Top IT Services Companies in Ontario
SelectedFirms reviews agencies and verifies client feedback to support informed decisions. [How SelectedFirms Ensures Trust]
Explore Reviewed IT Services Companies in Ontario — Find Skilled IT Experts for Your Project
Certain agencies may be featured through sponsored placements. Rankings and SF Scores remain unbiased and are based solely on our evaluation methodology.
57 Companies
Filter by
-
Canada
-
Ontario
22
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Architected, Compliant, Secure
An organization's most valuable asset, its information, is best managed and secured by Messaging Architects, a top information governance company. Any business or organization cannot function without information, which is its lifeblood. It is the sole essential asset that is never listed as a line item in a financial statement, but the business cannot function without it.
View Messaging Architects Profile$100-$149/hr
$1,000+
50 - 249
Montreal, Canada
19
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
We consume complexity and deliver simplicity
Jay Analytix, based in Windsor, ON, is a leading Data Solutions provider with Microsoft partnership. Our expert team has played a pivotal role in propelling start-ups and implementing end to end IT processes for small and medium-sized enterprises. Our comprehensive services encompass IT Recruitment, Data Solutions, Performance Engineering, and Artificial Intelligence. At Jay Analytix, we are driven by the belief that technical challenges should not hinder great ventures. Taking this philosophy into action, we collaborate closely with our partners to initiate new projects and enhance existing ones. Our process involves understanding your vision, defining your product, and executing the design, build, and launch phases.
View Jay Analytix Profile$50-$99/hr
$5,000+
10 - 49
Windsor, Canada
19
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Love your data
An international IT firm called Pythian assists companies in using disruptive data technologies to increase their competitiveness. Our software solutions and services leverage data, analytics, and the cloud to improve business outcomes. We can fulfill our client's promise of using technology to produce the greatest results more quickly because of our 20 years of data, dedication to employing the best individuals, and extensive technical and business skills.
View Pythian Profile$300 </hr
$25,000+
250 - 999
Ottawa, Canada
18
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Structured Simplicity
We at OrderStack are committed to the idea of structured simplicity. To assist our clients succeed, we are committed to streamlining complexity and bringing order to chaos. Since our founding in 2018, we have grown from our retail roots to become a full-service provider of software services, providing clients with end-to-end solutions that walk them through each step of the software development lifecycle.
View OrderStack Profile$25-$49/hr
$25,000+
10 - 49
Toronto, Canada
18
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
AI Innovation Empowering Global Business Growth
Accendum is a Ukraine-based technology agency specializing in AI, machine learning, cybersecurity, and IT development. Rooted in a culture of resilience and innovation, we combine technical excellence with strategic insight to deliver customized digital solutions for global businesses. Our team of expert developers and data scientists creates AI-driven systems tailored to your specific goals, ensuring efficiency, scalability, and security. At Accendum, we don’t believe in one-size-fits-all strategies — we collaborate closely to understand your business challenges and craft intelligent, future-ready solutions that drive transformation and measurable growth in today’s fast-evolving digital landscape.
View Accendum LLC Profile$50-$99/hr
$1,000+
10 - 49
Waterloo, Canada
17
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Top-Rated Mobile Application Dev Firm
One of the leading software development and BPO organizations in the globe, Sataware provides worldwide clients with dependable and effective BPO outsourcing solutions. We actually offer 24X7 services because we have offices in the USA & India. Finding the ideal technical partner for Web, mobile, desktop application development, and BPO services can be tough, but Sataware stands out for having a solid set of competencies that can help you accomplish your vision. Basically, the safe, scalable, upward-facing, and trustworthy business systems are the focus of our services. Our most creative information technology and software outsourcing services are built with a focus on addressing the particular needs and objectives of our clients. We publicize our high standards through our inexpensive, trustworthy, and high-quality software services.
View Sataware Technologies Profile$25-$49/hr
$1,000+
50 - 249
Toronto, Canada
16
SF Score
SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology
Setting the Standard for Staff Augmentation and IT Solutions
Cyber InfraStructure INC. (CIS), founded in 2003, is a global IT consulting and staff augmentation leader with offices in Central India, the USA, and the UK. We specialize in delivering top-tier technology solutions, helping businesses scale their teams and optimize operations efficiently. With experience serving over 2,100 clients across 100+ countries, we support industries including education, finance, travel, retail, manufacturing, gaming, and healthcare. CIS is recognized for excellence, holding CMMI Level 3, ISO 9001:2018 certifications, and partnerships such as Microsoft Gold Partner, Magento Silver Solution Partner, and memberships with Drupal and Joomla. Our focus is delivering innovative, reliable IT solutions that drive measurable business results.
View CIS Profile< $25/hr
$10,000+
250 - 999
Toronto, Canada
Why Companies Trust SelectedFirms?
SelectedFirms bridges the gap between businesses and digital service providers as a trusted B2B research and listing platform. With the trust of 14,000+ companies and a growing community of 1M+ users, we empower businesses with reliable insights to make confident decisions.
Human-verified companies
We manually review companies to ensure they meet our quality standards before they appear on the platform.
Research-driven rankings
We rank companies using a clear ranking methodology based on real client feedback, expertise, market credibility, and how well teams execute — not hype.
Always up-to-date insights
We regularly refresh listings with new reviews, portfolio updates, and market changes to keep decisions relevant.
Verified credibility signals
From verified badges to editorial reviews, we highlight companies that show real commitment to quality and transparency.