Top 100 SEO Companies in Ontario
The Best of December 2025Looking for a top SEO firm in Ontario?
Compare top-performing SEO agencies to see which may be the best fit for your business goals. Whether you're seeking to improve your ranking in search engine results pages, boost website traffic, or show up in local search results, investing in SEO is important for business growth.
To assist you in your search for a partner, we’ve compiled this list of the top SEO companies 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 SEO Firms
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391Undisclosed10 - 49 employeesToronto, CanadaSarjtech Solutions is a social media marketing agency based in Toronto, Canada and Karachi, Pakistan. The team offers Social Media Marketing and Search Engine Optimization.Read More
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392$5,000+10 - 49 employeesToronto, CanadaVIRUL, a video production agency, provide Video Production and Social Media Marketing. They were launched in 2019.Read More
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393$1,000+10 - 49 employeesToronto, CanadaSEO agency Empower Digital is in Toronto, Canada. They offer Search Engine Optimization and Pay Per Click.Read More
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394$1,000+10 - 49 employeesAjax, CanadaTabula is a SEO agency. Founded in 2023, the team provides Search Engine Optimization and Social Media Marketing.Read More
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395$1,000+10 - 49 employeesToronto, CanadaDMAT is a Digital Strategy company. They are headquartered in Toronto, Canada, and their services include Digital Strategy and Social Media Marketing.Read More
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396$1,000+2 - 9 employeesOttawa, CanadaBased in Ottawa, Canada and Maple Ridge, Canada, Proloyalweb is a small web design company. Their services include Web Design and Search Engine Optimization.Read More
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397$1,000+2 - 9 employeesLansdowne, CanadaFurlong SEO Marketing Corp. Is a Lansdowne, Canada-based SEO company. They focus on Search Engine Optimization and Conversion Optimization and were founded in 2016.Read More
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398Undisclosed2 - 9 employeesVerner, CanadaDue North Marketing is a web design agency. They are located in Verner, Canada, and their services include Web Design and Search Engine Optimization.Read More
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399$1,000+50 - 249 employeesGrimsby, CanadaLocated in Grimsby, Canada, RevUp Dental is a SEO services firm. Founded in 2014, the team provides Search Engine Optimization and Pay Per Click.Read More
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400$1,000+2 - 9 employeesMississauga, CanadaThe Search Architects is a SEO services firm established in 2020. The agency provides Search Engine Optimization and Pay Per Click, and is small.Read More
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401$1,000+Freelancer employeesToronto, CanadaHeadquartered in Toronto, Canada and Canada, Adam H Young is a SEO agency. They provide Search Engine Optimization and Pay Per Click and were launched in 2007.Read More
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402$5,000+2 - 9 employeesCaledonia, CanadaEstablished in 2016, Novella Creative Co. Is a small Caledonia, Canada-based SEO agency. Their team provides Search Engine Optimization and Web Design.Read More
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403$1,000+2 - 9 employeesHamilton, CanadaSocial media marketing agency HeyTony Advertising specializes in Social Media Marketing and Conversion Optimization. They were launched in 2017.Read More
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404Undisclosed2 - 9 employeesMississauga, CanadaRanking Digitally, a SEO services firm, was established in 2022. They are based in Mississauga, Canada and have a small team. Their services include Search Engine Optimization, Social Media Marketing, Pay Per Click, and Web Design.Read More
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405$1,000+2 - 9 employeesToronto, CanadaORMSEO™ is a Toronto, Canada-based PR agency. Their services include Public Relations and Search Engine Optimization.Read More
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406$1,000+2 - 9 employeesToronto, CanadaMahshid Digital Marketing is a SEO company. They are headquartered in Toronto, Canada and have small team. They specialize in Search Engine Optimization and Branding.Read More
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407Undisclosed2 - 9 employeesOttawa, CanadaEstablished in 2024, Attoli SEO is a small Ottawa, Canada-based SEO services firm. Their team specializes in Search Engine Optimization and Marketing Strategy.Read More
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408$1,000+10 - 49 employeesMississauga, CanadaHeadquartered in Mississauga, Canada, SEO Virtual Assistants is a Content Marketing company. They provide Content Marketing and Pay Per Click.Read More
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409$1,000+10 - 49 employeesMarkham, CanadaAffiliate Marketing company SEO Executor | SEO Agency in USA & Canada is headquartered in Markham, Canada. They specialize in Affiliate Marketing and Pay Per Click and were established in 2020.Read More
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410$1,000+10 - 49 employeesLondon, CanadaDigerati Labs Ltd, a small Digital Strategy company, is located in London, Canada. Their services include Digital Strategy and Social Media Marketing.Read More
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411$1,000+2 - 9 employeesToronto, CanadaRead More
Web design company Idea Marketing is located in Vancouver, Canada. They provide web design, web development, ux/ui design, digital strategy, and more and were founded in 2008.
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412$1,000+2 - 9 employeesToronto, CanadaBetterwithtrevor.ca is a SEO company. Founded in 2023, their team specializes in Search Engine Optimization and Web Design.Read More
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413Undisclosed2 - 9 employeesToronto, CanadaInvision Pro, a video production agency, is based in Toronto, Canada. They provide Video Production and Web Design and were launched in 2009.Read More
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414$1,000+2 - 9 employeesToronto, CanadaPay per click agency Hawkeye Digital is headquartered in Toronto, Canada. They offer Pay Per Click and Ecommerce Marketing and were founded in 2018.Read More
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415$1,000+2 - 9 employeesMississauga, CanadaWeb Design Mate is a SEO company. Their team is based in Mississauga, Canada and Vaughan, Canada. The company specializes in Search Engine Optimization and Web Design.Read More
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416$1,000+2 - 9 employeesSt. Catharines, CanadaMac Mar is a pay per click agency. They were founded in 2019 and specialize in Pay Per Click and Search Engine Optimization.Read More
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417$1,000+2 - 9 employeesOttawa, CanadaReason 2 Design is an Email Marketing company established in 2014. The team specializes in Email Marketing and Pay Per Click.Read More
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418$1,000+2 - 9 employeesOttawa, CanadaRead More
Dmark International is a branding agency. Their small team is headquartered in Ottawa, Canada. Their team focuses on branding, social media marketing, content marketing, search engine optimization, and more.
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419$1,000+2 - 9 employeesLondon, CanadaEstablished in 2002, SmartWebPros.com Inc. Is a SEO services firm. The agency provides Search Engine Optimization and Web Design, and is small.Read More
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420Undisclosed2 - 9 employeesMississauga, CanadaSmall social media marketing company iDigi Marketing, is based in Mississauga, Canada. Their services include Social Media Marketing and Search Engine Optimization.Read More
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Check out a SEO Company in Ontario with the most new reviews in the past 12 months.
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