Top 100 Advertising Agencies in Ontario

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Top 100 Advertising Agencies in Ontario

The Best of December 2025

Looking for a top advertising agency in Ontario?

Businesses looking to develop a relationship with media outlets should consider working with an advertising agency. Beyond increasing visibility, top agencies are a gateway to a variety of crucial resources, including researchers, designers, SEO/PPC experts, and social media managers. 

Jump to Most Reviewed Companies

List of the Best Ontario Ad and Marketing Companies

  • 61
    (2 Reviews) 5.0

    Timeliness

    4.8

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $10,000+
    2 - 9 employees
    Oakville, Canada

    Thirdperson.ca is a creative team comprised of freelancers Jamie Way and Susan Elsley. Based in Toronto, they have provided small businesses with their video production, business advertising, and corporate photography needs since 2012. They work with industries such as consumer products & services, advertising & marketing, and education.

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    Clients

    Sheridan College

    Industries

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  • 62
    (1 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    Undisclosed
    2 - 9 employees
    St. Catharines, Canada

    Social media marketing firm KREATURE Web Design is in St. Catharines, Canada. The agency offers social media marketing, web design, advertising, search engine optimization, and more and is small.The agency was launched in 2016.

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    Industries

  • 63
    (3 Reviews) 4.8

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $1,000+
    10 - 49 employees
    Kitchener, Canada
    REM Web Solutions Inc. Is a Content Marketing company located in Kitchener, Canada. The company focuses on Content Marketing, Search Engine Optimization, Web Design, Web Development, and more and has a small team.The company was established in 2001.
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  • 64
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    2 - 9 employees
    Guelph, Canada
    Headquartered in Guelph, Canada and Woodstock, Canada, 2H Media is a Marketing Strategy company. They offer Marketing Strategy and Advertising and were established in 2017.
    Read More

    Industries

  • 65
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    2 - 9 employees
    Mississauga, Canada
    Oneblueshirt is a branding firm established in 2014. The team focuses on Branding and Advertising and is based in Mississauga, Canada.
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  • 66
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    2 - 9 employees
    Toronto, Canada
    FRC Marketing is an Advertising company. The Toronto, Canada-based team focuses on Advertising and Branding.
    Read More

    Industries

  • 67
    (2 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $10,000+
    10 - 49 employees
    Toronto, Canada
    Advertising company Barrett and Welsh is located in Toronto, Canada. The small company was established in 2003. Their team provides advertising, branding, marketing strategy, and social media marketing.
    Read More

    Industries

  • 68
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    10 - 49 employees
    Toronto, Canada
    Intent is a small Advertising company launched in 2013. Their services include Advertising and Branding.
    Read More

    Industries

  • 69
    (2 Reviews) 4.8

    Timeliness

    4.8

    Service Excellence

    5.0

    Value

    4.5

    Would Recommend

    5.0
    $10,000+
    2 - 9 employees
    Toronto, Canada

    Toronto Auto Consulting is an automotive consulting firm of fewer than 10 employees. Founded in 2017, their headquarters is in Toronto, Canada. They offer services in business consulting, marketing strategy and advertising to clients in the automotive industry.

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    Clients

    Automotive Dealerships

    Industries

  • 70
    (1 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

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

    Based in Toronto, Canada and Johannesburg, South Africa, SearchKings is a small advertising company. Established in 2009, the team offers advertising, pay per click, search engine optimization, and web design.

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    Industries

  • 71
    (5 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    4.9

    Would Recommend

    5.0
    Undisclosed
    2 - 9 employees
    Toronto, Canada

    Clutch Marketing is a marketing company founded in 2004 and located in Toronto. With a team of fewer than 10 employees, they provide advertising, branding, and web design services.

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    Clients

    Ridout & Maybee LLP
  • 72
    (0 Reviews)

    Not yet reviewed.

    $10,000+
    10 - 49 employees
    Toronto, Canada
    BlackJet is an Advertising company. They are headquartered in Toronto, Canada, and their services include Advertising and Branding.
    Read More

    Industries

  • 73
    (1 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $1,000+
    50 - 249 employees
    Toronto, Canada
    Stinson Design is a small branding firm based in Toronto, Canada. Launched in 2009, the team focuses on branding, advertising, and other marketing.
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    Clients

    Microsoft SoftBank Amazon CrowdStrike

    Industries

  • 74
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    10 - 49 employees
    Toronto, Canada
    MPP Marketing Group is a Marketing Strategy company. The Toronto, Canada-based team specializes in Marketing Strategy and Advertising.
    Read More

    Industries

  • 75
    (4 Reviews) 4.9

    Timeliness

    4.6

    Service Excellence

    4.9

    Value

    4.5

    Would Recommend

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

    Loopmedia is a Toronto based marketing firm that has been in operation since 1995. Their team of 19 assists clients with content marketing, video production, advertising, and branding.

