Find reliable cybersecurity companies in Ottawa to secure your business online. DesignRush connects you with specialists trusted by global brands like NHS and Abbvie. With over 1M monthly visitors and Fortune 500 brands turning to DesignRush to evaluate service providers, you can confidently choose the right cybersecurity partner. Compare providers by industry expertise, client type, budget, reviews, team size, and portfolio.

Best Ottawa Cybersecurity Firm Rankings

14 Companies - Rankings updated: August 14, 2026

Each agency undergoes DesignRush evaluation for professional expertise and genuine client satisfaction to assist your search. Some featured placements are paid.

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  • C3SA

    C3SA is a qualified supplier of the Pro Services Supply Arrangement as well as a qualified supplier of Task-Based Informatics Professional Services (TBIPS)...

    Top Services:

    • Cybersecurity
    • IT Services
    Location
    Ottawa, Canada
    Number of Employees
    Under 49
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  • TwelveDot

    TwelveDot is a team of IT specialists that is obsessed with solving information and cyber security issues, in particular, the ones your company or organization faces...

    Top Services:

    • Cybersecurity
    • IT Services
    Location
    Ottawa, Canada
    Number of Employees
    Under 49
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  • Deloitte

    Collaborating for Lasting Impact in Business Consulting

    Collaborating for Lasting Impact in Business Consulting

    Join us at Deloitte, where we believe that our collective influence is the cornerstone of our value. With a rich legacy spanning over 175 years and a global network encompassing 150 countries, we empower remarkable achievements, solve complex problems, and drive meaningful progress for clients, professionals...

    Top Services:

    • Business Consulting
    • Accounting
    • HR Outsourcing
    • Big Data Analytics
    • CRM Consulting
    • Show more
    Location
    Ottawa, Canada
    Number of Employees
    1000 & Up
    Portfolios Count
    6 Projects Listed
    View Profile
    3.4 3.4 (83)

  • Forvis Mazars US

    Delivering Unmatched Accounting Services.

    Delivering Unmatched Accounting Services.

    Forvis Mazars is a leading public accounting firm ranked among the top 10 in the nation. With a forward vision and unwavering commitment to unmatched client experiences, we redefine excellence in the industry. Formed through the merger of two esteemed firms, BKD and DHG, FORVIS combines legacy and innovation...

    Top Services:

    • Business Consulting
    • Accounting
    • Cybersecurity
    • IT Services
    • Show more
    Location
    Ottawa, Canada
    Number of Employees
    1000 & Up
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  • RA IT Support

    We Make It Work For You

    We Make It Work For You

    We simplify technology for small and medium businesses offering proactive IT services, cloud solutions, and peace of mind, one system at a time. At RA IT Support, our mission is to provide top-notch IT services for home and small businesses. We strive to make technology work for our clients, not against them...

    Top Services:

    • Managed Services
    • IT Services
    • Cybersecurity
    • Cloud Consulting
    • Show more
    Location
    Ottawa, Canada
    Number of Employees
    Under 49
    Average Hourly Rate
    $95/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
    View Profile
    5.0 5.0 (11)

  • OGGN Inc

    A Software and Services Company: Exceeding Expectations!

    A Software and Services Company: Exceeding Expectations!

    We accelerate your digital transformation with expert AI, CyberSecurity, Cloud & Automation solutions. We implement frictionless Multi-Factor Authentication, Keycloak, Duende IdentityServer integration, PKI and automated certificate lifecycle management. Also provide Recruitment & staffing services...

    Top Services:

    • Cybersecurity
    • Cloud Consulting
    • Managed Services
    • AI Development
    • Business Consulting
    • Show more
    Location
    Ottawa, Canada
    Number of Employees
    Under 49
    Minimal Budget
    $1,000 - $10,000
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  • Smudge Web Services

    We have over 12 years' experience of building transformational software solutions for regional and international brands, including Coca-Cola, Vodafone and New Zealand Police. Smudge exists at the intersection of design, software development and business consultancy. We believe in making people's lives a...

