Company lists · Data refreshed September 2026
Top 25 Critical infrastructure security firms based in Canada
RevenueBase identified 235 company matches for critical infrastructure security firms associated with Canada as of September 2026 and tracks 1,914 professional contacts across them, including 307 with verified work emails. Toronto is the largest hub.
This list covers company matches for critical infrastructure security firms associated with 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 27, 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.
The 25 largest critical infrastructure security firms based in Canada
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 304 contacts → | ||||
Exact match “Commissionaires nationally is a private, Canadian, not-for-profit company with 15 independent divisions encompassing 50+ offices and more than employees.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 2 | 94 contacts → | ||||
Exact match “Leader in security and traffic control solutions and services, XGuard helps businesses achieve their objectives by protecting their material and human assets.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 3 | 84 contacts → | ||||
Exact match “FOR OUR LATEST COMPANY INFO.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 4 | 46 contacts → | ||||
Exact match “Since 2011, StreamScan has been committed to protecting critical businesses especially in the defense, aerospace, and critical infrastructure sectors from cyberattacks.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 5 | 36 contacts → | ||||
Exact match “Incorporated in 360 Advanced Security Corporation delivers highly advanced integrated security systems to our commercial customers.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 6 | 27 contacts → | ||||
Exact match “Secure Defence Corporation offers specialized security and surveillance solutions tailored to the unique nature and needs of the construction industry.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 7 | 27 contacts → | ||||
Exact match “Founded in 1998 by Mr.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 8 | 27 contacts → | ||||
Exact match “Lions Gate Risk Management Group was acquired by Scarlet Security & Risk Group (SSRG) in 2022.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 9 | 26 contacts → | ||||
Exact match “Paladin Risk Solutions offers a full suite of specialized risk and investigative services, to mitigate risk and corporate concerns around reputation, human safety, and business…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 10 | 26 contacts → | ||||
Exact match “Risk Control Canada Inc.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 11 | 26 contacts → | ||||
Exact match “Pivot Security is a portfolio of brands dedicated to making the world a safer place.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 12 | 23 contacts → | ||||
Exact match “Security Services Corp.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 13 | 21 contacts → | ||||
Exact match “Canary Trap is a North American offensive security firm that helps organizations validate their security before attackers do.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 14 | 19 contacts → | ||||
Exact match “Perceptage International est une société de services conseil en sécurité, spécialisée dans l'évaluation des menaces, le développement et la mise en œuvre de protocoles d'urgence…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 15 | 17 contacts → | ||||
Exact match “Colossus is a brand-agnostic security integrator built around one principle: the client comes first, not the manufacturer, not the margin.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 16 | 16 contacts → | ||||
Exact match “XenonCyber Dynamics develops cyber-informed energy systems and engineering solutions that improve how electrical infrastructure is understood, planned, and operated in mountain…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 17 | 15 contacts → | ||||
Exact match “Robust, Reliable and Ethical Security Solutions for a Challenging World.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 18 | 14 contacts → | ||||
Exact match “With over 22 years of industry experience, Sabytel has cultivated a sterling reputation for providing strategic management consulting services to both public and private sectors.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 19 | 13 contacts → | ||||
Exact match “With over 25 years of experience, AMSi Networks is a leader in delivering advanced Cybersecurity solutions in the digital world.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 20 | 12 contacts → | ||||
Exact match “Every organization is faced with threats to its operations, including floods, wildfires, spills, cyber-attacks, pandemics, or safety incidents.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 21 | 12 contacts → | ||||
Exact match “Our vision is to continue to educate our community about the importance of dedicated security solutions providers and expand our network of trusted clients through our knowledge…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 22 | 11 contacts → | ||||
Exact match “Sphyrna Security is a highly respected and innovative member of the security community.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 23 | 11 contacts → | ||||
Exact match “OnPar Solutions is a security consulting firm providing trusted physical and cybersecurity expertise to government, private sector, and not-for-profit organizations.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 24 | 10 contacts → | ||||
Exact match “Stratus51 helps our customers build and maintain resilient IT & Security solutions that are not only innovative, but also cost-effective.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 25 | 10 contacts → | ||||
Exact match “The vision of Signal of Ottawa is to provide a full suite of world-class and industry-leading security services for residential, commercial, retail and institutional customers in…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “critical infrastructure security firms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 235 critical infrastructure security firms based in Canada
See the full list, filter by size, metro and specialty, and access 307 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Critical infrastructure security firms based in Canada at a glance
As of Sep 27, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Canada, so it is reported there. Company counts and contact totals on this page are exact for Canada, over 235 companies.
