Top 100 IT Services Companies in Ontario
The Best of March 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.
Jump to Most Reviewed Companies
List of the Best Ontario IT Companies
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511Undisclosed50 - 249 employeesToronto, CanadaIntegrate 2 Cloud Apps, a CRM consulting and SI and ERP consulting and SI company, provide CRM consulting and SI and ERP consulting and SI. They were established in 2012.Read More
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512Undisclosed50 - 249 employeesOttawa, CanadaCloud consulting & SI company ExitCertified provides cloud consulting & SI and Cybersecurity. They were founded in 2001.Read More
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513Undisclosed10 - 49 employeesOttawa, CanadaSmall cloud consulting & SI company Cloudstrucc, is in Ottawa, Canada. Their services include cloud consulting & SI and Cybersecurity.Read More
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514Undisclosed10 - 49 employeesHamilton, CanadaOntario Trade Printers Inc., d.b.a. OTP Design-Works is a CRM consulting and SI company. Located in Hamilton, Canada, the team offers CRM consulting and SI.Read More
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515Undisclosed50 - 249 employeesToronto, CanadaBased in Toronto, Canada, Aarialife Technologies is a midsize CRM consulting and SI and ERP consulting and SI company. Their services include CRM consulting and SI and ERP consulting and SI.Read More
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516Undisclosed50 - 249 employeesMarkham, CanadaEvron Computer Systems Corp. Is a cloud consulting & SI company founded in 1983. The midsize team offers cloud consulting & SI and ERP consulting and SI.Read More
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517Undisclosed10 - 49 employeesToronto, CanadaDNAstack, a small business intelligence company and cloud consulting & SI company, is headquartered in Toronto, Canada. Their services include BI & big data consulting & SI and cloud consulting & SI.Read More
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518Undisclosed10 - 49 employeesNewcastle, CanadaGreat Canadian Training & Consulting is a big data company. The team is located in Newcastle, Canada, and their services include BI & big data consulting & SI and IT managed services.Read More
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519Undisclosed2 - 9 employeesMississauga, CanadaCloud SynApps is a small Mississauga, Canada-based cloud consulting & SI company. The team specializes in cloud consulting & SI.Read More
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520Undisclosed10 - 49 employeesMississauga, CanadaTenthline Inc is a cloud consulting & SI company based in Mississauga, Canada. Their services include cloud consulting & SI.Read More
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521Undisclosed10 - 49 employeesMississauga, CanadaNetact Services Inc. Is a small big data analytics company based in Mississauga, Canada. The team specializes in BI & big data consulting & SI and cloud consulting & SI.Read More
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522Undisclosed50 - 249 employeesToronto, CanadaSYSPRO, a midsize ERP consulting and SI company, is located in Toronto, Canada. The team specializes in ERP consulting and SI.Read More
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523Undisclosed10 - 49 employeesMississauga, CanadaModular Software Ltd. Is an ERP consulting and SI company. The Mississauga, Canada-based agency was established in 1977. Their team specializes in ERP consulting and SI.Read More
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524Undisclosed250 - 999 employeesOttawa, CanadaCORADIX Technology Consulting Ltd. Is a cloud consulting & SI company founded in 1995. The team specializes in cloud consulting & SI and CRM consulting and SI.Read More
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525Undisclosed1,000 - 9,999 employeesOttawa, CanadaCalian Group is an IT strategy consulting company. Headquartered in Ottawa, Canada, the firm focuses on IT strategy consulting and IT managed services.Read More
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526Undisclosed250 - 999 employeesVaughan, CanadaCoreio Inc. Is a Cybersecurity company headquartered in Vaughan, Canada. They specialize in Cybersecurity and IT staff augmentation.Read More
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527Undisclosed10 - 49 employeesToronto, CanadaISecurity, a Calian company, a Cybersecurity company, focuses on Cybersecurity. The company is located in Toronto, Canada.Read More
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528Undisclosed50 - 249 employeesMississauga, CanadaIncepta Solutions is a Cybersecurity company. Based in Mississauga, Canada, the agency focuses on Cybersecurity and Robotics Process Automation.Read More
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529Undisclosed10 - 49 employeesRichmond Hill, CanadaUzado Inc. Is a Cybersecurity company. They are located in Richmond Hill, Canada. Their team offers Cybersecurity and IT managed services.Read More
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530Undisclosed250 - 999 employeesToronto, CanadaVRIZE is a big data company. The company is headquartered in Tampa, Florida and Toronto, Canada. Their team provides BI & big data consulting & SI and Artificial Intelligence.Read More
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531Undisclosed10 - 49 employeesToronto, CanadaIAMConcepts Security Solutions Inc., a Cybersecurity company, is in Toronto, Canada. The team provides Cybersecurity and IT strategy consulting.Read More
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532Undisclosed10 - 49 employeesToronto, CanadaCyberwall is a Cybersecurity company. Headquartered in Toronto, Canada and Miami, Florida, the agency was founded in 2016. Their services include Cybersecurity and Corporate Training & Coaching.Read More
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533Undisclosed50 - 249 employeesOttawa, CanadaEstablished in 2015, Valencia Risk, a midsize Cybersecurity company, is based in Ottawa, Canada and Toronto, Canada. Their services include Cybersecurity.Read More
Industries
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534Undisclosed10 - 49 employeesMarkham, CanadaCybersecurity company RiskAware (Cybersecurity) Inc. Was founded in 2018. The small team focuses on Cybersecurity and IT managed services.Read More
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535Undisclosed10 - 49 employeesOakville, CanadaThreatIQ is a Cybersecurity company. In Oakville, Canada and West Palm Beach, Florida, the agency was established in 2013. Their services include Cybersecurity.Read More
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536Undisclosed2 - 9 employeesWaterloo, CanadaWaterloo Intuition is a cloud consulting & SI company. The Waterloo, Canada-based team focuses on cloud consulting & SI and ERP consulting and SI.Read More
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537Undisclosed50 - 249 employeesToronto, CanadaSparkrock, a midsize CRM consulting and SI and ERP consulting and SI company, is in Toronto, Canada. Their services include CRM consulting and SI and ERP consulting and SI.Read More
Industries
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538Undisclosed10 - 49 employeesVaughan, CanadaLaunched in 1992, Blue Link ERP is an ERP consulting and SI company. The team focuses on ERP consulting and SI.Read More
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539Undisclosed250 - 999 employeesToronto, CanadaIn Toronto, Canada and Kansas City, Missouri, Cyderes is a Cybersecurity company. Launched in 2003, the team focuses on Cybersecurity and IT managed services.Read More
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540Undisclosed10 - 49 employeesHalton Hills, CanadaCanus Tech is a big data analytics company founded in 2008. The team specializes in BI & big data consulting & SI and cloud consulting & SI.Read More
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Check out an IT Services Company in Ontario with the most new reviews in the past 12 months.
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