    Top Services:

    • IT Services
    • Cybersecurity
    • Graphic Design
    • Mobile App Development
    • Web Development
    • Show more
    Location
    Ottawa, Canada
    Number of Employees
    Under 49
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  • GAM Tech

    Leave I.T to us!

    Leave I.T to us!

    AM Tech is a Canadian Managed IT Service Provider founded in 2012, delivering secure, innovative, and proactive technology solutions. We specialize in Managed IT, cybersecurity, cloud, and automation services, combining big-business expertise with small-business care to drive client success...

    Top Services:

    • IT Services
    • Cybersecurity
    • Managed Services
    • IT Compliance Solution
    • Cloud Consulting
    • Show more
    Location
    Ottawa, Canada
    Number of Employees
    Under 49
    Average Hourly Rate
    $150/hr
    Minimal Budget
    Under $1,000
    View Profile
    4.7 4.7 (58)

  • Fencecore

    We keep IT simple so your business can go above and beyond.

    We keep IT simple so your business can go above and beyond.

    We keep IT simple so your business can go above and beyond...

    Top Services:

    • IT Services
    • Managed Services
    • Cybersecurity
    • Cloud Consulting
    • Show more
    Location
    Ottawa, Canada
    Number of Employees
    100 - 249
    Average Hourly Rate
    $20/hr
    View Profile
    4.9 4.9 (36)

  • DNSnetworks Corporation

    Technology for your success.

    Technology for your success.

    DNSnetworks is a full-service technology partner that strategically aligns business objectives and technology to help businesses achieve greater success and profitability. They offer a range of services, including technical support, managed infrastructure, cloud solutions, data center services...

    Top Services:

    • Web Design
    • IT Services
    • Cybersecurity
    • Web Development
    • SEO
    • Show more
    Location
    Ottawa, Canada
    Number of Employees
    Under 49
    Average Hourly Rate
    $149/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile

  • EY

    Building A Better Working World

    Building A Better Working World

    EY offers Accounting, Business Consulting, and IT Services with a mission to build a better working world. It provides insights and quality services that instill trust in global capital markets and economies. EY focuses on developing exceptional leaders who deliver on their commitments to all stakeholders...

    Top Services:

    • Business Consulting
    • HR Outsourcing
    • Accounting
    • Cybersecurity
    • IT Services
    • Show more
    Location
    Ottawa, Canada
    Number of Employees
    1000 & Up
    View Profile

  • Baker Tilly

    Now, for tomorrow.

    Now, for tomorrow.

    Offering AgTech, Business, and IT Services. Baker Tilly Canada Cooperative is a member of the global network of Baker Tilly International Limited, the members of which are separate and independent legal entities. Baker Tilly Canada refers to the association of member firms of Baker Tilly Canada Cooperative...

    Top Services:

    • HR Outsourcing
    • Accounting
    • Business Consulting
    • Market Research
    • Cybersecurity
    • Show more
    Location
    Ottawa, Canada
    Number of Employees
    1000 & Up
    View Profile
    4.6 4.6 (19)

  • Software Secured

    Elevating Application Security, One Test at a Time.

    Elevating Application Security, One Test at a Time.

    SecureScope delivers thorough penetration testing services, combining manual expertise with advanced proprietary tools. Our solutions provide businesses with detailed insights into their application security, ensuring robust protection and compliance...

    Top Services:

    • Cybersecurity
    Location
    Ottawa, Canada
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile

  • Persistent

    See Beyond, Rise Above.

    See Beyond, Rise Above.

    Persistent Systems, a renowned global leader in software product development and technology services. Delve into our innovative offerings to stay ahead in the ever-evolving landscape of technology...

    Top Services:

    • AI Development
    • Software Development
    • Web Development
    • Mobile App Development
    • Blockchain
    • Show more
    Location
    Ottawa, Canada
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $50,000 & Up
    View Profile
    4.6 4.6 (730)

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