Company lists · Data refreshed September 2026
Top 25 IT infrastructure and security companies based in Canada
RevenueBase identified 2,142 company matches for IT infrastructure and security companies associated with Canada as of September 2026 and tracks 24,950 professional contacts across them, including 9,959 with verified work emails and 2,182 with mobile numbers. Toronto is the largest hub.
This list covers company matches for IT infrastructure and security companies 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 IT infrastructure and security companies based in Canada
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,170 contacts → | ||||
Exact match “At Long View, we believe technology should empower people, strengthen organizations, and drive meaningful outcomes.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 2 | 876 contacts → | ||||
Exact match “NTG CLARITY is a leader in delivering network, telecom, IT and infrastructure solutions to network service providers and medium and large enterprises.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 3 | 742 contacts → | ||||
Exact match “A consulting firm providing technology solutions and advisory services to both private and public sector organizations.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 4 | 697 contacts → | ||||
Exact match “Charter, an award-winning IT solution and managed services provider, was founded in 1997 in Victoria, BC, Canada.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 5 | 626 contacts → | ||||
Exact match “BlueCat provides core services and solutions that help our customers and their teams deliver change-ready networks.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 6 | 405 contacts → | ||||
Exact match “OnX helps organizations modernize, secure, and optimize their technology environments to support long-term business success.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 7 | 274 contacts → | ||||
Exact match “Headquartered in Canada with locations across the US and around the globe, Bulletproof’s ultimate goal is to help your organization reduce IT, security, and/or compliance…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 8 | 270 contacts → | ||||
Exact match “F12.net is dedicated to equipping business leaders, IT decision-makers, and their teams with the tools and strategies needed to strengthen their cyber security posture.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 9 | 248 contacts → | ||||
Exact match “Calian IT & Cyber Solutions (ITCS) is a global everything-as-a-service, cybersecurity, digital healthcare, application modernization and IT solution provider, committed to helping…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 10 | 244 contacts → | ||||
Exact match “DependableIT IT Services bring together suites of services that help your business move faster.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 11 | 243 contacts → | ||||
Exact match “Optimus Information is a leading technology consulting company providing professional and managed services.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 12 | 239 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 27, 2026 · View company records in RevenueBase | |||||
| 13 | 234 contacts → | ||||
Exact match “Nova Networks is committed to the goal of ensuring that the products and services we provide exceed our clients’ expectations.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 14 | 234 contacts → | ||||
Exact match “Since 1984, CPU has been an industry leader in information technology in Quebec, offering its expertise in technology, infrastructure, product deployment, technical support and…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 15 | 196 contacts → | ||||
Exact match “Since 1994, ESI’s focus has always been data management and protection.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 16 | 192 contacts → | ||||
Exact match “Founded in 1995, Pathway Communications specializes in providing innovative and cost-effective IT and communication solutions for businesses of all sizes.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 17 | 177 contacts → | ||||
Exact match “Founded in 2003, Victrix is one of the largest IT services companies in Quebec with over 200 professionals.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 18 | 171 contacts → | ||||
Exact match “L’univers des technologies de l’information a beaucoup évolué depuis 15 ans.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 19 | 159 contacts → | ||||
Exact match “In this era of ubiquitous computing the defining, delivering, managing, and scaling your digital services in a reliable and cost effectively has never been more complicated.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 20 | 158 contacts → | ||||
Exact match “IMP Solutions, a division of IMP Group Ltd, is a leading information technology company providing Product Sales, Professional Services, and Application Development.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 21 | 158 contacts → | ||||
Exact match “Activo is a national IP Infrastructure Company that recognizes today’s businesses depend on secure and scalable IP networks for growth and success.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 22 | 157 contacts → | ||||
Exact match “MS Solutions offers IT solutions for Quebec businesses.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 23 | 150 contacts → | ||||
Exact match “GlassHouse Systems (GHS) is an infrastructure, security, and managed services solutions provider who develops, designs and deploys solutions for leading enterprises in Canada and…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 24 | 150 contacts → | ||||
Exact match “Zazz is a trusted software engineering and IT services partner helping enterprises deliver secure, scalable, and high-impact technology initiatives.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 25 | 138 contacts → | ||||
Exact match “Celebrating more than 35 years of excellence, CaTECH Systems Ltd.” 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 “IT infrastructure and security companies”. 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 2,142 IT infrastructure and security companies based in Canada
See the full list, filter by size, metro and specialty, and access 9,959 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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IT infrastructure and security companies based in Canada at a glance
As of Sep 27, 2026Companies by employee count
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 29.0dCompany record updated
Median 83.0dHow 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 “IT infrastructure and security 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 9,959 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.
