Top 100 Digital Marketing Companies in Northern Ireland
The Best of December 2025Looking for a top digital marketing agency in Northern Ireland?
Digital marketing has forever changed how companies attract customers and generate revenue. If you’re considering hiring an online marketing company to help you boost your brand image, position your company in search rankings, or manage your social media presence, we're here to help.
To assist you in your search for a partner, we’ve compiled this list of the top digital 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 Online Marketing Agencies
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1$1,000+10 - 49 employeesBelfast, Northern IrelandRead More
Loud Mouth Media is a digital advertising agency based in Belfast, UK with offices in Glasgow, UK, and Dublin, Ireland. Founded in 2011, Loud Mouth Media's team of 15+ employees provides PPC and social media marketing services.
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The AAIndustries
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2$1,000+2 - 9 employeesNewry, Northern IrelandSEO Impact, a SEO services firm, is in Newry, Northern Ireland. The small firm was established in 2021. Their services include Search Engine Optimization and Web Development.Read More
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3$10,000+10 - 49 employeesBelfast, Northern IrelandRead More
Web Bureau is a web agency headquartered in Belfast, United Kingdom, with an office in Dublin, Ireland. Since 2005, the company has specialized in web development, pay-per-click, and web design solutions for small and midmarket businesses. They also offer SEO services, focusing on mobile optimization, on-site optimization, and local search, among other methods.
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Harry CorryIndustries
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4$1,000+2 - 9 employeesNewcastle, Northern IrelandRead More
Fat Fish Marketing is a SEO services firm based in Banbridge, United Kingdom. The small team offers search engine optimization, web development, and pay per click and was launched in 2016.
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PlantXIndustries
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5Undisclosed10 - 49 employeesBelfast, Northern IrelandRead More
Founded in 2010, ProfileTree is an advertising company. In Belfast, United Kingdom, their small team focuses on advertising, digital strategy, search engine optimization, social media marketing, and more.
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6$1,000+2 - 9 employeesBelfast, Northern IrelandWeb design company Amigo Studios is headquartered in Doagh, United Kingdom. The small team specializes in web design, web development, social media marketing, search engine optimization, and more and was launched in 2013.Read More
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7$1,000+2 - 9 employeesBelfast, Northern IrelandRead More
In Belfast, United Kingdom and Dublin, Ireland, Octave Digital is a social media marketing company. The small team provides social media marketing, corporate training, pay per click, and digital strategy. The agency was established in 2008.
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Cavan TourismIndustries
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8$1,000+2 - 9 employeesDundonald, Northern IrelandRead More
Ambio Media is a social media and internet marketing agency based in Kilmarnock, U.K. The agency, founded in 2019, has a team of less than ten that provides SEO, PPC, web design, social media marketing, email marketing, and other digital marketing services. Ambio Media serves small companies in various industries.
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9Undisclosed50 - 249 employeesHolywood, Northern IrelandArdmore Advertising and Marketing, an Advertising company, is in Holywood, Northern Ireland. They specialize in Advertising and Branding and were established in 1989.Read More
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Lidl NI Belfast City Council Translink Stena Line -
10$1,000+2 - 9 employeesBelfast, Northern IrelandRead More
Clearbox is a PR firm founded in 2013. The company specializes in public relations, social media marketing, digital strategy, and branding and has a small team. The company is located in Belfast, Ireland.
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11$1,000+10 - 49 employeesBelfast, Northern IrelandSocial media marketing firm Rapid Agency focuses on Social Media Marketing and Web Design. They are headquartered in Belfast, Northern Ireland.Read More
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12$5,000+10 - 49 employeesBelfast, Northern IrelandRead More
Vindicta Digital is a digital agency in Belfast, Liverpool, and Leeds, United Kingdom. Founded in 2016, they have about 8 employees that serve clients in a variety of sectors. Services include branding, social media marketing, and SEO.
