
Top 100 Search Marketing Agencies in London
The Best of May 2025Looking for a top search engine marketing consultant in London?
SEM is a valuable way to promote your service and grow your business.
To assist you in your search for a partner, we’ve compiled this list of the top search marketing agencies in London. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
>List of the Best London Search Engine Marketing Consultants
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1$1,000+10 - 49 employeesLondon, England
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$5,000+10 - 49 employeesLondon, England
Passion Digital is a digital marketing agency based in Holborn, Central London, founded in 2012. We specialize in blending performance and imagination to create innovative marketing solutions for growth brands, offering services such as organic marketing (SEO, content marketing) and paid media (PPC, paid social, YouTube, and programmatic).
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Mazda Octopus Investments Knight Frank BionaIndustries
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3$1,000+2 - 9 employeesTwickenham, England
Genie Crawl, founded in 2018, is a digital marketing agency headquartered in Twickenham, U.K. They have a team of less than 10 who specialize in SEO, PPC, and web design services.
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SubwayIndustries
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4$1,000+10 - 49 employeesLondon, EnglandPPC agency Herdl was established in 2013. The agency offers Pay Per Click, Search Engine Optimization, and Web Design and has a small team. The agency is based in Leicester, England; Nottingham, England and London, England.Read More
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5$5,000+10 - 49 employeesLondon, EnglandNovi.digital is a London, England-based PPC agency. The company specializes in Pay Per Click and Search Engine Optimization and is small.The company was launched in 2009.Read More
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Carbon TrustIndustries
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6$1,000+2 - 9 employeesLondon, England
Established in 2018, NXTWEB Agency is a SEO agency. Their small team is in London, United Kingdom and Chester, United Kingdom. Their team provides search engine optimization, pay per click, web design, social media marketing, and more.
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Reader's Digest UKIndustries
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7$5,000+50 - 249 employeesLondon, EnglandLocated in London, England; Cape Town, South Africa; Avon, England and New York, New York, ROAST is a SEO agency. Launched in 2015, the midsize team provides Search Engine Optimization, Social Media Marketing, Pay Per Click, Media Planning & Buying, and more.Read More
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ExperianIndustries
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8$1,000+10 - 49 employeesLondon, England
E-intelligence is a SEO company and web development company in Vadodara, India and Sheffield, United Kingdom. The midsize team offers search engine optimization and web development and was launched in 2005.
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Channers on NorfolkIndustries
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9$1,000+2 - 9 employeesAshford, England
Discoverable is a marketing agency founded in 2017 and based in Ashford, Kent. The team consists of less than 10 employees and specializes in SEO and PPC.
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Cook FoodsIndustries
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10$5,000+10 - 49 employeesLondon, England
PNdigital Ltd is a SEO service based in London. PNdigital uses its SEO skills to increase user traffic, investigate leads and promote businesses with a large ROI. With a team of under 10 employees, PNdigital focuses primarily on SEO and PPC, whilst also offering web design and development services.
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11$25,000+50 - 249 employeesLondon, EnglandLaunched in 2012, Impression is a PPC company. Headquartered in Nottingham, England; London, England; Manchester, England and New York, New York, their midsize team focuses on Pay Per Click, Search Engine Optimization, Digital Strategy, Public Relations, and more.Read More
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Clarins Norse Atlantic Airways Cancer Research UK hVIVOIndustries
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12$1,000+10 - 49 employeesLondon, EnglandRepublic Marketing is a SEO agency founded in 2020. The firm focuses on Search Engine Optimization, Web Design, Pay Per Click, and Web Development and has a small team.Read More
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Josh Fano Pume Rove Legal PureBurnIndustries
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13$1,000+10 - 49 employeesLondon, England
Footprint Digital is a marketing and advertising agency based in Colchester, United Kingdom, with an additional office in London. Founded in 2012, their team of around 20 employees specializes in PPC, SEO, and conversion optimization.