IT infrastructure and security companies by metro
- IT infrastructure and security companies in Toronto362
- IT infrastructure and security companies in Calgary181
- IT infrastructure and security companies in Montreal154
- IT infrastructure and security companies in Ottawa115
- IT infrastructure and security companies in Mississauga111
- IT infrastructure and security companies in Vancouver103
- IT infrastructure and security companies in Edmonton70
- IT infrastructure and security companies in Markham47
- IT infrastructure and security companies in Winnipeg37
- IT infrastructure and security companies in Brampton34
- IT infrastructure and security companies in London29
- IT infrastructure and security companies in Burnaby26
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 “IT infrastructure and security companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many IT infrastructure and security companies are there based in Canada?
RevenueBase identified 2,142 company matches for IT infrastructure and security companies 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?
Long View Systems tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most IT infrastructure and security companies?
Toronto leads with 362 company records, followed by Calgary (181) and Montreal (154).
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 9,959 professional contacts with verified work emails tracked across these 2,142 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 2,142 IT infrastructure and security companies based in Canada. Start with a free account, no credit card.
Download this list →Related lists
IT infrastructure and security companies by geography
- IT infrastructure and security companies based in the United States
- IT infrastructure and security companies based in Brazil
- IT infrastructure and security companies based in the United Kingdom
- IT infrastructure and security companies based in Germany
- IT infrastructure and security companies based in France
- IT infrastructure and security companies based in Australia
- IT infrastructure and security companies based in Italy
- IT infrastructure and security companies based in Spain
- IT infrastructure and security companies based in the Netherlands
- IT infrastructure and security companies based in South Africa
- IT infrastructure and security companies based in Mexico
- IT infrastructure and security companies based in Poland
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
- IT infrastructure and security companies based in the United States
- IT infrastructure and security companies based in Brazil
- IT infrastructure and security companies based in the United Kingdom
- IT infrastructure and security companies based in Germany
- IT infrastructure and security companies based in France
- IT infrastructure and security companies based in Australia
Company intelligence · public preview
Top 25 IT infrastructure and security companies 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 2,142 matching company records for IT infrastructure and security companies based in Canada, with 24,950 tracked contacts and 9,959 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 IT infrastructure and security companies 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 |  Long View Systemslongviewsystems.comHQ: Calgary, AB, CanadaReported employees: 1,001-5,000 | Calgary, AB, Canada | 1,001-5,000 | Exact match | 1,170 contacts → |
“At Long View, we believe technology should empower people, strengthen organizations, and drive meaningful outcomes.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  NTG Clarityntgclarity.comHQ: Markham, ON, CanadaReported employees: 501-1,000 | Markham, ON, Canada | 501-1,000 | Exact match | 876 contacts → |
“NTG CLARITY is a leader in delivering network, telecom, IT and infrastructure solutions to network service providers and medium and large enterprises.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Lgs, An IBM Companylgs.comHQ: Québec, QC, CanadaReported employees: 501-1,000 | Québec, QC, Canada | 501-1,000 | Exact match | 742 contacts → |
“A consulting firm providing technology solutions and advisory services to both private and public sector organizations.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Chartercharter.caHQ: Victoria, BC, CanadaReported employees: Not recorded | Victoria, BC, Canada | Not recorded | Exact match | 697 contacts → |
“Charter, an award-winning IT solution and managed services provider, was founded in 1997 in Victoria, BC, Canada.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Bluecatbluecatnetworks.comHQ: Toronto, ON, CanadaReported employees: 201-500 | Toronto, ON, Canada | 201-500 | Exact match | 626 contacts → |
“BlueCat provides core services and solutions that help our customers and their teams deliver change-ready networks.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  ONXonx.comHQ: Toronto, ON, CanadaReported employees: 1,001-5,000 | Toronto, ON, Canada | 1,001-5,000 | Exact match | 405 contacts → |
“OnX helps organizations modernize, secure, and optimize their technology environments to support long-term business success.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Bulletproof, A GLI Companybulletproofsi.com HQ: Fredericton, NB, CanadaReported employees: 201-500 | Fredericton, NB, Canada | 201-500 | Exact match | 274 contacts → |