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13$25,000+10 - 49 employeesBangor, Northern IrelandEyekiller is a Marketing Strategy company. Founded in 2013, the team provides Marketing Strategy and Digital Strategy. The agency is based in Bangor, Northern Ireland.Read More
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14$5,000+2 - 9 employeesBelfast, Northern IrelandRead More
Agile Communications is a marketing and PR agency based in Belfast, England with more than two employees. Founded in 2011, they specialize in PR services, content marketing, and marketing strategy for clients in the fields of IT, financial services, and business services.
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ServiceNowIndustries
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15$1,000+10 - 49 employeesHolywood, Northern IrelandBuilt For Growth Digital is a pay per click company. The small Holywood, Northern Ireland-based team provides Pay Per Click and Ecommerce Marketing. The firm was established in 2018.Read More
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16$1,000+2 - 9 employeesArmagh, Northern IrelandLevity Digital is an Armagh, Northern Ireland-based SEO services firm. The team specializes in Search Engine Optimization.Read More
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17$10,000+10 - 49 employeesBelfast, Northern IrelandHeadquartered in Belfast, Northern Ireland, Origin is a web design agency. They specialize in Web Design and Social Media Marketing and were established in 2006.Read More
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18$1,000+10 - 49 employeesNewcastle, Northern IrelandSEO company Allies Group was founded in 2015. The company specializes in Search Engine Optimization and Pay Per Click.Read More
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TrustackIndustries
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19Undisclosed2 - 9 employeesBelfast, Northern IrelandGekkoshot is a SEO company. Their team is located in Belfast, Northern Ireland. The agency provides Search Engine Optimization and Web Design.Read More
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20$1,000+10 - 49 employeesAntrim, Northern IrelandMedia One Group LLC is a mobile app development company based in Los Angeles, California and Antrim, Northern Ireland. The team provides Mobile App Development and Marketing Strategy.Read More
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21$10,000+2 - 9 employeesNewry, Northern IrelandSEO Services NI is a SEO company headquartered in Newry, Northern Ireland. The team focuses on Search Engine Optimization and Content Marketing.Read More
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22$5,000+2 - 9 employeesBelfast, Northern IrelandLocated in Belfast, Northern Ireland, Big Business Agency Ltd is a pay per click company. Established in 2021, the team focuses on Pay Per Click and Social Media Marketing.Read More
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23$5,000+2 - 9 employeesBelfast, Northern IrelandElement Seven is a web design company. The Belfast, Northern Ireland-based team focuses on Web Design and Web Development.Read More
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24$1,000+2 - 9 employeesBelfast, Northern IrelandBrand Ambition is a branding agency. Headquartered in Bridge End Leeds, England and Belfast, Northern Ireland, the team offers Branding and Content Marketing.Read More
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25$5,000+2 - 9 employeesKells, Northern IrelandBased in Kells, Northern Ireland, Ripely Ltd is a small social media marketing company. The team provides Social Media Marketing and Web Design.Read More
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26Undisclosed10 - 49 employeesBelfast, Northern IrelandFounded in 1991, MXB is an Advertising company. The firm provides Advertising and Branding, and is small.Read More
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27$10,000+50 - 249 employeesNewcastle, Northern IrelandBased in Newcastle, Northern Ireland and Toronto, Canada, ramarketing is a midsize PR company. The team focuses on Public Relations and Web Design.Read More
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28$1,000+2 - 9 employeesBelfast, Northern IrelandTechVizmo is an advertising company. The small Belfast, United Kingdom-based team focuses on advertising, content marketing, affiliate marketing, branding, and more. The firm was founded in 2024.Read More
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29Undisclosed10 - 49 employeesBelfast, Northern IrelandVudu Digital, a website development firm, is based in Belfast, Northern Ireland and Dundonald, Northern Ireland. They offer Web Development and Search Engine Optimization.Read More
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30$1,000+2 - 9 employeesPortadown, Northern IrelandWeb development firm Cornell Studios Ltd is headquartered in Portadown, Northern Ireland. Their services include Web Development and Search Engine Optimization.Read More
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