Top 100 Advertising Agencies in Ontario
The Best of September 2026Looking 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.
To assist you in your search for a partner, we’ve compiled this list of the top advertising and marketing 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 Ad and Marketing Companies
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121$1,000+10 - 49 employeesToronto, CanadaICONICA.ca is an Advertising company founded in 2002. The team offers Advertising and Branding.Read More
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122$1,000+10 - 49 employeesMississauga, CanadaSEO services firm Web Design Mississauga was launched in 2000. The firm offers Search Engine Optimization and Web Development, and is small.Read More
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123$1,000+2 - 9 employeesMississauga, CanadaWeb Vertical Domains is a small Advertising company founded in 2013. Their team specializes in Advertising and Branding.Read More
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124$1,000+2 - 9 employeesOttawa, CanadaLGG Media is an Advertising company. Founded in 2017, the agency is located in Ottawa, Canada. Their services include Advertising and Content Marketing.Read More
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125$25,000+10 - 49 employeesToronto, CanadaGazizoff is an Advertising company. Their small team of employees is in Toronto, Canada. Their team specializes in Advertising and Branding.Read More
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126Undisclosed2 - 9 employeesToronto, CanadaFounded in 2018, Clear Media Group Inc. Is an Advertising company. The team focuses on Advertising and Media Planning & Buying.Read More
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127$1,000+10 - 49 employeesOttawa, CanadaLaunched in 2021, Nioma is a small e-commerce development firm. Their team specializes in E-Commerce Development and Email Marketing.Read More
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128$1,000+2 - 9 employeesMilton, CanadaToronto Web and Seo is a SEO company. The Milton, Canada-based team offers Search Engine Optimization and Advertising.Read More
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129$1,000+2 - 9 employeesToronto, CanadaOpal marketing, an Advertising company, was established in 2010. The company offers Advertising and Direct Marketing, and is small.Read More
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130$5,000+10 - 49 employeesHamilton, CanadaAcquislabs, a small Advertising company, is located in Hamilton, Canada. The team offers Advertising and Branding.Read More
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131$5,000+10 - 49 employeesToronto, CanadaBTmarketing is a small Advertising company founded in 2020. Their team provides Advertising and Search Engine Optimization.Read More
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132Undisclosed10 - 49 employeesToronto, CanadaTwenty6two International Inc. Is a media planning & buying agency. Founded in 2004, the company provides Media Planning & Buying and Advertising.Read More
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133$1,000+10 - 49 employeesToronto, CanadaIn Toronto, Canada, Link Lumin is an Advertising company. The team offers Advertising and Web Development.Read More
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134$50,000+10 - 49 employeesToronto, CanadaCreative Business Company (CBC) is a Marketing Strategy company established in 2020. The firm provides Marketing Strategy and Advertising.Read More
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135$50,000+250 - 999 employeesOttawa, CanadaLaunched in 1990, DMCRF, a midsize Marketing Strategy company, is based in Ottawa, Canada. Their team focuses on Marketing Strategy and Advertising.Read More
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136$5,000+10 - 49 employeesSt. Catharines, CanadaHeadquartered in St. Catharines, Canada, Giant Shoe Creative Agency is a small Advertising company. Their services include Advertising and Content Marketing.Read More
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137$5,000+10 - 49 employeesToronto, CanadaLABOUR is an Advertising company. They are in Toronto, Canada and Montreal, Canada, and their services include Advertising and Public Relations.Read More
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138Undisclosed10 - 49 employeesToronto, CanadaSmall SEO services firm Your Listing Expert, is headquartered in Toronto, Canada. The team specializes in Search Engine Optimization and Advertising.Read More
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139$1,000+2 - 9 employeesNapanee, CanadaThe Small Social Company is a social media marketing firm established in 2019. Their services include Social Media Marketing and Advertising.Read More
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140Undisclosed10 - 49 employeesToronto, CanadaPush Media Inc., an Advertising company, was established in 2012. The team focuses on Advertising and Branding and is based in Toronto, Canada.Read More
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141$1,000+50 - 249 employeesHamilton, CanadaMidsize SEO agency X Times More, is in Paris, France. Launched in 2017, the team offers search engine optimization, advertising, social media marketing, web design, and more.Read More
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142$5,000+10 - 49 employeesOakville, CanadaLaunched in 1994, Birchall & Associates Inc. Is an Advertising company. Based in Oakville, Canada, the team provides Advertising and Branding.Read More
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143$1,000+10 - 49 employeesToronto, CanadaOMyGro Digital Marketing Agency is a pay per click agency. They specialize in Pay Per Click and Advertising and are located in Toronto, Canada.Read More
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144$1,000+2 - 9 employeesOttawa, CanadaWebRise, a small social media marketing company, is headquartered in Ottawa, Canada. Their services include Social Media Marketing and Advertising.Read More
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145Undisclosed2 - 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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146Undisclosed10 - 49 employeesLondon, CanadaRedRhino Inc. Is an Advertising company. They were established in 1996 and provide Advertising and Web Development.Read More
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147Undisclosed10 - 49 employeesOttawa, CanadaKB Media Corp is a branding firm. The Ottawa, Canada-based company specializes in Branding and Advertising.Read More
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148$1,000+2 - 9 employeesToronto, CanadaLion Marketing Agency is a social media marketing firm. Located in Toronto, Canada, their small team specializes in Social Media Marketing and Advertising. The agency was launched in 2016.Read More
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149$5,000+2 - 9 employeesToronto, CanadaFounded in 2014, Fourdots Digital is an Advertising company. The agency provides Advertising and Social Media Marketing.Read More
Clients
RioCan Living D Spot Dessert Café Shop at ShowcaseIndustries
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150Undisclosed2 - 9 employeesToronto, CanadaTriskelion Marketing is an Advertising company. The Toronto, Canada-based team specializes in Advertising and Graphic Design.Read More
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