Top 100 SEO Companies in St. Catharines

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Top 100 SEO Companies in St. Catharines

The Best of December 2025

Looking 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. 

Jump to Most Reviewed Companies

List of the Best St. Catharines SEO Firms

  • 1
    (2 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $1,000+
    2 - 9 employees
    Lincoln, Canada

    Eitzen & associates is a marketing strategy company. They are headquartered in Lincoln, Canada and have a small team that specializes in marketing strategy, business consulting, social media marketing, and content marketing. The firm was founded in 2018.

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    Clients

    Xylem

    Industries

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  • 2
    (1 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    4.5

    Would Recommend

    5.0
    $1,000+
    2 - 9 employees
    Thorold, Canada
    Scope Mastery Digital Agency is a small web design agency. The Thorold, Canada-based company was founded in 2014. Their services include web design, search engine optimization, email marketing, ux/ui design, and more.
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    Industries

  • 3
    (1 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $1,000+
    2 - 9 employees
    St. Catharines, Canada
    Smartlinks SEO Company is a SEO company. Their small team is based in St. Catharines, Canada. Their services include search engine optimization, conversion optimization, content marketing, digital strategy, and more. The firm was launched in 2013.
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    Industries

  • 4
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    2 - 9 employees
    St. Catharines, Canada
    The Real World Tate is a Hamilton, Canada-based SEO services firm. They offer Search Engine Optimization and Conversion Optimization and were launched in 2020.
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    Industries

  • 5
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    2 - 9 employees
    St. Catharines, Canada
    Eleven65 Digital, a web design company, specialize in Web Design and Marketing Strategy. They were established in 2022.
    Read More

    Industries

  • 6
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    2 - 9 employees
    St. Catharines, Canada
    Launched in 2018, ColaDigital.ca is a small SEO agency headquartered in St. Catharines, Canada. Their team offers Search Engine Optimization and Content Writing Services.
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  • 7
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    2 - 9 employees
    Niagara Falls, Canada
    Leadslide Digital Marketing is a SEO agency. Their small team is based in Niagara Falls, Canada and focuses on Search Engine Optimization and Web Design. The company was launched in 2021.
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  • 8
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    2 - 9 employees
    St. Catharines, Canada
    Mac Mar is a pay per click agency. They were founded in 2019 and specialize in Pay Per Click and Search Engine Optimization.
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  • 9
    (19 Reviews) 4.9

    Timeliness

    4.9

    Service Excellence

    4.8

    Value

    4.7

    Would Recommend

    4.9
    $1,000+
    50 - 249 employees
    Mississauga, Canada
    MacRAE'S is a Mississauga, Canada-based SEO company. They offer Search Engine Optimization, Digital Strategy, Web Development, Web Design, and more and were established in 1999.
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    Industries

  • 10
    (48 Reviews) 4.9

    Timeliness

    4.9

    Service Excellence

    4.8

    Value

    4.7

    Would Recommend

    4.9
    $1,000+
    50 - 249 employees
    Toronto, Canada
    Search Engine People is a midsize SEO company headquartered in Toronto, Canada and Pickering, Canada. Launched in 2001, the team provides Search Engine Optimization, Pay Per Click, Digital Strategy, and Conversion Optimization.
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    Clients

    RE/MAX

    Industries

  • 11
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    Thorold, Canada
    Hughes & Co is a Thorold, Canada-based branding firm. Launched in 2012, the team focuses on Branding and Content Marketing.
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  • 12
    (9 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $10,000+
    10 - 49 employees
    Toronto, Canada

    Edkent Media is a digital marketing agency based in Toronto. Founded in 2014, their team of about 20 employees primarily serve small businesses and mid-market companies across all industries. They specialize in advertising, social media, SEO, PPC, and web design. 

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    Clients

    Privately Held Companies

    Industries

  • 13
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    2 - 9 employees
    St. Catharines, Canada
    CodHarbor is a St. Catharines, Canada-based SEO services firm. Their services include Search Engine Optimization and Web Design.
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  • 14
    (41 Reviews) 4.9

    Timeliness

    4.8

    Service Excellence

    4.8

    Value

    4.7

    Would Recommend

    4.9
    $1,000+
    10 - 49 employees
    Toronto, Canada

    Local SEO Search is a full-service local SEO company based in Toronto. They were founded in 2013 and have more than 25 employees who focus on SEO services.

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    Clients

    Clarity MedSpa

    Industries

  • 15
    (83 Reviews) 5.0

    Timeliness

    4.9

    Service Excellence

    5.0

    Value

    4.9

    Would Recommend

    5.0
    $1,000+
    50 - 249 employees
    Toronto, Canada

    BrandLume Inc. Is a SEO company launched in 2011. Their midsize team is located in Toronto, Canada and Vaughan, Canada. The firm specializes in Search Engine Optimization, Pay Per Click, Advertising, Social Media Marketing, and more.

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    Clients

    BrandLume Empowers 6400+ clients across the world

    Industries

  • 16
    (56 Reviews) 4.8

    Timeliness

    4.9

    Service Excellence

    4.8

    Value

    4.6

    Would Recommend

    4.8
    $5,000+
    50 - 249 employees
    Toronto, Canada
    Directive is a midsize PPC agency. They specialize in Pay Per Click, Demand Generation Marketing, Content Marketing, Search Engine Optimization, and more and were founded in 2014.
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    Clients

    Betterment Samsung SDS Sendoso Gong

    Industries

  • 17
    (15 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $1,000+
    10 - 49 employees
    Toronto, Canada

    Optimized Webmedia Marketing is a 360-degree digital marketing and lead generation services agency, based in Vancouver, Canada, with an office in Toronto. The agency, founded in 2013, is a team of less than ten who provide SEO, PPC, digital strategy, and other digital marketing services to various companies.   

