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Home Software Testing Unit Testing Canada Ontario Mississauga

Top Unit Testing Services in Mississauga

Ratings Updated: May 20, 2026
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1 Leaders 4 Contenders

5 Companies

Country: Canada
Province: Ontario
City: Mississauga
Functional Software Testing: Unit Testing

List of the Top Mississauga Unit Testing Companies

  • Stingrai Inc. Logotype

    5.0 19 reviews
    Premier Verified
    $1,000+
    Undisclosed
    10 - 49
    Toronto, Canada

    Services provided

    45% Application Testing
    55% Cybersecurity

    Focus Areas

    45% Unit Testing
    50% Acceptance Testing
    5% Regression Testing

    Stingrai Inc. is a professional firm specializing in penetration testing, with a strong focus on Application and Software Quality Assurance. The company is highly rated for its responsiveness, technical proficiency, and effective communication, with 100% of reviewers praising these aspects. Clients consistently commend Stingrai Inc. for its thorough and timely delivery of reports, which are clear and actionable, leading to enhanced security postures across various applications.

    See all 19 projects
    7 of 7 reviews are 5 stars
    4 new reviews for Application Testing services
    Less than $10,000 avg. project cost

    Reviewed 7 times in the past 6 months

    Recent reviews of Stingrai Inc. reflect a strong overall sentiment of satisfaction among clients. Key feedback highlights their timely delivery of comprehensive penetration testing reports, effective communication, and the ability to identify vulnerabilities that clients had previously overlooked. Clients particularly praised the team's responsiveness and the clear presentation of findings. Notably, one client mentioned that Stingrai's education on vulnerabilities was unmatched compared to prior auditors, while another emphasized the impressive combination of technical expertise and clear communication.
    Read 7 Recent Reviews

    More responsive than most other service providers

    Stingrai Inc. is very responsive

    They are a great candidate to start a conversation with. Send them a short message or project inquiry.
    Get in Touch
    5 of 5 Mississauga-based reviews are 5 stars
    2 Mississauga-based reviews for Application Testing in past 6 months
    Less than $10,000 avg. project cost for Application Testing services in Mississauga

    Application Testing project highlight

    Penetration Testing for Grading & Assessment SaaS Co

    5.0 — Stingrai Inc. conducted a comprehensive penetration test for a grading and assessment SaaS. The team performed manual and automated testing to identify vulnerabilities and strengthen the client's Read more
    Read Similar Reviews

    Review Rating from Clients

    5.0/5.0

    Quality

    4.9

    Schedule

    5.0

    Cost

    5.0

    Willing to Refer

    4.9

    Toronto clients highlight Stingrai Inc.'s proficiency in security testing, vulnerability management, and remediation guidance. They appreciate the team's professionalism, timely delivery, and ability to uncover hidden vulnerabilities, making them a trusted partner for complex cybersecurity projects across various industries.
    Read Local Reviews
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  • PlutoSec Logotype

    5.0 78 reviews
    Premier Verified
    $10,000+
    Undisclosed
    50 - 249
    Toronto, Canada

    Services provided

    20% Application Testing
    55% Cybersecurity
    15% Custom Software Development +1
    10% IT Managed Services

    Focus Areas

    10% Unit Testing
    20% Regression Testing
    15% Acceptance Testing +5
    15% Integration Testing
    15% Sanity Testing
    10% Installation Testing
    10% IoT Testing
    5% A/B Testing

    PlutoSec is a cybersecurity firm specializing in Application Testing and Software Quality Assurance. Reviews highlight their manual-first approach, which identified and remedied critical vulnerabilities, resulting in improved security postures for clients. With a 100% satisfaction rate, clients praised PlutoSec's efficient project management, communication, and tailored remediation guidance, though some suggested enhancements like more visual reports for broader accessibility.

    See all 78 projects

    Reviews mention Knowledgeable

    Clients consistently highlighted PlutoSec's deep technical expertise and comprehensive knowledge in cybersecurity. For instance, one client praised their team for their hands-on approach and ability to articulate complex security issues clearly, stating that they provided practical advice tailored to their systems. Another review noted the team's commitment to manual testing, which uncovered vulnerabilities automated tools missed. Overall, the sentiment regarding their knowledgeability is overwhelmingly positive, with clients feeling supported and informed throughout their engagements.
    • Cybersecurity Services for Vacation Rental Platform
      5.0 Jun 30, 2025

      What stood out most about PlutoSec was their personalized, business-focused approach. Instead of giving us generic security solutions, they tailored everything specifically to how our rental platform operates. They took the time to understand our workflows, customer journey, and the types of threats we might face. That level of detail, combined with their deep technical knowledge and friendly support, made them feel more like an internal team than an outside vendor.

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    • Cybersecurity Services for Olive Oil Producer
      5.0 Jul 10, 2025

      What impressed us most about PlutoSec was their commitment to manual, in-depth testing rather than relying solely on automated tools. They uncovered complex vulnerabilities that typical scanners would have missed and took the time to explain technical risks in a way that made sense to our non-technical team. Their ability to bridge deep technical knowledge with clear communication and real-world attack simulation made them stand out.

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    • Cybersecurity Services for Chauffeur Service
      5.0 Jul 11, 2025

      What impressed us most about PlutoSec was their ability to blend deep technical knowledge with practical, real-world solutions. They didn’t just point out problems—they showed us how those issues could be exploited in our specific environment and guided us through fixing them in a way that worked for our business. It felt like they truly cared about the security of our platform, which made a big difference.