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 Canada whose business descriptions match “critical infrastructure security firms” 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 307 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 27, 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.
Critical infrastructure security firms by metro
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 “critical infrastructure security firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many critical infrastructure security firms are there based in Canada?
RevenueBase identified 235 company matches for critical infrastructure security firms associated with 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?
Commissionaires BC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most critical infrastructure security firms?
Toronto leads with 50 company records, followed by Ottawa (25) and Calgary (22).
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 307 professional contacts with verified work emails tracked across these 235 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 27, 2026.
Ready to reach these companies? Verified emails and direct dials for all 235 critical infrastructure security firms based in Canada. Start with a free account, no credit card.
Download this list →Related lists
Critical infrastructure security firms by geography
- Critical infrastructure security firms based in Melbourne, Australia
- Critical infrastructure security firms based in Sydney, Australia
- Critical infrastructure security firms based in Sao Paulo, Brazil
- Critical infrastructure security firms based in Ottawa, Canada
- Critical infrastructure security firms based in Toronto, Canada
- Critical infrastructure security firms based in Paris, France
- Critical infrastructure security firms based in Riyadh, Saudi Arabia
- Critical infrastructure security firms based in Stockholm, Sweden
- Critical infrastructure security firms based in Dubai, United Arab Emirates
- Critical infrastructure security firms based in London, United Kingdom
- Critical infrastructure security firms based in Atlanta, United States
- Critical infrastructure security firms based in Austin, United States
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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Critical infrastructure security firms based in Melbourne, Australia
- Critical infrastructure security firms based in Sydney, Australia
- Critical infrastructure security firms based in Sao Paulo, Brazil
- Critical infrastructure security firms based in Ottawa, Canada
- Critical infrastructure security firms based in Toronto, Canada
- Critical infrastructure security firms based in Paris, France
Company intelligence · public preview
Top 25 critical infrastructure security firms based in Canada
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 235 matching company records for critical infrastructure security firms based in Canada, with 1,914 tracked contacts and 307 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 27, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 critical infrastructure security firms based in Canada
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Commissionaires BCcommissionaires.bc.caHQ: Vancouver, BC, CanadaReported employees: 1,001-5,000 | Vancouver, BC, Canada | 1,001-5,000 | Exact match | 304 contacts → |
“Commissionaires nationally is a private, Canadian, not-for-profit company with 15 independent divisions encompassing 50+ offices and more than employees.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Xguardxguard.caHQ: Montreal, QC, CanadaReported employees: 201-500 | Montreal, QC, Canada | 201-500 | Exact match | 94 contacts → |
“Leader in security and traffic control solutions and services, XGuard helps businesses achieve their objectives by protecting their material and human assets.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Emergency Security Management ESMesmsolutions.caHQ: Markham, ON, CanadaReported employees: 201-500 | Markham, ON, Canada | 201-500 | Exact match | 84 contacts → |
“FOR OUR LATEST COMPANY INFO.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Streamscan Cybersecuritystreamscan.aiHQ: Montreal, QC, CanadaReported employees: 11-50 | Montreal, QC, Canada | 11-50 | Exact match | 46 contacts → |
“Since 2011, StreamScan has been committed to protecting critical businesses especially in the defense, aerospace, and critical infrastructure sectors from cyberattacks.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  360 Advanced Security Corporation360asc.comHQ: Etobicoke, ON, CanadaReported employees: 51-200 | Etobicoke, ON, Canada | 51-200 | Exact match | 36 contacts → |
“Incorporated in 360 Advanced Security Corporation delivers highly advanced integrated security systems to our commercial customers.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Secure Defence Corporationsecuredefence.caHQ: Richmond, BC, CanadaReported employees: 11-50 | Richmond, BC, Canada | 11-50 | Exact match | 27 contacts → |