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    Clients

    Scotiabank
  • 76
    (1 Reviews) 4.0

    Timeliness

    5.0

    Service Excellence

    4.0

    Value

    4.0

    Would Recommend

    5.0
    Undisclosed
    10 - 49 employees
    Toronto, Canada
    Detour UX, an Advertising company, is located in Toronto, Canada and Ottawa, Canada. The small agency was established in 2015. Their services include Advertising, UX/UI Design, AR/VR development, Content Marketing, and more.
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    Clients

    PWC

    Industries

  • 77
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    10 - 49 employees
    Ottawa, Canada
    Duco Media & Technology Solutions, an Advertising company, is headquartered in Ottawa, Canada. The team focuses on Advertising and Media Planning & Buying.
    Read More

    Clients

    Government of Ontario Ontario Cannabis Store (OCS) Information and Communications Technology Council (ICTC) Nokia

    Industries

  • 78
    (1 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $5,000+
    2 - 9 employees
    Toronto, Canada

    Stature Films is a Toronto based video production agency. They were founded in 2008 and have a team of 4 employees. They specialize in video production, advertising, and content marketing for everything from political commercials to short documentaries. 

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    Clients

    Dyson
  • 79
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    10 - 49 employees
    Ottawa, Canada
    SOAP Media Inc. Is a small Conversion Optimization company founded in 2009. Their team provides Conversion Optimization and Advertising.
    Read More

    Industries

  • 80
    (0 Reviews)

    Not yet reviewed.

    $10,000+
    10 - 49 employees
    Mississauga, Canada
    Maple Diversity Communications Inc is a Mississauga, Canada-based Advertising company. Founded in 2010, the team provides Advertising and Public Relations.
    Read More

    Industries

  • 81
    (0 Reviews)

    Not yet reviewed.

    $10,000+
    10 - 49 employees
    Toronto, Canada
    In Toronto, Canada, The Mark is a small video production agency. The team specializes in Video Production and Advertising.
    Read More

    Industries

  • 82
    (0 Reviews)

    Not yet reviewed.

    $10,000+
    10 - 49 employees
    Toronto, Canada
    Rain43 is an Advertising company. The Toronto, Canada-based agency was established in 2010. Their services include Advertising and Branding.
    Read More

    Industries

  • 83
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    50 - 249 employees
    Toronto, Canada
    OneMethod is an Advertising and social media marketing firm. The team offers Advertising and Social Media Marketing and is in Toronto, Canada.
    Read More

    Industries

  • 84
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    50 - 249 employees
    Toronto, Canada
    Cundari is a SEO services firm. They offer Search Engine Optimization and Web Design and were founded in 1980.
    Read More

    Industries

  • 85
    (1 Reviews) 3.5

    Timeliness

    4.0

    Service Excellence

    3.0

    Value

    2.0

    Would Recommend

    3.0
    Undisclosed
    10 - 49 employees
    Mississauga, Canada

    Clever Samurai is a small Mississauga, Canada-based advertising company. The team focuses on advertising, branding, market research, marketing strategy, and more.

    Read More
  • 86
    (0 Reviews)

    Not yet reviewed.

    $1,000+
    10 - 49 employees
    Toronto, Canada
    Established in 2016, MarketTap is a small Advertising company located in Toronto, Canada. Their team provides Advertising and Branding.
    Read More

    Industries

  • 87
    (0 Reviews)

    Not yet reviewed.

    $25,000+
    10 - 49 employees
    Ottawa, Canada
    Advertising company Alphabet specializes in Advertising and Branding. They are in Ottawa, Canada and Kingston, Canada.
    Read More
  • 88
    (0 Reviews)

    Not yet reviewed.

    Undisclosed
    10 - 49 employees
    London, Canada
    SlyFox Web Design and Marketing is a small Advertising company based in London, Canada. Their services include Advertising and Search Engine Optimization.
    Read More
  • 89
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    10 - 49 employees
    Toronto, Canada
    Murray Paterson Marketing Group Inc., a Digital Strategy company, is based in Vancouver, Canada and Toronto, Canada. Established in 2011, the team offers Digital Strategy and Public Relations.
    Read More

    Industries

  • 90
    (0 Reviews)

    Not yet reviewed.

    $5,000+
    10 - 49 employees
    Brampton, Canada
    Established in 2010, Blk Flame Marketing, a small PPC agency, is based in Brampton, Canada. Their services include Pay Per Click and Web Development.
    Read More
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