Company lists · Data verified August 2026

Top 25 Cybersecurity startups based in Canada

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 748 companies tracked

There are 748 cybersecurity startups headquartered in Canada (RevenueBase, August 2026). RevenueBase tracks 25,920 professional contacts across them, including 14,260 with verified work emails and 5,331 with mobile numbers. Toronto is the largest hub.

This list covers cybersecurity startups 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.

748Companies

25,920Contacts tracked

14,260Verified emails

5,331Mobile numbers

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The 25 largest cybersecurity startups based in Canada

Ranked by team size

Top 25 of 748 cybersecurity startups 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	ESI Technologies	Toronto, ON	201-500	191	109
8	Safeaeon INC	Charlottetown, PE	51-200	188	27
9	Convergence Networks	Winnipeg, MB	201-500	183	118
10	Cypfer	Toronto, ON	51-200	178	107
11	Victrix	Montreal, QC	201-500	177	125
12	MS Solutions	Montreal, QC	51-200	157	55
13	Iema Research & Development Pvt. Ltd. - Iemlabs	Burnaby, BC	51-200	140	43
14	Neverhack France	Montreal, QC	1,001-5,000	102	35
15	SRG Security Resource Group INC	Saskatoon, SK	501-1,000	90	29
16	ISA Cybersecurity	Calgary, AB	51-200	83	43
17	Link11 Gmbh	Vancouver, BC	51-200	68	47
18	Allheart WEB	Mississauga, ON	51-200	64	24
19	Plurilock	Victoria, BC	51-200	63	34
20	ION	Calgary, AB	51-200	56	43
21	Ebryx LLC	Montreal, QC	201-500	47	26
22	Expera Information Technology INC	Calgary, AB	51-200	43	32
23	Dnsnetworks Technology Company	Ottawa, ON	51-200	37	9
24	Infynia	Saint-Laurent	51-200	33	13
25	INPRO	Edmonton	51-200	30	2

Showing 25 of 748 cybersecurity startups based in Canada

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Cybersecurity startups based in Canada at a glance

As of Aug 28, 2026

1-10Median size (employees)

TorontoLargest hub · 163 HQs

5,331Contacts with mobile numbers

13Emails re-verified in last 30 days

Companies by employee count

1-10

465

11-50

214

51-200

201-500

501-1,000

1,001-5,000

10001+

Cybersecurity startups by metro

Metro	Companies
Cybersecurity startups in Toronto	163
Cybersecurity startups in Montreal	90
Cybersecurity startups in Ottawa	60
Cybersecurity startups in Calgary	60
Cybersecurity startups in Vancouver	46
Cybersecurity startups in Mississauga	26
Cybersecurity startups in Edmonton	18

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 startups”, 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; 13 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 startups are there based in Canada?

There are 748 cybersecurity startups 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 startups?

Toronto leads with 163 headquartered companies, followed by Montreal (90) and Ottawa (60).

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 14,260 verified decision-maker contacts tracked across these 748 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.