“Secure Defence Corporation offers specialized security and surveillance solutions tailored to the unique nature and needs of the construction industry.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Sentinel Securitysentinelpro.caHQ: Calgary, AB, CanadaReported employees: 201-500 | Calgary, AB, Canada | 201-500 | Exact match | 27 contacts → |
“Founded in 1998 by Mr.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  SSRGssrg.caHQ: Vancouver, CanadaReported employees: 51-200 | Vancouver, Canada | 51-200 | Exact match | 27 contacts → |
“Lions Gate Risk Management Group was acquired by Scarlet Security & Risk Group (SSRG) in 2022.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Paladin Risk Solutions INCpaladinrisksolutions.comHQ: Burnaby, BC, CanadaReported employees: 51-200 | Burnaby, BC, Canada | 51-200 | Exact match | 26 contacts → |
“Paladin Risk Solutions offers a full suite of specialized risk and investigative services, to mitigate risk and corporate concerns around reputation, human safety, and business…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Risk Control Canadariskcontrol.caHQ: Calgary, AB, CanadaReported employees: 51-200 | Calgary, AB, Canada | 51-200 | Exact match | 26 contacts → |
“Risk Control Canada Inc.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Pivot Securitypivotsecurity.caHQ: Toronto, ON, CanadaReported employees: 501-1,000 | Toronto, ON, Canada | 501-1,000 | Exact match | 26 contacts → |
“Pivot Security is a portfolio of brands dedicated to making the world a safer place.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  SSC Security Services Corpsecurityservicescorp.caHQ: Regina, SK, CanadaReported employees: 501-1,000 | Regina, SK, Canada | 501-1,000 | Exact match | 23 contacts → |
“Security Services Corp.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Canary Trapcanarytrap.comHQ: Mississauga, ON, CanadaReported employees: 11-50 | Mississauga, ON, Canada | 11-50 | Exact match | 21 contacts → |
“Canary Trap is a North American offensive security firm that helps organizations validate their security before attackers do.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Perceptage Internationalperceptage.comHQ: Mt Royal, QC, CanadaReported employees: 51-200 | Mt Royal, QC, Canada | 51-200 | Exact match | 19 contacts → |
“Perceptage International est une société de services conseil en sécurité, spécialisée dans l'évaluation des menaces, le développement et la mise en œuvre de protocoles d'urgence…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Colossus Securitycolossussecurity.comHQ: Mississauga, ON, CanadaReported employees: 11-50 | Mississauga, ON, Canada | 11-50 | Exact match | 17 contacts → |
“Colossus is a brand-agnostic security integrator built around one principle: the client comes first, not the manufacturer, not the margin.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Xenoncyber Dynamics INCxenoncyber.caHQ: Kamloops, BC, CanadaReported employees: 11-50 | Kamloops, BC, Canada | 11-50 | Exact match | 16 contacts → |
“XenonCyber Dynamics develops cyber-informed energy systems and engineering solutions that improve how electrical infrastructure is understood, planned, and operated in mountain…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Jtfsecurity Group INCjtfcanada.comHQ: East York, ON, CanadaReported employees: 51-200 | East York, ON, Canada | 51-200 | Exact match | 15 contacts → |
“Robust, Reliable and Ethical Security Solutions for a Challenging World.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Sabytel Technologies, INCsabytel.comHQ: Ottawa, ON, CanadaReported employees: 11-50 | Ottawa, ON, Canada | 11-50 | Exact match | 14 contacts → |
“With over 22 years of industry experience, Sabytel has cultivated a sterling reputation for providing strategic management consulting services to both public and private sectors.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Amsi Networksamsinetworks.comHQ: Vancouver, BC, CanadaReported employees: 11-50 | Vancouver, BC, Canada | 11-50 | Exact match | 13 contacts → |
“With over 25 years of experience, AMSi Networks is a leader in delivering advanced Cybersecurity solutions in the digital world.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Sandhurst Consultingsandhurstconsulting.comHQ: Calgary, AB, CanadaReported employees: 11-50 | Calgary, AB, Canada | 11-50 | Exact match | 12 contacts → |
“Every organization is faced with threats to its operations, including floods, wildfires, spills, cyber-attacks, pandemics, or safety incidents.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Securu INCsecuru.comHQ: Puslinch, ON, CanadaReported employees: 11-50 | Puslinch, ON, Canada | 11-50 | Exact match | 12 contacts → |
“Our vision is to continue to educate our community about the importance of dedicated security solutions providers and expand our network of trusted clients through our knowledge…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Sphyrna Securitysphyrnasecurity.comHQ: Kanata, ON, CanadaReported employees: 11-50 | Kanata, ON, Canada | 11-50 | Exact match | 11 contacts → |
