Top 100 SEO Companies in St. Catharines
The Best of December 2025Looking for a top SEO firm in St. Catharines?
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 St. Catharines. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
Jump to Most Reviewed Companies
List of the Best St. Catharines SEO Firms
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691$1,000+2 - 9 employeesMarkham, CanadaPruve Web Agency is a small Markham, Canada-based social media marketing agency. Their services include Social Media Marketing and Search Engine Optimization.Read More
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692Undisclosed50 - 249 employeesBrampton, CanadaLaunched in 2016, HexaClicks is a Digital Strategy company. The team focuses on Digital Strategy and Social Media Marketing.Read More
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693$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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694$1,000+50 - 249 employeesPickering, CanadaMidsize web design agency Cube InfoTech, is based in Pickering, Canada. Their services include Web Design and UX/UI Design.Read More
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695Undisclosed10 - 49 employeesToronto, CanadaCRM consulting and SI company KreativeHive is headquartered in Toronto, Canada and Hicksville, New York. Founded in 2023, the team provides CRM consulting and SI and Search Engine Optimization.Read More
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696$1,000+10 - 49 employeesVaughan, CanadaEstablished in 2011, Buzz Internet Marketing Group is a Digital Strategy company. The agency specializes in Digital Strategy and Social Media Marketing, and is small.Read More
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697$1,000+Freelancer employeesOshawa, CanadaDurham Web Designer is a small web design agency based in Oshawa, Canada. Launched in 2013, the team specializes in Web Design, Web Development, and Search Engine Optimization.Read More
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Durham Plumbing ServicesIndustries
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698$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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699$1,000+10 - 49 employeesBrampton, CanadaULTRASHIELD SOFTWARE INC is a Brampton, Canada-based custom software development company. They offer Custom Software Development and Application Management & Support and were founded in 2015.Read More
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700Undisclosed10 - 49 employeesToronto, CanadaHeadquartered in Toronto, Canada, Adrotium Inc is a small branding firm. The team specializes in Branding and Digital Strategy.Read More
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701$1,000+2 - 9 employeesToronto, CanadaEstablished in 2021, GThrough Digital is a SEO services firm. The company specializes in Search Engine Optimization and Social Media Marketing.Read More
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702$5,000+10 - 49 employeesToronto, CanadaJam3 is a SEO agency. The Toronto, Canada-based company was established in 2003. Their team offers Search Engine Optimization and Web Design.Read More
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703Undisclosed10 - 49 employeesToronto, CanadaExt. Marketing Inc. Is a branding company. They specialize in Branding and Email Marketing and were founded in 2010.Read More
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704$1,000+2 - 9 employeesToronto, CanadaLaunched in 2023, Digital Pulse Agency (DPA) is a branding agency. The team specializes in Branding and Digital Strategy.Read More
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705$1,000+2 - 9 employeesToronto, CanadaEstablished in 2017, Solace Media Marketing is a small Toronto, Canada-based social media marketing company. Their team specializes in Social Media Marketing and Search Engine Optimization.Read More
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706Undisclosed10 - 49 employeesToronto, CanadaSocial media marketing firm Reshift Media Inc. Was established in 2012. The team specializes in Social Media Marketing and Content Marketing.Read More
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707$5,000+10 - 49 employeesToronto, CanadaZeus Marketing is a Digital Strategy company launched in 2015. The agency offers Digital Strategy and Conversion Optimization.Read More
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708$1,000+10 - 49 employeesMarkham, CanadaWSI / Comandix Marketing Inc. Is a small SEO services firm. They offer Search Engine Optimization and Pay Per Click and were launched in 1999.Read More
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709Undisclosed10 - 49 employeesMississauga, CanadaOne Shot Marketing is a Digital Strategy company founded in 2019. The agency offers Digital Strategy and Social Media Marketing, and is small.Read More
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710$1,000+2 - 9 employeesToronto, CanadaDigitex Crew is a small Toronto, Canada-based SEO company. The team provides Search Engine Optimization and Social Media Marketing.Read More
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711$1,000+10 - 49 employeesBrampton, CanadaDigioptimizer is a SEO company. They were founded in 2015 and specialize in Search Engine Optimization and Pay Per Click.Read More
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712$1,000+Freelancer employeesToronto, CanadaBhagyesh Patel is a Toronto, Canada-based Advertising company. They specialize in Advertising and Market Research.Read More
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713$5,000+10 - 49 employeesVaughan, CanadaXi Digital is a Digital Strategy company based in Vaughan, Canada. They offer Digital Strategy and Email Marketing and were founded in 2006.Read More
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714Undisclosed2 - 9 employeesHamilton, CanadaSarah McKenzie Copywriting & Web Design is a SEO services firm. The small Hamilton, Canada-based team focuses on Search Engine Optimization and Content Marketing. The agency was founded in 2010.Read More
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715$1,000+10 - 49 employeesToronto, CanadaHeadquartered in Toronto, Canada and Karachi, Pakistan, YammTech is a web development company. The team provides Web Development and Social Media Marketing.Read More
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716$5,000+2 - 9 employeesToronto, CanadaNapkin Marketing is a Conversion Optimization company launched in 2011. The firm focuses on Conversion Optimization and Digital Strategy, and is small.Read More
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717$1,000+10 - 49 employeesVaughan, CanadaProspekt Digital is a social media marketing company established in 2011. The team provides Social Media Marketing and Content Marketing.Read More
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718$10,000+10 - 49 employeesToronto, CanadaTop Drawer Creative is a SEO agency. Headquartered in Toronto, Canada, the firm was launched in 1996. Their team specializes in Search Engine Optimization and Web Design.Read More
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719Undisclosed2 - 9 employeesToronto, CanadaPreeminent Marketing is a social media marketing agency. The small Toronto, Canada-based team offers Social Media Marketing and Email Marketing. The agency was launched in 2019.Read More
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720$1,000+10 - 49 employeesToronto, CanadaReliabe IT Solutions, a small social media marketing agency, is located in Toronto, Canada. The team specializes in Social Media Marketing and Pay Per Click.Read More
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