Company lists · Data verified August 2026

Top 25 Cybersecurity for city infrastructure based in Canada

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 135 companies tracked

There are 135 cybersecurity for city infrastructure headquartered in Canada (RevenueBase, August 2026). RevenueBase tracks 15,488 professional contacts across them, including 8,880 with verified work emails and 2,993 with mobile numbers. Toronto is the largest hub.

This list covers cybersecurity for city infrastructure 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.

135Companies

15,488Contacts tracked

8,880Verified emails

2,993Mobile numbers

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The 25 largest cybersecurity for city infrastructure based in Canada

Ranked by team size

Top 25 of 135 cybersecurity for city infrastructure 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	Safeaeon INC	Charlottetown, PE	51-200	188	27
3	Iema Research & Development Pvt. Ltd. - Iemlabs	Burnaby, BC	51-200	140	43
4	ISA Cybersecurity	Calgary, AB	51-200	83	43
5	ION	Calgary, AB	51-200	56	43
6	Streamscan Cybersecurity	Montreal, QC	11-50	44	1
7	Intellisec Solutions	Brossard, QC	11-50	30	10
8	INPRO	Edmonton	51-200	30	2
9	Ipss INC	Toronto, ON	11-50	27	13
10	Lyrical Security	Markham, ON	11-50	24	17
11	Armour Cybersecurity	Toronto, ON	11-50	20	13
12	Tecbound Technology	Calgary, AB	11-50	18	8
13	Rsolutions Corporation	Regina, SK	51-200	17	10
14	C3sa Cyber Security & Audit	Ottawa, ON	11-50	17	2
15	Threat IQ	Toronto	11-50	16	10
16	Vars Corporation	Montreal, QC	11-50	16	8
17	Captosec Cybersecurity And IT Solutions For Business	Quebec, QC	11-50	16	8
18	Opentekware INC	Toronto, ON	11-50	16	5
19	Carefreeit	Waterloo, ON	11-50	14	10
20	Hitachi Systems Security INC	Blainville, QC	501-1,000	13	7
21	Amsi Networks	Vancouver, BC	11-50	13	3
22	Integra Networks	Ottawa, ON	11-50	12	3
23	Xyfon Solutions	Vancouver, BC	11-50	11	4
24	Computech Canada	Edmundston, NB	11-50	9	7
25	L42 Solutions LTD	Maple Ridge, BC	11-50	9	5

Showing 25 of 135 cybersecurity for city infrastructure based in Canada

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Cybersecurity for city infrastructure based in Canada at a glance

As of Aug 28, 2026

1-10Median size (employees)

TorontoLargest hub · 31 HQs

2,993Contacts with mobile numbers

5Emails 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

10001+

Cybersecurity for city infrastructure by metro

Metro	Companies
Cybersecurity for city infrastructure in Toronto	31
Cybersecurity for city infrastructure in Montreal	15
Cybersecurity for city infrastructure in Calgary	14
Cybersecurity for city infrastructure in Ottawa	9
Cybersecurity for city infrastructure in Vancouver	7
Cybersecurity for city infrastructure in Edmonton	5
Cybersecurity for city infrastructure in Quebec	5
Cybersecurity for city infrastructure in Mississauga	4

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 for city infrastructure”, 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; 5 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 for city infrastructure are there based in Canada?

There are 135 cybersecurity for city infrastructure 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 for city infrastructure?

Toronto leads with 31 headquartered companies, followed by Montreal (15) and Calgary (14).

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 8,880 verified decision-maker contacts tracked across these 135 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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Related lists

Cybersecurity for city infrastructure by geography

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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.