“Sphyrna Security is a highly respected and innovative member of the security community.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Onpar Solutionsonparsolutions.comHQ: Ottawa, ON, CanadaReported employees: 11-50 | Ottawa, ON, Canada | 11-50 | Exact match | 11 contacts → |
“OnPar Solutions is a security consulting firm providing trusted physical and cybersecurity expertise to government, private sector, and not-for-profit organizations.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Stratus51stratus51.comHQ: Ottawa, ON, CanadaReported employees: 11-50 | Ottawa, ON, Canada | 11-50 | Exact match | 10 contacts → |
“Stratus51 helps our customers build and maintain resilient IT & Security solutions that are not only innovative, but also cost-effective.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Signal Of Ottawateamsignal.comHQ: Ottawa, ON, CanadaReported employees: 201-500 | Ottawa, ON, Canada | 201-500 | Exact match | 10 contacts → |
“The vision of Signal of Ottawa is to provide a full suite of world-class and industry-leading security services for residential, commercial, retail and institutional customers in…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 235 company matches
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Critical infrastructure security firms: dataset insights
September 27, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
235 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for Canada, so it is reported there. Company counts and contact totals on this page are exact for Canada, over 235 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 27, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Critical infrastructure security firms by metro
Questions about this company list
What does Exact match mean for critical infrastructure security firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many critical infrastructure security firms did RevenueBase find based in Canada?
The saved snapshot records 235 matching company records, 1,914 tracked contacts and 307 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 27, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Critical infrastructure security firms by geography
- Critical infrastructure security firms based in Melbourne, Australia
- Critical infrastructure security firms based in Sydney, Australia
- Critical infrastructure security firms based in Sao Paulo, Brazil
- Critical infrastructure security firms based in Ottawa, Canada
- Critical infrastructure security firms based in Toronto, Canada
- Critical infrastructure security firms based in Paris, France
- Critical infrastructure security firms based in Riyadh, Saudi Arabia
- Critical infrastructure security firms based in Stockholm, Sweden
- Critical infrastructure security firms based in Dubai, United Arab Emirates
- Critical infrastructure security firms based in London, United Kingdom
- Critical infrastructure security firms based in Atlanta, United States
- Critical infrastructure security firms based in Austin, United States
Cite this list
RevenueBase Data Team. Top 25 critical infrastructure security firms based in Canada. Snapshot: September 27, 2026. https://revenuebase.ai/companies/critical-infrastructure-security-firms/canada.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Critical infrastructure security firms based in Melbourne, Australia
- Critical infrastructure security firms based in Sydney, Australia
- Critical infrastructure security firms based in Sao Paulo, Brazil
- Critical infrastructure security firms based in Ottawa, Canada
- Critical infrastructure security firms based in Toronto, Canada
- Critical infrastructure security firms based in Paris, France
Company intelligence · public preview
Top 25 critical infrastructure security firms based in Canada
RevenueBase records 235 matching company records for critical infrastructure security firms based in Canada, with 1,914 tracked contacts and 307 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 27, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 critical infrastructure security firms based in Canada
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Commissionaires BCcommissionaires.bc.ca HQ: Vancouver, BC, CanadaReported employees: 1,001-5,000 | Vancouver, BC, Canada | 1,001-5,000 | Exact match | 304 contacts → |
“Commissionaires nationally is a private, Canadian, not-for-profit company with 15 independent divisions encompassing 50+ offices and more than employees.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Xguardxguard.ca HQ: Montreal, QC, CanadaReported employees: 201-500 | Montreal, QC, Canada | 201-500 | Exact match | 94 contacts → |