      Read Full Review
    • Cybersecurity, App Testing & IT Services for Hospitality Company
      5.0 Jul 29, 2025

      What impressed us most about PlutoSec was their ability to blend deep technical knowledge with a genuinely human approach. They didn’t just hand us a report—they walked us through everything, made sure we understood the risks, and helped us fix the issues step by step. For a small hospitality business like ours, their high level of support and clarity was incredibly valuable.

      Read Full Review
    • Cybersecurity & Penetration Testing for Tech Blog
      5.0 Jul 30, 2025

      What impressed us most about PlutoSec was how hands-on and knowledgeable their team was, especially when it came to our Linux setup. They didn’t just send over a generic report – they took the time to understand how our systems were built and gave us practical, clear advice we could actually act on. Their attention to detail and the fact that they did a lot of the testing manually really set them apart.

      Read Full Review
    Read All Reviews

    View projects from:

    Canada (36) Italy (23) United States (8) Switzerland (1)

    This provider is fluent in 2 languages:

    • Bengali
    • French

    Toronto, Canada

    335 Yonge St
    Toronto, Canada M5B 2L3

    10 - 15

    +1 9053676038

    Toronto, Canada

    23 Westmore Dr #201A
    Toronto, Canada M9V 3Y7

    See All Locations (2)
    25 of 29 Mississauga-based reviews are 5 stars
    Less than $10,000 avg. project cost for Application Testing services in Mississauga

    Application Testing project highlight

    Cybersecurity for Paper & Packaging Manufacturing Company

    5.0 — PlutoSec provided cybersecurity services for a paper and packaging manufacturing company. The team conducted a penetration test of the client's website and systems to identify security Read more
    Read Similar Reviews
    View Profile Visit Website
  • Xoriant Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    1,000 - 9,999
    Toronto, Canada

    Services provided

    10% Application Testing
    10% AI Development
    10% BI & Big Data Consulting & SI +7
    10% Cloud Consulting & SI
    10% Custom Software Development
    10% Digital Engineering
    10% IT Managed Services
    10% IoT Development
    10% Mobile App Development
    10% UX/UI Design

    Focus Areas

    30% Unit Testing
    30% Installation Testing
    20% Integration Testing +1
    20% Regression Testing

    Xoriant is an UX agency launched in 1990. The company offers UX/UI Design and BI & big data consulting & SI, and is large.

    Read more

    Toronto, Canada

    55 York Street, Suite 401
    Toronto, Canada M5J 1R7

    2 - 5

    See All Locations (3)
    View Profile

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  • Financial Risk Group Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    50 - 249
    Toronto, Canada

    Services provided

    20% Application Testing
    20% IT Strategy Consulting
    10% BI & Big Data Consulting & SI +5
    10% Corporate Training & Coaching
    10% Financial Consulting
    10% Fractional CFO Services
    10% IT Managed Services
    10% Market Research

    Focus Areas

    50% Unit Testing
    50% Integration Testing

    Based in Cary, North Carolina and Toronto, Canada, Financial Risk Group is an IT strategy consulting company. The team offers IT strategy consulting and Application Testing.

    Read more

    Toronto, Canada

    2 Toronto St., Ste. 299
    Toronto, Canada M5C 2B5

    1

    See All Locations (2)
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  • Techorrect, Inc. Logotype

    Not yet reviewed

    Undisclosed
    Undisclosed
    2 - 9
    Toronto, Canada

    Services provided

    50% Application Testing
    50% DevOps Managed Services

    Focus Areas

    30% Unit Testing
    40% Acceptance Testing
    30% Integration Testing

    Application Testing and DevOps Managed Services company Techorrect, Inc. Specializes in Application Testing and DevOps Managed Services. They were established in 2018.

    Read more
    View Profile

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1 Stingrai Inc.

List of the Top 1 Mississauga Unit Testing Companies

  1. Stingrai Inc. Logotype

    Stingrai Inc.

    $1,000+
    Undisclosed
    10 - 49
    Toronto, Canada

    Ability to deliver

    31.3/40.0
    18/20 Reviews
    6.2/10 Clients & Experience
    7/10 Market Presence

    Service focus

    45% Application Testing
    45% Unit Testing
    55% Other
    View Profile Visit Website
  2. Xoriant Logotype

    Xoriant

    Undisclosed
    Undisclosed
    1,000 - 9,999
    Toronto, Canada

    Ability to deliver

    0/40.0
    0/20 Reviews
    0/10 Clients & Experience
    0/10 Market Presence

    Service focus

    10% Application Testing
    30% Unit Testing
    90% Other
    View Profile Visit Website
  3. Financial Risk Group Logotype

    Financial Risk Group

    Undisclosed
    Undisclosed
    50 - 249
    Toronto, Canada

    Ability to deliver

    0/40.0
    0/20 Reviews
    0/10 Clients & Experience
    0/10 Market Presence

    Service focus

    20% Application Testing
    50% Unit Testing
    80% Other
    View Profile Visit Website
  4. Techorrect, Inc. Logotype

    Techorrect, Inc.

    Undisclosed
    Undisclosed
    2 - 9
    Toronto, Canada

    Ability to deliver

    0/40.0
    0/20 Reviews
    0/10 Clients & Experience
    0/10 Market Presence

    Service focus

    50% Application Testing
    30% Unit Testing
    50% Other
    View Profile Visit Website
  5. PlutoSec Logotype

    PlutoSec

    $10,000+
    Undisclosed
    50 - 249
    Toronto, Canada

    Ability to deliver

    30.2/40.0
    20/20 Reviews
    4.4/10 Clients & Experience
    5.8/10 Market Presence

    Service focus

    20% Application Testing
    10% Unit Testing
    80% Other
    View Profile Visit Website

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Specialties

Recovery Testing Unit Testing Performance Testing Integration Testing A/B Testing Load Testing Acceptance Testing Manual Testing Localization Testing

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