Top 100 Advertising Agencies in Ontario
The Best of February 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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421$75,000+50 - 249 employeesToronto, CanadaRead More
ACRONYM is search marketing agency that specializes in organic and paid search. Founded in 1995, ACRONYM has over 100 employees in offices in New York, London, and Singapore.
Clients
Rosewood Hotels & ResortsIndustries
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422Undisclosed10 - 49 employeesToronto, CanadaRoyal Canadian Design is a small Advertising company. They provide Advertising and E-Commerce Development and were established in 2017.Read More
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423$1,000+10 - 49 employeesToronto, CanadaEstablished in 2006, Media Glance is a small Advertising company. Their services include Advertising and Digital Strategy.Read More
Industries
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424$1,000+2 - 9 employeesHamilton, CanadaReveal Creative Solutions, an Advertising company, offers Advertising and Marketing Strategy. The firm is based in Hamilton, Canada.Read More
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425Undisclosed250 - 999 employeesToronto, CanadaLg2 is an Advertising company. The team provides Advertising and Branding, and the company is in Montréal, Canada and Toronto, Canada.Read More
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426$1,000+2 - 9 employeesMississauga, CanadaFounded in 2023, Maverick Marketing inc is an Advertising company. The team provides Advertising and Content Marketing.Read More
Industries
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427Undisclosed250 - 999 employeesToronto, CanadaGSW is a Toronto, Canada-based Advertising company. They specialize in Advertising and Branding and were founded in 1977.Read More
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428$10,000+50 - 249 employeesAtlanta, GABranding firm Adrenaline Agency was established in 1998. The team offers Branding and Architectural Design.Read More
Clients
First Horizon BankIndustries
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429$1,000+2 - 9 employeesBrampton, CanadaAMO Communications, an Event Marketing company, was established in 2000. The team specializes in Event Marketing and Advertising.Read More
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430$1,000+2 - 9 employeesOttawa, CanadaArise Media Solutions, a web design agency, is based in Ottawa, Canada. Their services include Web Design and Advertising.Read More
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431$1,000+2 - 9 employeesBrampton, CanadaEstablished in 2019, Cydir is an Advertising company. The small team focuses on Advertising and Content Marketing.Read More
Industries
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432$5,000+10 - 49 employeesToronto, CanadaProtobrand, an Advertising company, was founded in 2005. They specializes in Advertising and Branding.Read More
Industries
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433$10,000+10 - 49 employeesRichmond Hill, CanadaPrime Advertising is a branding company. They are headquartered in Richmond Hill, Canada, and their services include Branding and Social Media Marketing.Read More
Industries
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434$5,000+2 - 9 employeesToronto, CanadaAlyr is a small Toronto, Canada-based Advertising company. Their services include Advertising and Search Engine Optimization.Read More
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435Undisclosed10 - 49 employeesNewmarket, CanadaMARC Advertising Inc is a Newmarket, Canada-based Advertising company. The team provides Advertising and Branding.Read More
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436Undisclosed10 - 49 employeesToronto, CanadaCellution is a small Advertising company located in Toronto, Canada. The team focuses on Advertising and Branding.Read More
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437Undisclosed2 - 9 employeesLondon, CanadaBased in London, Canada, Bali Creative is an Advertising company. Launched in 2010, the team provides Advertising and Graphic Design.Read More
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438Undisclosed10 - 49 employeesToronto, CanadaAdvertising company VMC Media was founded in 1996. The team focuses on Advertising and Media Planning & Buying and is located in Toronto, Canada.Read More
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439Undisclosed10 - 49 employeesLondon, CanadaBased in London, Canada, ATMOS Marketing is an Advertising company. They provide Advertising and Web Design and were launched in 2011.Read More
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440Undisclosed10 - 49 employeesToronto, CanadaTrevor peter communications ltd is an Advertising company. Their small team is based in Toronto, Canada. Their services include Advertising and Digital Strategy.Read More
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441Undisclosed10 - 49 employeesLondon, CanadaON Communication is a small Advertising company headquartered in London, Canada. The team focuses on Advertising and Branding.Read More
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442Undisclosed10 - 49 employeesToronto, CanadaLocated in Toronto, Canada, Search Squad is a small Advertising company. Their services include Advertising and Pay Per Click.Read More
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443Undisclosed10 - 49 employeesToronto, CanadaUrban Dive Marketing is an Advertising company. They are headquartered in Toronto, Canada and have small team. Their services include Advertising and Business Consulting.Read More
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444Undisclosed2 - 9 employeesToronto, CanadaJanine Dalton Marketing Consulting is a small Advertising company in Toronto, Canada. The team focuses on Advertising and Email Marketing.Read More
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445Undisclosed10 - 49 employeesToronto, CanadaGrassroots is an Advertising company. They are located in Toronto, Canada and have small team. Their services include Advertising and Search Engine Optimization.Read More
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446Undisclosed10 - 49 employeesToronto, CanadaLocated in Toronto, Canada, DREAMPORT is a small Advertising company. Their services include Advertising and Marketing Strategy.Read More
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447Undisclosed10 - 49 employeesToronto, CanadaIndigo Marketing Solutions is an Advertising company. Their small team is headquartered in Toronto, Canada. Their services include Advertising and Search Engine Optimization.Read More
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448Undisclosed10 - 49 employeesKitchener, CanadaCandid Consulting, a branding firm, was founded in 2014. The company provides Branding and Graphic Design, and is small.Read More
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449Undisclosed2 - 9 employeesToronto, CanadaSmall Advertising company Stenson Photography, is based in Toronto, Canada. The team offers Advertising and Branding.Read More
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450Undisclosed10 - 49 employeesToronto, CanadaFunclips Corp is an Advertising company founded in 1998. Based in Toronto, Canada, the team provides Advertising and Marketing Strategy.Read More
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