Top 100 Social Media Marketing Companies in London
The Best of December 2025Looking for a top social media company in London?
Given the global demand for online connectivity, marketing your business on social media is crucial. With hundreds of millions of users online daily, social media platforms such as Facebook, Twitter, LinkedIn, and YouTube give businesses the opportunity to tap into an enthusiastic, responsive audience.
To assist you in your search for a partner, we’ve compiled this list of the top social media marketing companies in London. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
Jump to Most Reviewed Companies
List of the Best London Social Media Marketing Agencies
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871$10,000+250 - 999 employeesLondon , EnglandImagination is a midsize Advertising company founded in 1968. Their services include Advertising and Branding.Read More
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872$10,000+250 - 999 employeesLondon, EnglandGrayling, a branding company, is based in London, England and. Established in 2009, the team focuses on Branding and Public Relations.Read More
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873$10,000+250 - 999 employeesLondon , EnglandProximity London is a branding agency. Based in London , England and Croydon, England, their team specializes in Branding and Digital Strategy.Read More
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874$10,000+250 - 999 employeesLondon, EnglandCommission Junction is a Conversion Optimization company. Launched in 1998, the firm focuses on Conversion Optimization and Digital Strategy.Read More
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875$5,000+250 - 999 employeesLondon, EnglandLaunched in 2003, LYONSCG is a midsize Digital Strategy company. Their services include Digital Strategy and Mobile & App Marketing.Read More
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876Undisclosed250 - 999 employeesLondon, EnglandUX agency AmazeRealise was launched in 1997. The team focuses on UX/UI Design and Branding.Read More
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877Undisclosed250 - 999 employeesLondon, EnglandWunderman Thompson MAP, a midsize Marketing Strategy company, is headquartered in København, Denmark and Bangkok, Thailand. Their services include Marketing Strategy and Social Media Marketing.Read More
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878Undisclosed250 - 999 employeesLondon, EnglandMG OMD is a media planning and buying company. The London, England-based agency was founded in 1990. Their services include Media Planning & Buying and Social Media Marketing.Read More
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879Undisclosed250 - 999 employeesLondon, EnglandLolly.com, a social media marketing agency, is headquartered in London, England and New York, New York. Their services include Social Media Marketing and Pay Per Click.Read More
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880Undisclosed250 - 999 employeesCity of London, EnglandSocial media marketing agency Rakuten Advertising was launched in 1996. Based in San Mateo, California and City of London, England, the team offers Social Media Marketing and Pay Per Click.Read More
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881Undisclosed250 - 999 employeesLondon, EnglandTransmission is a branding firm based in Dallas, Texas and London, England. The team offers Branding and Media Planning & Buying.Read More
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882Undisclosed250 - 999 employeesLondon, EnglandFounded in 2002, Megrisoft Limited UK is a midsize London, England-based social media marketing agency. Their team offers Social Media Marketing and Search Engine Optimization.Read More
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883$5,000+2 - 9 employeesLondon, EnglandRun is a branding firm. The company is in London, England. Their services include Branding and Advertising.Read More
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884Undisclosed2 - 9 employeesLondon, England5X5 Media LTD. Is a web design agency. They offer Web Design and Advertising and are headquartered in London, England and Cardiff, Wales.Read More
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885$5,000+10 - 49 employeesLondon, EnglandBizz Directions UK is a social media marketing firm. The London, England-based team focuses on Social Media Marketing and Content Marketing.Read More
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886$1,000+2 - 9 employeesLondon, EnglandElevate Marketing is a social media marketing firm. Founded in 2023, the team offers social media marketing, content marketing, search engine optimization, web development, and more. Their small firm is London, United Kingdom-based.Read More
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887$5,000+1,000 - 9,999 employeesBristol, EnglandFounded in 1971, Merkle is a large CRM consulting and SI company. Their team focuses on CRM consulting and SI and Digital Strategy.Read More
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888$10,000+50 - 249 employeesLondon, EnglandThreepipe is a social media marketing company. They are headquartered in London, England. Their team provides Social Media Marketing and Pay Per Click.Read More
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889$10,000+2 - 9 employeesLondon, EnglandEstablished in 2013, Intelligent Futures is a SEO agency. The company focuses on Search Engine Optimization and Web Design.Read More
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890$10,000+50 - 249 employeesLondon, EnglandHeyHuman is a branding agency launched in 2014. The team offers Branding and Content Marketing.Read More
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891$1,000+2 - 9 employeesLondon, EnglandBranding for business, a SEO agency, was established in 2012. The small team focuses on Search Engine Optimization and Advertising.Read More
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892$5,000+2 - 9 employeesWembley, EnglandINAOSSIEN is a branding company. Based in Wembley, England, the company offers Branding and Content Marketing.Read More
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893$5,000+2 - 9 employeesLondon, EnglandATES IT SOLUTIONS LTD. Is a custom software development company. The London, England-based team specializes in Custom Software Development and Artificial Intelligence.Read More
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894$1,000+Freelancer employeesLondon, EnglandLaunched in 2012, Fluential Media is a web design company. The team offers Web Design and Web Development.Read More
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895$1,000+2 - 9 employeesLondon, EnglandColdChain Agency is a small London, England-based SEO services firm. The team provides Search Engine Optimization and Advertising.Read More
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896$10,000+2 - 9 employeesLondon, EnglandHeadquartered in London, England, Vanilla Circus Ltd is a Digital Strategy company. The team specializes in Digital Strategy and Social Media Marketing.Read More
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897$1,000+2 - 9 employeesEast Horsley, EnglandLocated in East Horsley, England, ACES Marketing Ltd is a branding agency. They focus on Branding and Marketing Strategy.Read More
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898$5,000+2 - 9 employeesLondon, EnglandPUNK MY PIXEL LTD is a Digital Strategy company. In London, England, the agency was launched in 2008. Their services include Digital Strategy and Web Design.Read More
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899$1,000+2 - 9 employeesLondon, EnglandWeb development DONS is a Digital Strategy company. Headquartered in London, England, the agency was founded in 2016. Their services include Digital Strategy and Social Media Marketing.Read More
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900$1,000+2 - 9 employeesHarrow, EnglandSpect Core is a social media marketing company launched in 2019. The agency specializes in Social Media Marketing and Content Marketing.Read More
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