“Leader in security and traffic control solutions and services, XGuard helps businesses achieve their objectives by protecting their material and human assets.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Emergency Security Management ESMesmsolutions.ca HQ: Markham, ON, CanadaReported employees: 201-500 | Markham, ON, Canada | 201-500 | Exact match | 84 contacts → |
“FOR OUR LATEST COMPANY INFO.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Streamscan Cybersecuritystreamscan.ai HQ: Montreal, QC, CanadaReported employees: 11-50 | Montreal, QC, Canada | 11-50 | Exact match | 46 contacts → |
“Since 2011, StreamScan has been committed to protecting critical businesses especially in the defense, aerospace, and critical infrastructure sectors from cyberattacks.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | 360 Advanced Security Corporation360asc.com HQ: Etobicoke, ON, CanadaReported employees: 51-200 | Etobicoke, ON, Canada | 51-200 | Exact match | 36 contacts → |
“Incorporated in 360 Advanced Security Corporation delivers highly advanced integrated security systems to our commercial customers.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Secure Defence Corporationsecuredefence.ca HQ: Richmond, BC, CanadaReported employees: 11-50 | Richmond, BC, Canada | 11-50 | Exact match | 27 contacts → |
“Secure Defence Corporation offers specialized security and surveillance solutions tailored to the unique nature and needs of the construction industry.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Sentinel Securitysentinelpro.ca HQ: Calgary, AB, CanadaReported employees: 201-500 | Calgary, AB, Canada | 201-500 | Exact match | 27 contacts → |
“Founded in 1998 by Mr.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | SSRGssrg.ca HQ: Vancouver, CanadaReported employees: 51-200 | Vancouver, Canada | 51-200 | Exact match | 27 contacts → |
“Lions Gate Risk Management Group was acquired by Scarlet Security & Risk Group (SSRG) in 2022.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Paladin Risk Solutions INCpaladinrisksolutions.com HQ: Burnaby, BC, CanadaReported employees: 51-200 | Burnaby, BC, Canada | 51-200 | Exact match | 26 contacts → |
“Paladin Risk Solutions offers a full suite of specialized risk and investigative services, to mitigate risk and corporate concerns around reputation, human safety, and business…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Risk Control Canadariskcontrol.ca HQ: Calgary, AB, CanadaReported employees: 51-200 | Calgary, AB, Canada | 51-200 | Exact match | 26 contacts → |
“Risk Control Canada Inc.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Pivot Securitypivotsecurity.ca HQ: Toronto, ON, CanadaReported employees: 501-1,000 | Toronto, ON, Canada | 501-1,000 | Exact match | 26 contacts → |
“Pivot Security is a portfolio of brands dedicated to making the world a safer place.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | SSC Security Services Corpsecurityservicescorp.ca HQ: Regina, SK, CanadaReported employees: 501-1,000 | Regina, SK, Canada | 501-1,000 | Exact match | 23 contacts → |
“Security Services Corp.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Canary Trapcanarytrap.com HQ: Mississauga, ON, CanadaReported employees: 11-50 | Mississauga, ON, Canada | 11-50 | Exact match | 21 contacts → |
“Canary Trap is a North American offensive security firm that helps organizations validate their security before attackers do.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Perceptage Internationalperceptage.com HQ: Mt Royal, QC, CanadaReported employees: 51-200 | Mt Royal, QC, Canada | 51-200 | Exact match | 19 contacts → |
“Perceptage International est une société de services conseil en sécurité, spécialisée dans l'évaluation des menaces, le développement et la mise en œuvre de protocoles d'urgence…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Colossus Securitycolossussecurity.com HQ: Mississauga, ON, CanadaReported employees: 11-50 | Mississauga, ON, Canada | 11-50 | Exact match | 17 contacts → |
“Colossus is a brand-agnostic security integrator built around one principle: the client comes first, not the manufacturer, not the margin.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Xenoncyber Dynamics INCxenoncyber.ca HQ: Kamloops, BC, CanadaReported employees: 11-50 | Kamloops, BC, Canada | 11-50 | Exact match | 16 contacts → |
“XenonCyber Dynamics develops cyber-informed energy systems and engineering solutions that improve how electrical infrastructure is understood, planned, and operated in mountain…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Jtfsecurity Group INCjtfcanada.com HQ: East York, ON, CanadaReported employees: 51-200 | East York, ON, Canada | 51-200 | Exact match | 15 contacts → |
“Robust, Reliable and Ethical Security Solutions for a Challenging World.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Sabytel Technologies, INCsabytel.com HQ: Ottawa, ON, CanadaReported employees: 11-50 | Ottawa, ON, Canada | 11-50 | Exact match | 14 contacts → |
