Top 100 SEO Companies in Brussels
The Best of December 2025Looking for a top SEO firm in Brussels?
Compare top-performing SEO agencies to see which may be the best fit for your business goals. Whether you're seeking to improve your ranking in search engine results pages, boost website traffic, or show up in local search results, investing in SEO is important for business growth.
To assist you in your search for a partner, we’ve compiled this list of the top SEO companies in Brussels. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Brussels SEO Firms
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$1,000+10 - 49 employeesNew York, NYSEO company NuStream is in New York, New York; Philadelphia, Pennsylvania and Allentown, Pennsylvania. They provide Search Engine Optimization, Web Design, Digital Strategy, and Video Production and were established in 2010.Read More
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1$1,000+2 - 9 employeesUccle, BelgiumRead More
User Growth is a digital marketing agency located in Dublin. They have about 1 employee. Since 2019, they have provided PPC, SEO, and conversion optimization services to primarily small businesses and midmarket firms in the e-commerce or business services industries.
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2Undisclosed10 - 49 employeesIxelles, BelgiumNexuswelt Group - Marketing and Communication Agency is a small PR company based in Fürstenfeldbruck, Germany; Lemesos, Cyprus; Ixelles, Belgium and Odessa, Ukraine. Established in 2023, the team specializes in Public Relations, Digital Strategy, Advertising, Social Media Marketing, and more.Read More
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3$5,000+10 - 49 employeesBruxelles, BelgiumBrusselslife Web Services, a social media marketing company, is located in Bruxelles, Belgium. They provide Social Media Marketing and Search Engine Optimization and were founded in 2003.Read More
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4$1,000+2 - 9 employeesZaventem, BelgiumLone Wolves is a Zaventem, Belgium-based social media marketing company. Launched in 2021, the team offers Social Media Marketing and Pay Per Click.Read More
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5$1,000+10 - 49 employeesMechelen, BelgiumIn Mechelen, Belgium, JIKOODigital is a PPC company. The team provides Pay Per Click and Social Media Marketing.Read More
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6Undisclosed2 - 9 employeesSint-Joost-ten-Node, BelgiumEstablished in 2019, Weichie.com is a website development company. The firm specializes in Web Development and E-Commerce Development.Read More
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7$1,000+10 - 49 employeesBraine-l'Alleud, BelgiumTarget4Biz Agency, a Content Marketing company, was launched in 2007. The company offers Content Marketing and Branding, and is small.Read More
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8$10,000+50 - 249 employeesMechelen, BelgiumSPRINGBOK is an Advertising company. The company is in Mechelen, Belgium and Amsterdam, Netherlands. Their services include Advertising and UX/UI Design.Read More
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9$5,000+2 - 9 employeesBruxelles, BelgiumMaastery is a Bruxelles, Belgium-based Marketing Strategy company. The team provides Marketing Strategy and Digital Strategy.Read More
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10$10,000+10 - 49 employeesBruxelles, BelgiumSocial.Lab is a small social media marketing agency launched in 2010. Their team provides Social Media Marketing and Search Engine Optimization.Read More
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11$25,000+10 - 49 employeesOudergem, BelgiumUniversem is a Content Marketing company. Headquartered in Gembloux, Belgium and Oudergem, Belgium, the agency specializes in Content Marketing and Digital Strategy.Read More
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12$5,000+10 - 49 employeesAffligem, BelgiumConversal is a social media marketing company headquartered in Affligem, Belgium. Their services include Social Media Marketing and Search Engine Optimization.Read More
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13$1,000+2 - 9 employeesBruxelles, BelgiumYools, a graphic design agency, provides Graphic Design and Search Engine Optimization. The agency is headquartered in Bruxelles, Belgium.Read More
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14$5,000+2 - 9 employeesAuderghem, BelgiumAntidote is a small SEO agency launched in 2021. Their services include Search Engine Optimization and Market Research.Read More
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15$1,000+2 - 9 employeesBruxelles, BelgiumNelty, a web design agency, is based in Lincent, Belgium and Bruxelles, Belgium. Founded in 2020, the team specializes in Web Design and Digital Strategy.Read More
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16$5,000+2 - 9 employeesSchaarbeek, BelgiumOpenGraphy is a Conversion Optimization company. The company is based in Schaarbeek, Belgium. Their services include Conversion Optimization and Digital Strategy.Read More
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17$5,000+2 - 9 employeesBruxelles, BelgiumIn Bruxelles, Belgium, Upper Side is a branding agency. They offer Branding and Digital Strategy.Read More
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18$1,000+10 - 49 employeesEtterbeek, BelgiumIn Etterbeek, Belgium, SEmantics Design is an e-commerce development firm. Launched in 2008, the team offers E-Commerce Development and Web Design.Read More
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19$1,000+10 - 49 employeesOttignies-Louvain-la-Neuve, BelgiumPoush, a SEO company, was established in 2014. In Assesse, Belgium and Ottignies-Louvain-la-Neuve, Belgium, the team offers Search Engine Optimization and Web Design.Read More
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20$1,000+2 - 9 employeesIttre, BelgiumCodisweb is a social media marketing company. Founded in 2022, the firm is located in Ittre, Belgium. Their team specializes in Social Media Marketing and Search Engine Optimization.Read More
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21Undisclosed2 - 9 employeesBruxelles, BelgiumBusiness Consulting company Algorila offers Business Consulting and Web Development. They are based in Bruxelles, Belgium.Read More
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22$5,000+10 - 49 employeesBruxelles, BelgiumDEV@WORK BV, a custom software development firm, was established in 2018. Headquartered in Gent, Belgium and Bruxelles, Belgium, the team provides Custom Software Development and Web Development.Read More
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23$5,000+2 - 9 employeesBoortmeerbeek, BelgiumCowire is a web design agency. They were established in 2019, and their services include Web Design and Social Media Marketing.Read More
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24$5,000+10 - 49 employeesBruxelles, BelgiumHuntrs is a Digital Strategy company. Located in Bruxelles, Belgium and Belgium, the agency provides Digital Strategy and Web Development.Read More
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25$100,000+2 - 9 employeesForest, BelgiumADND Digital is a Digital Strategy company established in 2016. Their team focuses on Digital Strategy and Social Media Marketing.Read More
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26$1,000+2 - 9 employeesHalle, BelgiumBluMango is a small Halle, Belgium-based branding agency. Their services include Branding and Public Relations.Read More
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27$1,000+2 - 9 employeesBruxelles, BelgiumCownected, a software development company, is headquartered in Bruxelles, Belgium. They specialize in Custom Software Development and Graphic Design and were established in 2018.Read More
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28$1,000+10 - 49 employeesBonheiden, BelgiumClickForest is a SEO agency founded in 2020. The firm offers Search Engine Optimization and Artificial Intelligence, and is small.Read More
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29$5,000+2 - 9 employeesForest, BelgiumFastlane is a small Forest, Belgium-based Digital Strategy company. Their services include Digital Strategy and Content Marketing.Read More
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30Undisclosed10 - 49 employeesWoluwe-Saint-Pierre, BelgiumLaunched in 2025, NYN IT Consulting is an IT strategy consulting company. The team specializes in IT strategy consulting and Web Development.Read More
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