“Headquartered in Canada with locations across the US and around the globe, Bulletproof’s ultimate goal is to help your organization reduce IT, security, and/or compliance…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  f12.netf12.netHQ: Edmonton, AB, CanadaReported employees: 201-500 | Edmonton, AB, Canada | 201-500 | Exact match | 270 contacts → |
“F12.net is dedicated to equipping business leaders, IT decision-makers, and their teams with the tools and strategies needed to strengthen their cyber security posture.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Calian IT & Cyber Solutionscalian.comHQ: Ottawa, ON, CanadaReported employees: 1,001-5,000 | Ottawa, ON, Canada | 1,001-5,000 | Exact match | 248 contacts → |
“Calian IT & Cyber Solutions (ITCS) is a global everything-as-a-service, cybersecurity, digital healthcare, application modernization and IT solution provider, committed to helping…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Dependableitdependableit.comHQ: Hamilton, ON, CanadaReported employees: 201-500 | Hamilton, ON, Canada | 201-500 | Exact match | 244 contacts → |
“DependableIT IT Services bring together suites of services that help your business move faster.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Optimus Information INCoptimusinfo.comHQ: Vancouver, BC, CanadaReported employees: 51-200 | Vancouver, BC, Canada | 51-200 | Exact match | 243 contacts → |
“Optimus Information is a leading technology consulting company providing professional and managed services.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Trillium Information Security Systemstrilliuminfosec.comHQ: Toronto, ON, CanadaReported employees: 51-200 | Toronto, ON, Canada | 51-200 | Exact match | 239 contacts → |
“Trillium Information Security Systems (TISS) is a leading global provider of cybersecurity solutions and services, established in 2005.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Nova Networksnovanetworks.comHQ: Ottawa, ON, CanadaReported employees: 201-500 | Ottawa, ON, Canada | 201-500 | Exact match | 234 contacts → |
“Nova Networks is committed to the goal of ensuring that the products and services we provide exceed our clients’ expectations.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  CPUcpu.caHQ: Quebec, QC, CanadaReported employees: 1,001-5,000 | Quebec, QC, Canada | 1,001-5,000 | Exact match | 234 contacts → |
“Since 1984, CPU has been an industry leader in information technology in Quebec, offering its expertise in technology, infrastructure, product deployment, technical support and…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  ESI Technologiesesitechnologies.comHQ: Montreal, QC, CanadaReported employees: 201-500 | Montreal, QC, Canada | 201-500 | Exact match | 196 contacts → |
“Since 1994, ESI’s focus has always been data management and protection.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Pathway Communicationspathcom.comHQ: Markham, ON, CanadaReported employees: 51-200 | Markham, ON, Canada | 51-200 | Exact match | 192 contacts → |
“Founded in 1995, Pathway Communications specializes in providing innovative and cost-effective IT and communication solutions for businesses of all sizes.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Victrixvictrix.caHQ: Montréal, QC, CanadaReported employees: 201-500 | Montréal, QC, Canada | 201-500 | Exact match | 177 contacts → |
“Founded in 2003, Victrix is one of the largest IT services companies in Quebec with over 200 professionals.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Technoconseiltechnoconseil.comHQ: Québec, QC, CanadaReported employees: 201-500 | Québec, QC, Canada | 201-500 | Exact match | 171 contacts → |
“L’univers des technologies de l’information a beaucoup évolué depuis 15 ans.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  APTUMaptum.comHQ: Toronto, ON, CanadaReported employees: 201-500 | Toronto, ON, Canada | 201-500 | Exact match | 159 contacts → |
“In this era of ubiquitous computing the defining, delivering, managing, and scaling your digital services in a reliable and cost effectively has never been more complicated.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  IMP Solutionsimpsolutions.comHQ: Halifax, NS, CanadaReported employees: 51-200 | Halifax, NS, Canada | 51-200 | Exact match | 158 contacts → |
“IMP Solutions, a division of IMP Group Ltd, is a leading information technology company providing Product Sales, Professional Services, and Application Development.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Activo INCactivo.caHQ: Markham, ON, CanadaReported employees: 51-200 | Markham, ON, Canada | 51-200 | Exact match | 158 contacts → |
“Activo is a national IP Infrastructure Company that recognizes today’s businesses depend on secure and scalable IP networks for growth and success.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  MS Solutionsmssolutions.caHQ: Québec, QC, CanadaReported employees: 51-200 | Québec, QC, Canada | 51-200 | Exact match | 157 contacts → |