“With over 22 years of industry experience, Sabytel has cultivated a sterling reputation for providing strategic management consulting services to both public and private sectors.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Amsi Networksamsinetworks.com HQ: Vancouver, BC, CanadaReported employees: 11-50 | Vancouver, BC, Canada | 11-50 | Exact match | 13 contacts → |
“With over 25 years of experience, AMSi Networks is a leader in delivering advanced Cybersecurity solutions in the digital world.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Sandhurst Consultingsandhurstconsulting.com HQ: Calgary, AB, CanadaReported employees: 11-50 | Calgary, AB, Canada | 11-50 | Exact match | 12 contacts → |
“Every organization is faced with threats to its operations, including floods, wildfires, spills, cyber-attacks, pandemics, or safety incidents.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Securu INCsecuru.com HQ: Puslinch, ON, CanadaReported employees: 11-50 | Puslinch, ON, Canada | 11-50 | Exact match | 12 contacts → |
“Our vision is to continue to educate our community about the importance of dedicated security solutions providers and expand our network of trusted clients through our knowledge…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Sphyrna Securitysphyrnasecurity.com HQ: Kanata, ON, CanadaReported employees: 11-50 | Kanata, ON, Canada | 11-50 | Exact match | 11 contacts → |
“Sphyrna Security is a highly respected and innovative member of the security community.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Onpar Solutionsonparsolutions.com HQ: Ottawa, ON, CanadaReported employees: 11-50 | Ottawa, ON, Canada | 11-50 | Exact match | 11 contacts → |
“OnPar Solutions is a security consulting firm providing trusted physical and cybersecurity expertise to government, private sector, and not-for-profit organizations.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Stratus51stratus51.com HQ: Ottawa, ON, CanadaReported employees: 11-50 | Ottawa, ON, Canada | 11-50 | Exact match | 10 contacts → |
“Stratus51 helps our customers build and maintain resilient IT & Security solutions that are not only innovative, but also cost-effective.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Signal Of Ottawateamsignal.com HQ: Ottawa, ON, CanadaReported employees: 201-500 | Ottawa, ON, Canada | 201-500 | Exact match | 10 contacts → |
“The vision of Signal of Ottawa is to provide a full suite of world-class and industry-leading security services for residential, commercial, retail and institutional customers in…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 235 company matches
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Critical infrastructure security firms: dataset insights
September 27, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
235 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for Canada, so it is reported there. Company counts and contact totals on this page are exact for Canada, over 235 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 27, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Critical infrastructure security firms by metro
Questions about this company list
What does Exact match mean for critical infrastructure security firms?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many critical infrastructure security firms did RevenueBase find based in Canada?
The saved snapshot records 235 matching company records, 1,914 tracked contacts and 307 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 27, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Critical infrastructure security firms by geography
- Critical infrastructure security firms based in Melbourne, Australia
- Critical infrastructure security firms based in Sydney, Australia
- Critical infrastructure security firms based in Sao Paulo, Brazil
- Critical infrastructure security firms based in Ottawa, Canada
- Critical infrastructure security firms based in Toronto, Canada
- Critical infrastructure security firms based in Paris, France
- Critical infrastructure security firms based in Riyadh, Saudi Arabia
- Critical infrastructure security firms based in Stockholm, Sweden
- Critical infrastructure security firms based in Dubai, United Arab Emirates
- Critical infrastructure security firms based in London, United Kingdom
- Critical infrastructure security firms based in Atlanta, United States
- Critical infrastructure security firms based in Austin, United States
Cite this list
RevenueBase Data Team. Top 25 critical infrastructure security firms based in Canada. Snapshot: September 27, 2026. https://revenuebase.ai/companies/critical-infrastructure-security-firms/canada.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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- Critical infrastructure security firms based in Melbourne, Australia
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- Critical infrastructure security firms based in Ottawa, Canada
- Critical infrastructure security firms based in Toronto, Canada
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