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Top Penetration Testing Companies in Canada for 2026

Top penetration testing companies in Canada include specialized cybersecurity firms and major enterprise consultancies that simulate real-world cyberattacks.

Updated on September 24, 2026
Read Time: 6 min
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As cyber-attacks become increasingly sophisticated and prevalent, companies are turning to penetration testing as a critical security measure. Penetration testing, also known as ethical hacking, involves simulating an attack on a company’s computer systems to identify vulnerabilities and weaknesses that malicious actors could exploit. In Canada, here is the list of penetration testing companies that can help organizations protect themselves from cyber threats. In this blog, we’ll highlight the top 7 penetration testing companies in Canada.

Top 7 Penetration Testing Companies in Canada Are as Follows:

  • Qualysec
  • eSentire
  • KPMG
  • Cyderes
  • Deloitte
  • Security Compass
  • CGI

How We Selected the Top Pentesting Companies in Canada

We assessed 500+ Canadian and Canada-active penetration testing vendors. We considered their overall strength in these factors that are most relevant to buyers:

  • Technical skills: OSCP, OSWE, CISSP, CREST, and SANS certifications.
  • Manual testing: emphasis on hands-on testing, vulnerability assessment, real attack techniques, and not relying only on automated scans.
  • Services include Web, mobile, API, cloud, infrastructure, IoT, AI/ML, red teaming, and continuous testing.
  • Industry knowledge: Knowledge of sectors including finance, healthcare, government, SaaS, and critical infrastructure.
  • Compliance: Familiar with compliance and security standards like PCI DSS, HIPAA, NIST, PIPEDA, SOC 2, ISO 27001.
  • Reporting: Evidence that reports are clear and show the impact of the risk and what can be done practically.
  • Reputation: Client reviews, case studies, industry recognition and track record.
  • Innovation: Modern testing platforms and tools which are used in addition to, but not in place of, human expertise.
  • Business-fit: Supporting various company sizes, budgets, testing scales, and engagement models.

1. Qualysec

Qualysec - Cybersecurity Consulting Company

Qualysec is a leading CREST-accredited cybersecurity company that specializes in Penetration testing services. Hence, they offer a wide range of services to help protect their customers’ assets and increase their security levels. It has expertise with 520+ clients, 60000+ vulnerabilities, 43+ countries, and 3700+ security assessments.

Some of the services they offer include:

Penetration Testing Phases at Qualysec

Qualysec team is composed of experienced offensive experts and security researchers who work together to provide their clients with the latest security processes and methodologies. Qualysec is also among the external penetration testing companies in Canada. They offer VAPT services utilizing manual and automation tools, in-house tools, adherence to industry standards, clear and concise reports with reproduction steps, mitigation steps, and post-assessment consultation

Although Qualysec Oppressional office is not situated in Canada, Qualysec’s extensive knowledge and expertise in cybersecurity testing services have earned a reputation among the top 10 cybersecurity companies in Canada.

Hence, Qualysec is ranked at the top among the top 7 penetration testing companies in Canada.

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2. eSentire

eSentire

eSentire is a Cambridge-based cybersecurity company. Furthermore, eSentire is a penetration testing company. They use a combination of manual and automated testing to identify vulnerabilities and provide detailed reports that include remediation recommendations. Hence, eSentire is ranked among the top 7 penetration testing companies in Canada.

3. KPMG

KPMG

KPMG is another global consulting firm with offices in several Canadian cities. Their cybersecurity team offers a range of services. KPMG is also a penetration testing company. They use a combination of manual and automated testing to identify vulnerabilities and provide detailed reports that include remediation recommendations. Hence, KPMG is ranked among the top 7 penetration testing companies in Canada.

4. Cyderes (Herjavec Group)

Cyderes

Herjavec Group is a Toronto-based cybersecurity company that offers a range of services. Being a cybersecurity company as well as a penetration testing company. They use a combination of manual and automated testing to identify vulnerabilities and provide detailed reports that include remediation recommendations. Hence, Cyderes (Herjavec Group) is ranked among the top 7 penetration testing companies in Canada.

5. Deloitte

Deloitte

Deloitte is a global consulting firm with offices in several Canadian cities. Its cybersecurity team offers a wide range of services. It is also a penetration testing company and hence uses a combination of manual and automated testing to identify vulnerabilities and provide detailed reports that include remediation recommendations.

6. Security Compass

Security Compass

A Toronto-based company that specializes in software security. Security Compass is a penetration testing company that offers network, application, and web application security testing, as well as mobile application testing. They use a combination of automated and manual testing to identify vulnerabilities and provide detailed reports that include remediation recommendations.

7. CGI

CGI

CGI is a global IT consulting firm that offers a wide range of cybersecurity services. Along with its cybersecurity services, it is also a penetration testing company. Their team of experts uses industry-standard tools and methodologies to identify vulnerabilities and provide detailed reports to help organizations improve their security posture. Hence, CGI is ranked among the top 7 penetration testing companies in Canada.

Pentesting Report example

Sample VAPT Report

Conclusion

There are several top 7 penetration testing companies in Canada that can help organizations protect themselves from cyber threats. These companies use a combination of manual and automated testing to identify vulnerabilities and provide detailed reports that include remediation recommendations.

When choosing a penetration testing company, it’s essential to consider factors such as expertise, experience, and cost. By working with one of these top 7 penetration testing companies in Canada, you can take proactive steps to improve your cybersecurity posture and protect your organization from cyber-attacks.

Hence, Qualysec has been successfully serving clients across various industries, including banking and finance, healthcare, e-commerce, and IT. They have helped their clients identify and mitigate vulnerabilities, prevent data breaches, and improve their overall security posture with the detailed VAPT report.

Furthermore, Qualysec is among the top 7 penetration testing companies in Canada. Their comprehensive approach, commitment to customer service, and competitive pricing make them the go-to choice for businesses looking to secure their online presence. If you’re looking for a VAPT provider, Qualysec should be at the top of your list. Are you still not convinced? Talk to our Experts and fill out your requirements.

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FAQ ( Frequently Asked Questions )

Q. What is a penetration testing company?

Penetration testing, or pentesting, is a form of ethical cybersecurity assessment that seeks to identify, safely exploit, and help to remediate vulnerabilities across computer systems, applications, and websites.

Q. Is penetration testing good or bad?

Penetration testing is widely regarded as an essential tool to protect organizations from cyberattacks

Q. What are the top 5 penetration testing methodologies?

The top 5 penetration testing methodologies are OSSTMM, OWASP, NIST, PTES, and ISSAF.

Q. What are the 7 phases of penetration testing?

The 7 phases of penetration testing are Pre-engagement actions, reconnaissance, threat modeling and vulnerability identification, exploitation, post-exploitation, reporting, and resolution and re-testing.

Q. What is black box penetration testing?

A black-box penetration test determines the vulnerabilities in a system that are exploitable from outside the network.

Pabitra Kumar Sahoo

About Pabitra Kumar Sahoo

Pabitra Kumar Sahoo is the Co-Founder and Chief Operating Officer (COO) at Qualysec. With a deep commitment to elevating global cybersecurity standards, he directs corporate operations and service strategy, helping enterprises mitigate compliance debt and defend their digital infrastructure through elite, human-led penetration testing.

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