Company lists · Data refreshed September 2026

Top 13 Hospital cybersecurity companies based in Toronto, Canada

RevenueBase identified 37 company matches for hospital cybersecurity companies associated with Toronto, Canada as of September 2026 and tracks 446 professional contacts across them, including 155 with verified work emails and 11 with mobile numbers. Across Canada, Toronto is the largest hub for this category.

This list covers company matches for hospital cybersecurity companies associated with Toronto, Canada, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 12, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 12, 2026 How this list was built
37Companies
446Contacts tracked
155Verified emails
11Mobile numbers
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The 13 largest hospital cybersecurity companies based in Toronto, Canada

Ranked by team size
Top 13 of 37 company matches for hospital cybersecurity companies based in Toronto, Canada, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 12, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchToronto, ON, CanadaHQ recorded Sep 12, 202651-200239 contacts →

Exact match

“Trillium Information Security Systems (TISS) is a leading global provider of cybersecurity solutions and services, established in 2005.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
2Exact matchToronto, ON, CanadaHQ recorded Sep 12, 202651-20086 contacts →

Exact match

“ISA Cybersecurity is one of Canada’s leading cybersecurity services and solutions providers.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
3Exact matchToronto, ON, CanadaHQ recorded Sep 12, 202611-5020 contacts →

Exact match

“Armour Cybersecurity protects organizations from the multi-faceted, ever-evolving cyber threats that put businesses at risk every day.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
4Exact matchToronto, CanadaHQ recorded Sep 12, 20261-106 contacts →

Exact match

“At CSFD, we specialize in providing comprehensive Cybersecurity solutions tailored specifically for Healthcare practices.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
5Exact matchToronto, CanadaHQ recorded Sep 12, 202611-505 contacts →

Exact match

“Empowering organizations to navigate modern cybersecurity challenges with confidence.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
6Exact matchToronto, ON, CanadaHQ recorded Sep 12, 20261-104 contacts →

Exact match

“At Pexo, we deliver expert-managed IT services and cutting-edge cybersecurity tailored to the needs of growing businesses.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
7Exact matchToronto, ON, CanadaHQ recorded Sep 12, 202611-503 contacts →

Exact match

“We are a cybersecurity company that provides solutions and services to help organizations improve their security posture.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
8Exact matchToronto, ON, CanadaHQ recorded Sep 12, 20261-103 contacts →

Exact match

“MALTO Cyber is a cybersecurity company dedicated to helping organizations protect their critical information and information systems from evolving cyber threats.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
9Exact matchToronto, ON, CanadaHQ recorded Sep 12, 20261-103 contacts →

Exact match

“We Protect Your Business!”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
10Exact matchToronto, ON, CanadaHQ recorded Sep 12, 202611-502 contacts →

Exact match

“Altoverra is an IT Security company assisting small and medium sized organizations with their Cybersecurity needs.”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
11Exact matchToronto, ON, CanadaHQ recorded Sep 12, 20261-102 contacts →

Exact match

“Founded in 2023 by two seasoned industry leaders with over 40 years of global IT and cybersecurity expertise, Secur-IT Data Solutions was built to tackle the toughest digital…”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
12Exact matchToronto, ON, CanadaHQ recorded Sep 12, 20261-102 contacts →

Exact match

“A leading provider of comprehensive Information Technology and Cybersecurity solutions to protect organizations from evolving digital threats with a passion for defending the…”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase
13Exact matchToronto, ON, CanadaHQ recorded Sep 12, 20261-101 contacts →

Exact match

“Empower Your Digital Defense: Unleash the Expertise of Our Cybersecurity Consultants In an era where digital threats loom at every corner, safeguarding your organization’s…”

Recorded in the RevenueBase company graph · Sep 12, 2026 · View company records in RevenueBase

Showing 13 of 37 hospital cybersecurity companies based in Toronto, Canada

See the full list, filter by size, metro and specialty, and access 155 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Hospital cybersecurity companies based in Toronto, Canada at a glance

As of Sep 12, 2026
34.8%Verified-email coverage
2.5%Mobile-number coverage
12.1Average contacts per company
1-10Median size (employees)
Sep 12, 2026Page data refreshed

Companies by employee count

1-10
20
11-50
13
51-200
4

Freshness & accuracy

How recently the business emails were verified and the company information checked

Email last verified

Median 15.0d

Company record updated

Median 57.0d

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with Toronto, Canada whose business descriptions match “hospital cybersecurity companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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
Every displayed company carries at least one verified work email. RevenueBase tracks 155 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 12, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “hospital cybersecurity companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many hospital cybersecurity companies are there based in Toronto, Canada?

RevenueBase identified 37 company matches for hospital cybersecurity companies associated with Toronto, Canada as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Trillium Information Security Systems tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in Canada has the most hospital cybersecurity companies?

Toronto leads Canada with 39 company records, followed by Montreal (19) and Calgary (17).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 155 professional contacts with verified work emails tracked across these 37 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 12, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 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 with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.