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    Clients

    Men In Kilts

    Industries

  • 18
    (1 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $100,000+
    250 - 999 employees
    Oakville, Canada
    IQuanti, Inc., a Digital Strategy company, was established in 2008. Located in Jersey City, New Jersey; Bengaluru, India; Oakville, Canada and London, England, their midsize team focuses on Digital Strategy, Search Engine Optimization, Content Marketing, Conversion Optimization, and more.
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    Industries

  • 19
    (28 Reviews) 4.9

    Timeliness

    4.9

    Service Excellence

    4.8

    Value

    4.8

    Would Recommend

    4.9
    $5,000+
    10 - 49 employees
    Toronto, Canada
    Search + Gather, a social media marketing company, was established in 2016. The small Toronto, Canada-based team offers Social Media Marketing, Pay Per Click, Digital Strategy, Conversion Optimization, and more.
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    Clients

    ecobee

    Industries

  • 20
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    10 - 49 employees
    St. Catharines, Canada
    Sublyme Digital is a web design company. The small St. Catharines, Canada-based team focuses on Web Design and Digital Strategy. The agency was founded in 2020.
    Read More
  • 21
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    2 - 9 employees
    Thorold, Canada
    A+ Marketing Services is a web design agency founded in 2012. The firm provides Web Design and Email Marketing, and is small.
    Read More
  • 22
    (64 Reviews) 4.9

    Timeliness

    4.9

    Service Excellence

    4.9

    Value

    4.7

    Would Recommend

    4.9
    $5,000+
    10 - 49 employees
    Toronto, Canada

    Launched in 2012, Konstruct Digital is a SEO agency. The small team offers Search Engine Optimization, Pay Per Click, Content Marketing, and Digital Strategy. The company is headquartered in Calgary, Canada; Toronto, Canada and Phoenix, Arizona.

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    Clients

    Souper Cubes

    Industries

  • 23
    (12 Reviews) 4.6

    Timeliness

    4.5

    Service Excellence

    4.5

    Value

    4.4

    Would Recommend

    4.6
    $100,000+
    10 - 49 employees
    Toronto, Canada

    Nova Solutions is an internet marketing agency founded in 2005. The company has 30 employees across 5 locations: their headquarters in Concord, Canada, 3 other Canadian offices in Toronto, Vancouver, and Ottawa, and 1 in London. Nova Solutions provides SEO, web design, conversion optimization, PPC, and advertising services to small businesses in the legal and medical industries.

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    Clients

    Dr. Cory Torgerson

    Industries

  • 24
    (12 Reviews) 4.9

    Timeliness

    4.9

    Service Excellence

    4.9

    Value

    5.0

    Would Recommend

    5.0
    $1,000+
    10 - 49 employees
    Toronto, Canada
    Launched in 2021, Page Pros - Local SEO Agency is a SEO company. Their small team is located in Toronto, Canada and Miami, Florida. Their team specializes in Search Engine Optimization, Content Marketing, Digital Strategy, Social Media Marketing, and more.
    Read More

    Industries

  • 25
    (5 Reviews) 4.9

    Timeliness

    4.6

    Service Excellence

    4.7

    Value

    4.6

    Would Recommend

    4.9
    $1,000+
    10 - 49 employees
    Toronto, Canada

    Reputation.ca Ltd is an online reputation management firm founded in 2011 and located in Toronto, Canada. They have a team of about 15 individuals who offer PR and SEO services to midmarket businesses.

    Read More
  • 26
    (24 Reviews) 4.9

    Timeliness

    4.7

    Service Excellence

    4.8

    Value

    4.3

    Would Recommend

    5.0
    $25,000+
    10 - 49 employees
    Toronto, Canada

    Strategic Objectives is a PR agency based in Toronto, Canada. Since their start in 1983, the team of nearly 40 has provided PR, content marketing, and SEO services to a variety of industries including retail and consumer products.

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    Clients

    The Guinness Party of Canada

    Industries

  • 27
    (12 Reviews) 4.9

    Timeliness

    5.0

    Service Excellence

    4.9

    Value

    4.4

    Would Recommend

    5.0
    $5,000+
    10 - 49 employees
    Toronto, Canada

    NAV43 is a small PPC agency. They specialize in pay per click, search engine optimization, digital strategy, and conversion optimization and were founded in 2016.

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    Clients

    Transformer Table

    Industries

  • 28
    (8 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    4.9

    Would Recommend

    4.9
    $5,000+
    10 - 49 employees
    Toronto, Canada

    Digital Commerce Partners is a SEO agency founded in 2021. They are headquartered in Toronto, Canada and Boulder, Colorado and have a small team. The company specializes in Search Engine Optimization, Content Marketing, and Ecommerce Marketing.

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    Clients

    ADD.org - Attention Deficit Disorder Association Semrush - Backlinko CMA Exam Academy Boutique Japan

    Industries

  • 29
    (24 Reviews) 5.0

    Timeliness

    4.9

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $5,000+
    10 - 49 employees
    Toronto, Canada
    DNOVO - Digital Marketing & SEO Agency is a SEO company headquartered in Toronto, Canada; Chicago, Illinois; Miami, Florida and Vaughan, Canada. The company focuses on Search Engine Optimization, Pay Per Click, Web Design, Advertising, and more and has a small team.The company was launched in 2011.
    Read More

    Clients

    Matthew Jeffery Immigration Lawyer

    Industries

  • 30
    (1 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    4.5

    Value

    5.0

    Would Recommend

    5.0
    $1,000+
    50 - 249 employees
    Toronto, Canada
    Established in 2001, TechWyse is a branding agency. The company provides Branding, Digital Strategy, Social Media Marketing, Content Marketing, and more and has a midsize team.
    Read More

    Industries

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