Top 100 IT Services Companies in Ontario
The Best of August 2026Looking for a top IT services company in Ontario?
For your company to grow, it is essential to choose the best technology. Hiring an innovative IT services provider is the easiest way to ensure that you are making the best use of technology, increasing sales, and staying one step ahead of the competition.
To assist you in your search for a partner, we’ve compiled this list of the top IT consultants in Ontario. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
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List of the Best Ontario IT Companies
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421$5,000+50 - 249 employeesToronto, CanadaNucleus Networks, an IT managed services company, was founded in 2001. The midsize Vancouver, Canada-based team offers IT managed services, Cybersecurity, IT strategy consulting, and cloud consulting & SI.Read More
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422$1,000+2 - 9 employeesToronto, CanadaSpeedlight Solutions is a small Toronto, Canada-based IT managed services company. Their services include IT managed services and Web Design.Read More
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423Undisclosed10 - 49 employeesPickering, CanadaLocated in Edmonton, Canada and Pickering, Canada, Akora Cloud Consulting is a small cloud consulting & SI company. The team offers cloud consulting & SI and Custom Software Development.Read More
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424$1,000+2 - 9 employeesMississauga, CanadaIT Pilots is a small custom software development company and Cybersecurity company launched in 1997. Their team provides Custom Software Development and Cybersecurity.Read More
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425$5,000+10 - 49 employeesWaterloo, CanadaSpringTimeSoftware is a software development firm established in 2002. The company provides Custom Software Development and ERP consulting and SI, and is small.Read More
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426$50,000+10 - 49 employeesOttawa, CanadaSilstone Health is a big data company. Founded in 2014, the agency is located in Ottawa, Canada. Their services include BI & big data consulting & SI and cloud consulting & SI.Read More
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427$10,000+50 - 249 employeesVaughan, CanadaVestra Inet is a software development company based in Vaughan, Canada. The midsize team offers Custom Software Development, E-Commerce Development, Branding, Search Engine Optimization, and more and was launched in 2003.Read More
Clients
ADM Engineering Inc VibraSystems IncIndustries
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428Undisclosed2 - 9 employeesToronto, CanadaForte Innovations is a data analytics company established in 2016. The small team focuses on BI & big data consulting & SI, finance & accounting outsourcing (FAO), and business consulting. The company is based in Vancouver, Canada.Read More
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429Undisclosed10 - 49 employeesBrampton, CanadaSynconics INC is a small ERP consulting and SI company. They offer ERP consulting and SI and Enterprise App Modernization and were launched in 2024.Read More
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430Undisclosed2 - 9 employeesToronto, CanadaHeadquartered in Toronto, Canada, Managed Privacy Canada is a Compliance Consulting and Cybersecurity company. Their services include Compliance Consulting and Cybersecurity.Read More
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431$5,000+10 - 49 employeesMississauga, CanadaFounded in 2004, Haya Solutions Inc. Is a Digital Strategy company. The firm provides Digital Strategy and CRM consulting and SI.Read More
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432Undisclosed10 - 49 employeesToronto, CanadaArboStar, a small CRM consulting and SI and custom software development firm, is in Toronto, Canada. They offer CRM consulting and SI and custom software development and were launched in 2013.Read More
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433$1,000+10 - 49 employeesRichmond Hill, CanadaLaunched in 2007, IT Solutions Canada is a Conversion Optimization company. The small team specializes in Conversion Optimization and Cybersecurity.Read More
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434$1,000+2 - 9 employeesMississauga, CanadaWrightClick Consulting, a small IT managed services company, is based in Mississauga, Canada. Their services include IT managed services and Search Engine Optimization.Read More
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435$25,000+2 - 9 employeesToronto, CanadaPlug&Play Technologies Inc. Is a CRM consulting and SI company. Their team is located in Toronto, Canada and specializes in CRM consulting and SI and Low/No Code Development.Read More
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436$25,000+1,000 - 9,999 employeesToronto, CanadaAdastra Corporation is a cloud consulting & SI company. Their large team is headquartered in Toronto, Canada; Prague, Czech Republic; Frankfurt am Main, Germany and Sofia, Bulgaria. The firm focuses on cloud consulting & SI, BI & big data consulting & SI, IT strategy consulting, Artificial Intelligence, and more. The firm was established in 2000.Read More
Clients
AstraZeneca Audi Avast ContinentalIndustries
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437$1,000+2 - 9 employeesMississauga, CanadaMadsheets is a custom software development company founded in 2015. Their team provides Custom Software Development and Web Development.Read More
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Shoreside SupportIndustries
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438$25,000+50 - 249 employeesToronto, CanadaWatServ is a Toronto, Canada-based cloud consulting & SI company. They offer cloud consulting & SI and IT managed services.Read More
Clients
EF GasesIndustries
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439$1,000+10 - 49 employeesMarkham, CanadaLocated in Markham, Canada, Accountable IT Solutions is a small e-commerce development firm. The team provides E-Commerce Development and IT managed services.Read More
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440$1,000+10 - 49 employeesToronto, CanadaBased in Toronto, Canada, Gnosys Digigtal is a small ERP consulting and SI company. Their services include ERP consulting and SI and AI Agents.Read More
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441$10,000+2 - 9 employeesToronto, CanadaEstablished in 2015, Quantum Data Science Inc. Is a small business intelligence company in Toronto, Canada. Their team offers BI & big data consulting & SI and Custom Software Development.Read More
Clients
Xplore Sirius XM Familia Fine Foods Inc. Ananda Inc -
442$250,000+2 - 9 employeesMarkham, CanadaCM Inc. Is a small custom software development company launched in 1987. Their team offers Custom Software Development and IT managed services.Read More
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443Undisclosed2 - 9 employeesToronto, CanadaSheSmart Tech is an other IT consulting and SI company. They were established in 2025, and their services include other IT consulting and SI and Business Consulting.Read More
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444$50,000+2 - 9 employeesToronto, CanadaVisible Flow Consulting, an IT strategy consulting company, was established in 2014. Located in Toronto, Canada, the team offers IT strategy consulting and other IT consulting and SI.Read More
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445Undisclosed50 - 249 employeesToronto, CanadaValenta is a CRM consulting and SI company. They are in Toronto, Canada, and their services include CRM consulting and SI and ERP consulting and SI.Read More
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446$5,000+2 - 9 employeesToronto, CanadaMavericks Tech is a cloud consulting & SI company. The firm is in Toronto, Canada. Their team offers cloud consulting & SI and Cybersecurity.Read More
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447$1,000+10 - 49 employeesToronto, CanadaTechynaf is a branding company launched in 2015. The agency offers Branding and cloud consulting & SI, and is small.Read More
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448$5,000+2 - 9 employeesToronto, CanadaAgileCode Studio is an IT strategy consulting company. Their small team is based in Toronto, Canada and provides IT strategy consulting and UX/UI Design. The company was established in 2023.Read More
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449$25,000+2 - 9 employeesWindsor, CanadaH&SS Solutions Inc is a small IT strategy consulting company headquartered in Windsor, Canada. The team provides IT strategy consulting and cloud consulting & SI.Read More
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450$1,000+2 - 9 employeesThornbury , CanadaHydralink Infrastructure Solutions is an other IT consulting and SI and Engineering company launched in 2024. The agency provides other IT consulting and SI and Engineering.Read More
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Check out an IT Services Company in Ontario with the most new reviews in the past 12 months.
Most Reviewed
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