Top 100 Software Development Companies in Ontario
The Best of December 2025Looking for a top software developer in Ontario?
As the use of mobile and web apps rise, your business’s digital presence becomes even more important. The biggest challenge facing organizations is how they can keep up in the digital world. The best way is to continuously develop up-to-date software that allows your organization to maintain an impactful digital presence.
To assist you in your search for a partner, we’ve compiled this list of the top software development companies in Ontario. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Ontario Software Developers
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$25,000+10 - 49 employeesMedina, WAFlower Press Interactive is a small user experience agency launched in 2001. Their team offers UX/UI Design, Mobile App Development, Custom Software Development, Web Development, and more. The company is located in Medina, Washington.Read More
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$10,000+10 - 49 employeesJohannesburg, South AfricaRead More
Mobile application development firm CubeZoo was established in 2011. In Johannesburg, South Africa and London, England, their small team specializes in Mobile App Development, Web Development, Artificial Intelligence, UX/UI Design, and more.
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181$250,000+10 - 49 employeesKitchener, CanadaStrata Research is a custom software development company. Launched in 2019, the firm specializes in Custom Software Development and Web Development.Read More
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182$1,000+50 - 249 employeesMilton, CanadaDigital Klouds, a custom software development company, was established in 2015. The company focuses on Custom Software Development and CRM consulting and SI, and is midsize.Read More
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183$5,000+10 - 49 employeesOttawa, CanadaXacent Global Technologies Inc. Is a small software development firm launched in 2002. Their team provides Custom Software Development and Mobile App Development.Read More
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184$50,000+50 - 249 employeesToronto, CanadaRead More
Custom software development company Spiria was launched in 2003. The agency specializes in Custom Software Development, Enterprise App Modernization, UX/UI Design, IT strategy consulting, and more and has a midsize team. The agency is headquartered in Montréal, Canada; Gatineau, Canada and Toronto, Canada.
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Autodesk Northern Cables Nortac Defence Searidge TechnologiesIndustries
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185$1,000+10 - 49 employeesBrampton, CanadaLaunched in 2018, Shubpy Solutions Pvt Ltd is a custom software development company. The small team focuses on Custom Software Development and Search Engine Optimization.Read More
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186Undisclosed10 - 49 employeesToronto, CanadaIn Toronto, Canada, ArboStar is a small CRM consulting and SI company. Their services include CRM consulting and SI and Custom Software Development.Read More
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187$1,000+2 - 9 employeesToronto, CanadaKonnectics IT Solutions, a custom software development firm, specialize in Custom Software Development and Web Development. They were founded in 2019.Read More
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188$100,000+10 - 49 employeesToronto, CanadaRead More
Build With Assembly is a website development company. Their small team is headquartered in Toronto, Canada. Their services include web development, custom software development, IT strategy consulting, cloud consulting & SI, and more. The agency was established in 2001.
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189$1,000+2 - 9 employeesToronto, CanadaA2Z Tech is a software development firm founded in 2012. Their team offers Custom Software Development and Mobile App Development.Read More
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190$25,000+250 - 999 employeesOttawa, CanadaFidus Systems is an IT staff augmentation company. Their team is in Ottawa, Canada. The agency provides IT staff augmentation and Product Design.Read More
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191Undisclosed2 - 9 employeesInnisfil, CanadaArkwell Agency, an advertising company, was established in 2023. Their small team is based in Innisfil, Canada. The firm offers advertising, branding, direct marketing, marketing strategy, and more.Read More
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192$10,000+10 - 49 employeesToronto, CanadaMillionDev IT Ltd. Is a SEO company launched in 2023. They are headquartered in Toronto, Canada and have a small team. Their services include Search Engine Optimization, Pay Per Click, Product Design, CRM consulting and SI, and more.Read More
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193$5,000+10 - 49 employeesToronto, CanadaDesigno Graphy is a website development company established in 2013. The small team offers Web Development, Mobile App Development, Search Engine Optimization, and Custom Software Development. The company is based in Calgary, Canada; Toronto, Canada; Vancouver, Canada and Edmonton, Canada.Read More
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Heat Master SS Canadian Union Infinity Network Solutions World of SpasIndustries
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194Undisclosed250 - 999 employeesRichmond Hill, CanadaMobileLIVE is an Enterprise App Modernization company. Their team is in Richmond Hill, Canada and Montreal, Canada. The firm provides Enterprise App Modernization and UX/UI Design.Read More
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TelusIndustries
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195$10,000+50 - 249 employeesToronto, CanadaSoftware development firm Blanc Labs provides Custom Software Development and Enterprise App Modernization. They were established in 2013.Read More
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196$250,000+50 - 249 employeesBurlington, CanadaWeb development company Thrillworks was established in 2000. The firm specializes in Web Development and Custom Software Development, and is midsize.Read More
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197$5,000+2 - 9 employeesOttawa, CanadaStudio 63 Inc. Is an user experience design agency. The Ottawa, Canada-based firm offers UX/UI Design and Product Design.Read More
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198$10,000+2 - 9 employeesMississauga, CanadaSanford Systems is an artificial intelligence company. Their small team is based in Mississauga, Canada. Their services include Artificial Intelligence and Mobile App Development.Read More
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199Undisclosed50 - 249 employeesToronto, CanadaData analytics company MRS Company Ltd. Was founded in 1979. The agency focuses on BI & big data consulting & SI and cloud consulting & SI.Read More
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200Undisclosed50 - 249 employeesMarkham, CanadaDecisivEdge, LLC is a software development firm established in 2007. Their team offers Custom Software Development and cloud consulting & SI.Read More
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201$1,000+10 - 49 employeesMississauga, CanadaEstablished in 2017, GR-Tech is a small custom software development company. Their services include Custom Software Development and Web Development.Read More
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202$5,000+10 - 49 employeesBarrie, CanadaCreedAlly is a small Ahmedabad, India-based custom software development firm. Their services include Custom Software Development and Web Development.Read More
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203$5,000+10 - 49 employeesToronto, CanadaDS01 is a custom software development company established in 2019. The small team provides Custom Software Development and AR/VR development.Read More
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204$10,000+50 - 249 employeesOttawa, CanadaIdeabytes is an Ottawa, Canada-based user experience agency. They specialize in UX/UI Design and Cybersecurity.Read More
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205Undisclosed10 - 49 employeesToronto, CanadaGuruLink is a software development firm. Founded in 2002, the team provides Custom Software Development and Mobile App Development. The firm is headquartered in Toronto, Canada.Read More
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206Undisclosed10 - 49 employeesRichmond Hill, CanadaGRIP I.T., an IT managed services company, was founded in 1996. They specializes in IT managed services and Custom Software Development.Read More
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207Undisclosed2 - 9 employeesMarkham, CanadaRead More
Established in 2022, Splexer is a small web design agency. Their services include web design, web development, mobile app development, e-commerce development, and more. The firm is in Toronto, Canada.
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208$10,000+50 - 249 employeesMississauga, CanadaLaunched in 2016, Nextbrain Canada Inc is a midsize Mississauga, Canada-based AI company. Their team focuses on Artificial Intelligence and Web Design.Read More
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Sensus Design StudioIndustries
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209$1,000+2 - 9 employeesToronto, CanadaYaneq Web Design Inc. Is a custom software development company. Headquartered in Toronto, Canada, their team offers Custom Software Development and Web Development.Read More
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210$10,000+50 - 249 employeesMississauga, CanadaPhenologix is a Robotics Process Automation company. Based in Mississauga, Canada and Austin, Texas, their team specializes in Robotics Process Automation and Custom Software Development.Read More
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