“MS Solutions offers IT solutions for Quebec businesses.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Glasshouse Systemsghsystems.comHQ: Toronto, ON, CanadaReported employees: 51-200 | Toronto, ON, Canada | 51-200 | Exact match | 150 contacts → |
“GlassHouse Systems (GHS) is an infrastructure, security, and managed services solutions provider who develops, designs and deploys solutions for leading enterprises in Canada and…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  ZAZZzazz.ioHQ: Toronto, ON, CanadaReported employees: 501-1,000 | Toronto, ON, Canada | 501-1,000 | Exact match | 150 contacts → |
“Zazz is a trusted software engineering and IT services partner helping enterprises deliver secure, scalable, and high-impact technology initiatives.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Catech Systems LTDcatech-systems.comHQ: Markham, ON, CanadaReported employees: 201-500 | Markham, ON, Canada | 201-500 | Exact match | 138 contacts → |
“Celebrating more than 35 years of excellence, CaTECH Systems Ltd.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 2,142 company matches
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IT infrastructure and security companies: dataset insights
September 27, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
2,136 records in the displayed employee bands.
6 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 29.0dCompany record updated
Median 83.0dHow 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.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
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 ↗
IT infrastructure and security companies by metro
- IT infrastructure and security companies in Toronto362
- IT infrastructure and security companies in Calgary181
- IT infrastructure and security companies in Montreal154
- IT infrastructure and security companies in Ottawa115
- IT infrastructure and security companies in Mississauga111
- IT infrastructure and security companies in Vancouver103
- IT infrastructure and security companies in Edmonton70
- IT infrastructure and security companies in Markham47
- IT infrastructure and security companies in Winnipeg37
- IT infrastructure and security companies in Brampton34
- IT infrastructure and security companies in London29
- IT infrastructure and security companies in Burnaby26
Questions about this company list
What does Exact match mean for IT infrastructure and security companies?
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 IT infrastructure and security companies did RevenueBase find based in Canada?
The saved snapshot records 2,142 matching company records, 24,950 tracked contacts and 9,959 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
IT infrastructure and security companies by geography
- IT infrastructure and security companies based in the United States
- IT infrastructure and security companies based in Brazil
- IT infrastructure and security companies based in the United Kingdom
- IT infrastructure and security companies based in Germany
- IT infrastructure and security companies based in France
- IT infrastructure and security companies based in Australia
- IT infrastructure and security companies based in Italy
- IT infrastructure and security companies based in Spain
- IT infrastructure and security companies based in the Netherlands
- IT infrastructure and security companies based in South Africa
- IT infrastructure and security companies based in Mexico
- IT infrastructure and security companies based in Poland
Cite this list
RevenueBase Data Team. Top 25 IT infrastructure and security companies based in Canada. Snapshot: September 27, 2026. https://revenuebase.ai/companies/it-infrastructure-and-security-companies/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
- IT infrastructure and security companies based in the United States
- IT infrastructure and security companies based in Brazil
- IT infrastructure and security companies based in the United Kingdom
- IT infrastructure and security companies based in Germany
- IT infrastructure and security companies based in France
- IT infrastructure and security companies based in Australia
Company intelligence · public preview
Top 25 IT infrastructure and security companies based in Canada
RevenueBase records 2,142 matching company records for IT infrastructure and security companies based in Canada, with 24,950 tracked contacts and 9,959 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 IT infrastructure and security companies 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 | Long View Systemslongviewsystems.com HQ: Calgary, AB, CanadaReported employees: 1,001-5,000 | Calgary, AB, Canada | 1,001-5,000 | Exact match | 1,170 contacts → |
“At Long View, we believe technology should empower people, strengthen organizations, and drive meaningful outcomes.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | NTG Clarityntgclarity.com HQ: Markham, ON, CanadaReported employees: 501-1,000 | Markham, ON, Canada | 501-1,000 | Exact match | 876 contacts → |
“NTG CLARITY is a leader in delivering network, telecom, IT and infrastructure solutions to network service providers and medium and large enterprises.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Lgs, An IBM Companylgs.com HQ: Québec, QC, CanadaReported employees: 501-1,000 | Québec, QC, Canada | 501-1,000 | Exact match | 742 contacts → |
