Top 100 IT Services Companies in Ontario
The Best of October 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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211$1,000+2 - 9 employeesCambridge, CanadaIT Experts Agency INC is an IT managed services company. The agency is located in Cambridge, Canada. Their team offers IT managed services and cloud consulting & SI.Read More
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212Undisclosed50 - 249 employeesToronto, CanadaCRM consulting and SI company Accelerize 360 is located in Dallas, Texas and Hyderabad, India. Their services include CRM consulting and SI and cloud consulting & SI.Read More
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213Undisclosed10 - 49 employeesToronto, CanadaInterface Technologies is a web design agency. Founded in 1983, the agency offers Web Design and IT strategy consulting.Read More
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214Undisclosed10 - 49 employeesVaughan, CanadaData Sentinel Inc. Is a data analytics company. The team specializes in BI & big data consulting & SI and Cybersecurity and is located in Vaughan, Canada.Read More
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215Undisclosed1,000 - 9,999 employeesMarkham, CanadaSilver Touch Technologies Canada is a large cloud consulting & SI company launched in 1995. Their team provides cloud consulting & SI and ERP consulting and SI.Read More
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216Undisclosed2 - 9 employeesMississauga, CanadaWingman Solutions Inc is an IT managed services company. The Mississauga, Canada-based company specializes in IT managed services and IT strategy consulting.Read More
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217Undisclosed2 - 9 employeesToronto, CanadaParonubi is a Cybersecurity company. The team provides Cybersecurity and IT managed services and is based in Toronto, Canada and Brantford, Canada.Read More
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218Undisclosed250 - 999 employeesToronto, CanadaValenta is a CRM consulting and SI company launched in 2011. The agency offers CRM consulting and SI and ERP consulting and SI, and is midsize.Read More
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219$1,000+10 - 49 employeesLondon, CanadaWestern I.T. Group, a small IT managed services company, is located in London, Canada. Their services include IT managed services and IT strategy consulting.Read More
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220Undisclosed250 - 999 employeesToronto, CanadaDenken Solutions, a CRM consulting and SI company, is headquartered in Irvine, California and Toronto, Canada. The team provides CRM consulting and SI and IT strategy consulting.Read More
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221Undisclosed2 - 9 employeesMississauga, CanadaStackup.ca, an IT strategy consulting and IT managed services company, was launched in 2023. The agency offers IT strategy consulting and IT managed services, and is small.Read More
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222$10,000+10 - 49 employeesToronto, CanadaFicstar Software Inc. Is a small big data company based in Toronto, Canada. Their services include BI & big data consulting & SI.Read More
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223$5,000+10 - 49 employeesKitchener, CanadaPund-IT Inc is a Digital Strategy company. Their small team of employees is headquartered in Kitchener, Canada. Their team offers Digital Strategy and IT managed services.Read More
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224Undisclosed10 - 49 employeesToronto, CanadaCybersecurity company Asurtec Solutions Inc. Is headquartered in Toronto, Canada and London, Canada. Their services include Cybersecurity and IT managed services.Read More
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225$1,000+10 - 49 employeesBurlington, CanadaOutsource IT Computing Inc., an IT managed services company, was launched in 2002. The team specializes in IT managed services and IT strategy consulting.Read More
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226$25,000+50 - 249 employeesBrampton, CanadaNanotek is a web design agency. The team is located in Brampton, Canada, and their services include Web Design and IT strategy consulting.Read More
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227$1,000+10 - 49 employeesCollingwood, CanadaEstablished in 2015, OnRamp Solutions Inc. Is an ERP consulting and SI company. In Collingwood, Canada, the team focuses on ERP consulting and SI.Read More
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228Undisclosed10 - 49 employeesToronto, CanadaArmour Cybersecurity is a Cybersecurity company. Their small team of employees is headquartered in Toronto, Canada. Their team focuses on Cybersecurity and IT strategy consulting.Read More
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229$5,000+10 - 49 employeesKitchener, CanadaReis Informatica is a Kitchener, Canada-based IT managed services company. The team provides IT managed services and Cybersecurity.Read More
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230Undisclosed2 - 9 employeesToronto, CanadaDarkPoint Security Inc. Is a Cybersecurity company. The team focuses on Cybersecurity and is located in Toronto, Canada.Read More
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231$10,000+50 - 249 employeesMississauga, CanadaPhenologix is a Robotics Process Automation company based in Mississauga, Canada and Austin, Texas. The midsize team offers Robotics Process Automation, Custom Software Development, Web Development, Artificial Intelligence, and more. The company was founded in 2014.Read More
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232$10,000+2 - 9 employeesWaterloo, CanadaCarefreeIT is an IT managed services company. Established in 1998, the firm is in Waterloo, Canada. Their services include IT managed services.Read More
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233$5,000+10 - 49 employeesToronto, CanadaFounded in 2009, Business Cloud is a small Toronto, Canada-based IT managed services company. Their services include IT managed services and IT strategy consulting.Read More
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234$5,000+2 - 9 employeesToronto, CanadaAdvanced Analytics and Research Lab is a data analytics company. They offer BI & big data consulting & SI and Business Consulting and are headquartered in Toronto, Canada.Read More
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235Undisclosed10 - 49 employeesToronto, CanadaEstablished in 2004, Applications on Networks Inc. Is an IT strategy consulting company. The small team provides IT strategy consulting and cloud consulting & SI.Read More
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236Undisclosed2 - 9 employeesToronto, CanadaMastermind Backup, a cloud consulting & SI company, was founded in 2002. The team provides cloud consulting & SI and is located in Toronto, Canada and Kingston, Canada.Read More
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237$1,000+10 - 49 employeesToronto, CanadaIT managed services company 1ComputerServices Inc. D/b/a 1CS is located in Toronto, Canada. They specialize in IT managed services and Cybersecurity.Read More
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238Undisclosed50 - 249 employeesMarkham, CanadaLaunched in 1986, Data First Solutions is an IT managed services company. The midsize team focuses on IT managed services and Cybersecurity.Read More
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239$1,000+10 - 49 employeesMarkham, CanadaVenture Computers of Canada, an IT managed services company, is headquartered in Markham, Canada. The team provides IT managed services and IT strategy consulting.Read More
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240$5,000+10 - 49 employeesMarkham, CanadaCloud consulting & SI company Intuition Consultancies Inc is based in Markham, Canada. Their services include cloud consulting & SI and CRM consulting and SI.Read More
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Schedule ConsultationMost Reviewed IT Services Company in Ontario
Check out an IT Services Company in Ontario with the most new reviews in the past 12 months.
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