Top 40 Advertising Agencies in Northern Ireland
The Best of January 2026Looking for a top advertising agency in Northern Ireland?
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 Northern Ireland. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Northern Ireland Ad and Marketing Companies
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31Undisclosed2 - 9 employeesBelfast, Northern IrelandThe league of extraordinary adversiting., an Advertising company, was established in 2005. The team offers Advertising and Branding.Read More
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32$10,000+2 - 9 employeesNewcastle, Northern IrelandIndependent Events is a SEO company. Launched in 2008, the team offers Search Engine Optimization and Web Design.Read More
Industries
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33$10,000+2 - 9 employeesDundonald, Northern IrelandFounded in 2002, ASM Development is a SEO company. The small team offers Search Engine Optimization and Web Design.Read More
Industries
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34Undisclosed2 - 9 employeesBelfast, Northern IrelandHeadquartered in Belfast, Northern Ireland, Whitenoise Studios is a graphic design company. Their services include Graphic Design and Branding.Read More
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35$10,000+50 - 249 employeesBelfast, Northern IrelandRLA Group is a SEO company in Bournemouth, England and Belfast, Northern Ireland. Launched in 1984, the team specializes in Search Engine Optimization and Web Design.Read More
Industries
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36Undisclosed2 - 9 employeesCounty Down, Northern IrelandNICK MOFFETT DESIGN LIMITED is a small County Down, Northern Ireland-based graphic design company. Their services include Graphic Design and Branding.Read More
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37Undisclosed2 - 9 employeesBelfast, Northern IrelandIn Belfast, Northern Ireland, nibusinessinfo.co.uk is an Advertising company. They provide Advertising and Event Marketing.Read More
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38$10,000+Freelancer employeesBelfast, Northern IrelandEstablished in 2014, Polemic Digital, a small SEO services firm, is in Belfast, Northern Ireland. Their team focuses on Search Engine Optimization and Advertising.Read More
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39UndisclosedFreelancer employeesBangor, Northern IrelandPower Advertising is an Advertising company. Their team is in Bangor, Northern Ireland and specializes in Advertising and Branding.Read More
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40UndisclosedFreelancer employeesLisburn, Northern IrelandConcept Advertising is a graphic design company launched in 1998. Based in Lisburn, Northern Ireland, the team offers Graphic Design and Advertising.Read More
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41Undisclosed50 - 249 employeesNewcastle , Northern IrelandEstablished in 2014, Communicorp UK is an Advertising company. The team focuses on Advertising and Marketing Strategy.Read More
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