“A consulting firm providing technology solutions and advisory services to both private and public sector organizations.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Chartercharter.ca HQ: Victoria, BC, CanadaReported employees: Not recorded | Victoria, BC, Canada | Not recorded | Exact match | 697 contacts → |
“Charter, an award-winning IT solution and managed services provider, was founded in 1997 in Victoria, BC, Canada.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Bluecatbluecatnetworks.com HQ: Toronto, ON, CanadaReported employees: 201-500 | Toronto, ON, Canada | 201-500 | Exact match | 626 contacts → |
“BlueCat provides core services and solutions that help our customers and their teams deliver change-ready networks.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | ONXonx.com HQ: Toronto, ON, CanadaReported employees: 1,001-5,000 | Toronto, ON, Canada | 1,001-5,000 | Exact match | 405 contacts → |
“OnX helps organizations modernize, secure, and optimize their technology environments to support long-term business success.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Bulletproof, A GLI Companybulletproofsi.com HQ: Fredericton, NB, CanadaReported employees: 201-500 | Fredericton, NB, Canada | 201-500 | Exact match | 274 contacts → |
“Headquartered in Canada with locations across the US and around the globe, Bulletproof’s ultimate goal is to help your organization reduce IT, security, and/or compliance…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | f12.netf12.net HQ: Edmonton, AB, CanadaReported employees: 201-500 | Edmonton, AB, Canada | 201-500 | Exact match | 270 contacts → |
“F12.net is dedicated to equipping business leaders, IT decision-makers, and their teams with the tools and strategies needed to strengthen their cyber security posture.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Calian IT & Cyber Solutionscalian.com HQ: Ottawa, ON, CanadaReported employees: 1,001-5,000 | Ottawa, ON, Canada | 1,001-5,000 | Exact match | 248 contacts → |
“Calian IT & Cyber Solutions (ITCS) is a global everything-as-a-service, cybersecurity, digital healthcare, application modernization and IT solution provider, committed to helping…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Dependableitdependableit.com HQ: Hamilton, ON, CanadaReported employees: 201-500 | Hamilton, ON, Canada | 201-500 | Exact match | 244 contacts → |
“DependableIT IT Services bring together suites of services that help your business move faster.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Optimus Information INCoptimusinfo.com HQ: Vancouver, BC, CanadaReported employees: 51-200 | Vancouver, BC, Canada | 51-200 | Exact match | 243 contacts → |
“Optimus Information is a leading technology consulting company providing professional and managed services.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Trillium Information Security Systemstrilliuminfosec.com HQ: Toronto, ON, CanadaReported employees: 51-200 | Toronto, ON, Canada | 51-200 | Exact match | 239 contacts → |
“Trillium Information Security Systems (TISS) is a leading global provider of cybersecurity solutions and services, established in 2005.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Nova Networksnovanetworks.com HQ: Ottawa, ON, CanadaReported employees: 201-500 | Ottawa, ON, Canada | 201-500 | Exact match | 234 contacts → |
“Nova Networks is committed to the goal of ensuring that the products and services we provide exceed our clients’ expectations.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | CPUcpu.ca HQ: Quebec, QC, CanadaReported employees: 1,001-5,000 | Quebec, QC, Canada | 1,001-5,000 | Exact match | 234 contacts → |
“Since 1984, CPU has been an industry leader in information technology in Quebec, offering its expertise in technology, infrastructure, product deployment, technical support and…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | ESI Technologiesesitechnologies.com HQ: Montreal, QC, CanadaReported employees: 201-500 | Montreal, QC, Canada | 201-500 | Exact match | 196 contacts → |
“Since 1994, ESI’s focus has always been data management and protection.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Pathway Communicationspathcom.com HQ: Markham, ON, CanadaReported employees: 51-200 | Markham, ON, Canada | 51-200 | Exact match | 192 contacts → |
“Founded in 1995, Pathway Communications specializes in providing innovative and cost-effective IT and communication solutions for businesses of all sizes.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Victrixvictrix.ca HQ: Montréal, QC, CanadaReported employees: 201-500 | Montréal, QC, Canada | 201-500 | Exact match | 177 contacts → |
“Founded in 2003, Victrix is one of the largest IT services companies in Quebec with over 200 professionals.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Technoconseiltechnoconseil.com HQ: Québec, QC, CanadaReported employees: 201-500 | Québec, QC, Canada | 201-500 | Exact match | 171 contacts → |
