in the directory?

The directory lists 119 cybersecurity companies based in Montreal, Canada.

Which city has the most cybersecurity companies?

Toronto is the single most-represented city among the cybersecurity companies on the list.

How many contacts are available for cybersecurity companies?

The directory includes 1,908 professional contacts and 826 email addresses for the listed cybersecurity companies.

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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.