Top 100 IT Services Companies in Markham
The Best of December 2025Looking for a top IT services company in Markham?
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 Markham. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
Jump to Most Reviewed Companies
List of the Best Markham IT Companies
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$1,000+50 - 249 employeesNaperville, ILBetterWorld Technology is a midsize IT managed services company launched in 2003. Their services include IT managed services, Cybersecurity, IT strategy consulting, and Compliance Consulting. The company is headquartered in Naperville, Illinois; Naperville, Illinois; Winter Park, Florida and Denver, Colorado.Read More
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1021Undisclosed2 - 9 employeesToronto, CanadaElectric Brain is an IT strategy consulting company founded in 2016. The small team offers IT strategy consulting and Custom Software Development.Read More
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1022Undisclosed2 - 9 employeesToronto, CanadaTech Fuel Inc. Is an IT managed services and Cybersecurity company in Toronto, Canada. Their services include IT managed services and Cybersecurity.Read More
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1023Undisclosed2 - 9 employeesToronto, CanadaLocated in Toronto, Canada, Cornerstone Technology is a small big data analytics company and IT strategy consulting company. The team provides BI & big data consulting & SI and IT strategy consulting.Read More
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1024Undisclosed50 - 249 employeesToronto, CanadaBiblioCommons, a Digital Strategy and IT strategy consulting company, was founded in 2006. The team offers Digital Strategy and IT strategy consulting.Read More
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1025Undisclosed2 - 9 employeesToronto, CanadaWinMac Inc is a small Toronto, Canada-based unified communications consulting & SI and IT managed services company. The team offers unified communications consulting & SI and IT managed services.Read More
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1026Undisclosed2 - 9 employeesToronto, CanadaJames R. Elliot is a small data analytics company and IT strategy consulting company headquartered in Toronto, Canada. The team specializes in BI & big data consulting & SI and IT strategy consulting.Read More
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1027Undisclosed10 - 49 employeesToronto, CanadaVast-IT Inc, an IT managed services and IT strategy consulting company, was launched in 1995. The team specializes in IT managed services and IT strategy consulting.Read More
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1028Undisclosed10 - 49 employeesToronto, CanadaSmall Cybersecurity company SurfEasy , is headquartered in Toronto, Canada. The team provides Cybersecurity and IT managed services.Read More
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1029Undisclosed2 - 9 employeesToronto, CanadaComputronic Toronto, a small IT managed services and other IT consulting and SI company, is in Toronto, Canada. Their services include IT managed services and other IT consulting and SI.Read More
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1030Undisclosed10 - 49 employeesToronto, CanadaETor Networks is a small cloud consulting & SI and IT managed services company based in Toronto, Canada. Their services include cloud consulting & SI and IT managed services.Read More
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1031Undisclosed2 - 9 employeesToronto, CanadaSafeTech Alarms is a small IT managed services and Cybersecurity company headquartered in Toronto, Canada. Their services include IT managed services and Cybersecurity.Read More
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1032Undisclosed2 - 9 employeesToronto, CanadaJerika is a small IT managed services company based in Toronto, Canada. Their services include IT managed services.Read More
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1033Undisclosed50 - 249 employeesToronto, CanadaTeskostudio IT Support, a midsize business intelligence company and IT managed services company, is based in Toronto, Canada. The team provides BI & big data consulting & SI and IT managed services.Read More
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1034Undisclosed2 - 9 employeesToronto, CanadaInfotech Computers is a small IT managed services and Cybersecurity company headquartered in Toronto, Canada. Their services include IT managed services and Cybersecurity.Read More
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1035Undisclosed10 - 49 employeesToronto, CanadaA2Z PC Service is an IT managed services and IT strategy consulting company. Founded in 2003, the team specializes in IT managed services and IT strategy consulting.Read More
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1036Undisclosed10 - 49 employeesToronto, CanadaLocated in Toronto, Canada, St Clair Wireless is a small IT managed services and Cybersecurity company. Their services include IT managed services and Cybersecurity.Read More
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1037Undisclosed1,000 - 9,999 employeesToronto, CanadaTeneo is a Business Consulting company. They are located in New York, New York and San Francisco, California and have large team. Their services include Business Consulting and Cybersecurity.Read More
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1038Undisclosed250 - 999 employeesRichmond Hill, CanadaConnex Telecommunications Inc., a midsize cloud consulting & SI company, is in Richmond Hill, Canada and Montréal, Canada. The team focuses on cloud consulting & SI and IT managed services.Read More
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1039Undisclosed2 - 9 employeesOakville, CanadaWovercloud Cloud Solutions is a big data analytics company. The firm is in Oakville, Canada. Their services include BI & big data consulting & SI and IT strategy consulting.Read More
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1040Undisclosed50 - 249 employeesToronto, 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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1041Undisclosed250 - 999 employeesBellevue, WAC2S Technologies, Inc. Is an IT strategy consulting company. Founded in 2005, the firm offers IT strategy consulting and BI & big data consulting & SI.Read More
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1042Undisclosed10 - 49 employeesToronto, CanadaLiberty Metrics, a big data company, was launched in 2015. The team specializes in BI & big data consulting & SI.Read More
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1043Undisclosed10 - 49 employeesWaterloo, CanadaAccendum LLC is a small AI Consulting company established in 2023. Their team provides AI Consulting and IT strategy consulting.Read More
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1044Undisclosed10 - 49 employeesToronto, CanadaEstablished in 2019, QuantumSmart is a small Toronto, Canada-based Cybersecurity and IT managed services company. Their services include Cybersecurity and IT managed services.Read More
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1045Undisclosed10 - 49 employeesToronto, CanadaInfoscert Consulting, a web design agency, was launched in 2006. Located in Toronto, Canada and Lagos, Nigeria, the team offers Web Design and CRM consulting and SI.Read More
Industries
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1046Undisclosed250 - 999 employeesToronto, CanadaKeylent Inc, a business intelligence company, was founded in 2010. The agency offers BI & big data consulting & SI and CRM consulting and SI, and is midsize.Read More
Industries
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1047Undisclosed2 - 9 employeesToronto, CanadaLaunched in 2002, Catharsis Managed IT, a small software development firm, is headquartered in Toronto, Canada. Their team offers Custom Software Development and cloud consulting & SI.Read More
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1048Undisclosed2 - 9 employeesMississauga, CanadaSmall business intelligence company Tekno-Squad, is in Mississauga, Canada. Their services include BI & big data consulting & SI and cloud consulting & SI.Read More
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1049Undisclosed10 - 49 employeesToronto, CanadaEASYTECHCARE Inc. Is an Application Management & Support and Cybersecurity company based in Toronto, Canada. The team specializes in Application Management & Support and Cybersecurity.Read More
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1050Undisclosed10 - 49 employeesToronto, CanadaSecuricore Inc is an Application Management & Support and Cybersecurity company launched in 2003. The small team offers Application Management & Support and Cybersecurity.Read More
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Check out an IT Services Company in Markham with the most new reviews in the past 12 months.
Most Reviewed
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