“L’univers des technologies de l’information a beaucoup évolué depuis 15 ans.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | APTUMaptum.com HQ: Toronto, ON, CanadaReported employees: 201-500 | Toronto, ON, Canada | 201-500 | Exact match | 159 contacts → |
“In this era of ubiquitous computing the defining, delivering, managing, and scaling your digital services in a reliable and cost effectively has never been more complicated.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | IMP Solutionsimpsolutions.com HQ: Halifax, NS, CanadaReported employees: 51-200 | Halifax, NS, Canada | 51-200 | Exact match | 158 contacts → |
“IMP Solutions, a division of IMP Group Ltd, is a leading information technology company providing Product Sales, Professional Services, and Application Development.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Activo INCactivo.ca HQ: Markham, ON, CanadaReported employees: 51-200 | Markham, ON, Canada | 51-200 | Exact match | 158 contacts → |
“Activo is a national IP Infrastructure Company that recognizes today’s businesses depend on secure and scalable IP networks for growth and success.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | MS Solutionsmssolutions.ca HQ: Québec, QC, CanadaReported employees: 51-200 | Québec, QC, Canada | 51-200 | Exact match | 157 contacts → |
“MS Solutions offers IT solutions for Quebec businesses.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Glasshouse Systemsghsystems.com HQ: Toronto, ON, CanadaReported employees: 51-200 | Toronto, ON, Canada | 51-200 | Exact match | 150 contacts → |
“GlassHouse Systems (GHS) is an infrastructure, security, and managed services solutions provider who develops, designs and deploys solutions for leading enterprises in Canada and…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | ZAZZzazz.io HQ: Toronto, ON, CanadaReported employees: 501-1,000 | Toronto, ON, Canada | 501-1,000 | Exact match | 150 contacts → |
“Zazz is a trusted software engineering and IT services partner helping enterprises deliver secure, scalable, and high-impact technology initiatives.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Catech Systems LTDcatech-systems.com HQ: Markham, ON, CanadaReported employees: 201-500 | Markham, ON, Canada | 201-500 | Exact match | 138 contacts → |
“Celebrating more than 35 years of excellence, CaTECH Systems Ltd.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 2,142 company matches
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IT infrastructure and security companies: dataset insights
September 27, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
2,136 records in the displayed employee bands.
6 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 29.0dCompany record updated
Median 83.0dHow 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.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
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 ↗
IT infrastructure and security companies by metro
- IT infrastructure and security companies in Toronto362
- IT infrastructure and security companies in Calgary181
- IT infrastructure and security companies in Montreal154
- IT infrastructure and security companies in Ottawa115
- IT infrastructure and security companies in Mississauga111
- IT infrastructure and security companies in Vancouver103
- IT infrastructure and security companies in Edmonton70
- IT infrastructure and security companies in Markham47
- IT infrastructure and security companies in Winnipeg37
- IT infrastructure and security companies in Brampton34
- IT infrastructure and security companies in London29
- IT infrastructure and security companies in Burnaby26
Questions about this company list
What does Exact match mean for IT infrastructure and security companies?
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 IT infrastructure and security companies did RevenueBase find based in Canada?
The saved snapshot records 2,142 matching company records, 24,950 tracked contacts and 9,959 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
IT infrastructure and security companies by geography
- IT infrastructure and security companies based in the United States
- IT infrastructure and security companies based in Brazil
- IT infrastructure and security companies based in the United Kingdom
- IT infrastructure and security companies based in Germany
- IT infrastructure and security companies based in France
- IT infrastructure and security companies based in Australia
- IT infrastructure and security companies based in Italy
- IT infrastructure and security companies based in Spain
- IT infrastructure and security companies based in the Netherlands
- IT infrastructure and security companies based in South Africa
- IT infrastructure and security companies based in Mexico
- IT infrastructure and security companies based in Poland
Cite this list
RevenueBase Data Team. Top 25 IT infrastructure and security companies based in Canada. Snapshot: September 27, 2026. https://revenuebase.ai/companies/it-infrastructure-and-security-companies/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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- IT infrastructure and security companies based in Germany
- IT infrastructure and security companies based in France
- IT infrastructure and security companies based in Australia