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14$1,000+2 - 9 employeesLondon, EnglandGenUp Digital is a London, United Kingdom-based web design agency. They specialize in web design and were founded in 2018.Read More
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15$1,000+10 - 49 employeesLondon, England
Growth Notion is a small SEO agency. In London, United Kingdom; Hong Kong, Hong Kong and Szczecin, Poland, the agency was launched in 2012. Their services include search engine optimization, pay per click, email marketing, digital strategy, and more.
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16$1,000+10 - 49 employeesLondon, England
Neadoo Digital is an online marketing agency based in London, England, that was established in 2012. Their team of 14 employees offers SEO, web development, PPC, conversion optimization, and content marketing services.
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17$1,000+10 - 49 employeesLondon, EnglandAbsolute Digital Media is a public relations agency in London, England and New York, New York. Established in 2008, the small team offers Public Relations, Search Engine Optimization, Pay Per Click, and Other Digital Marketing.Read More
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LovehoneyIndustries
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18$1,000+10 - 49 employeesLondon, England
Pearl Lemon is a London based digital strategy agency that was founded in 2016. Their team of 13 employees specializes in SEO, email marketing, and social media marketing.
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Asteria DiamondsIndustries
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19$5,000+10 - 49 employeesLondon, England
POLARIS is an SEO agency in London, England. Founded in 2009, they have about 10 employees that serve mostly small-business and midmarket clients in the business, education, and e-commerce sectors. Services include SEO, PPC, and UI/UX design.
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Paradox LondonIndustries
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20$10,000+10 - 49 employeesLondon, England
Zest Digital Limited is a digital marketing company with offices in Oxford, London, and Birmingham, United Kingdom. The 13-person team’s services include content marketing, digital marketing, PPC, and SEO. Founded in 2010, they work primarily with small and midmarket businesses in the business services, manufacturing, and education industries.
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Feldon ValleyIndustries
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21$1,000+50 - 249 employeesLondon, EnglandIn London, England and London, England, Climb Online is a social media marketing company. The midsize agency was established in 2015. Their services include Social Media Marketing, Search Engine Optimization, Pay Per Click, Ecommerce Marketing, and more.Read More
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TikTokIndustries
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22$10,000+2 - 9 employeesBrixton, England
Move Digital Ltd is a digital marketing agency based in London. Founded in 2012, their team of around 5 employees specializes in SEO, PPC, and other digital marketing.
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King's College LondonIndustries
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23$5,000+2 - 9 employeesPinner, EnglandEmerge Digital Media is a small PPC agency located in Pinner, United Kingdom. They offer pay per click, digital strategy, and search engine optimization and were established in 2022.Read More
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24$1,000+10 - 49 employeesLondon, EnglandBased in New York, New York and London, England, DiscoverMyBusiness is a Marketing Strategy company. The small team offers Marketing Strategy, Pay Per Click, Advertising, Social Media Marketing, and more and was launched in 2018.Read More
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25$1,000+10 - 49 employeesLondon, EnglandBased in Southampton, United Kingdom, Elevate UK is a social media marketing company. The small company was launched in 2013. Their services include social media marketing, search engine optimization, pay per click, web design, and more.Read More
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26$1,000+10 - 49 employeesLondon, EnglandPLDEVS.COM is a small PPC company headquartered in Wrocław, Poland and London, England. They provide Pay Per Click, Search Engine Optimization, and E-Commerce Development and were launched in 2008.Read More
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BerryIndustries
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27$1,000+10 - 49 employeesFitzrovia, England
GLO - Generate Leads Online is a freelance digital marketing agency based in Ipswich, England. Founded in 2019, the company offers SEO, web design, and PPC services to small businesses. Their SEO services focus on on-site optimization, link earning, and local search.
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Fees Free MortgagesIndustries
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28$1,000+10 - 49 employeesLondon, EnglandBizZzdev is a SEO agency. The small London, England-based agency was established in 2019. Their team offers Search Engine Optimization, Digital Strategy, Email Marketing, and Pay Per Click.Read More
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BLISCORE Johnson&JohnsonIndustries
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29$1,000+2 - 9 employeesLondon, England
Milestone Media , a small social media marketing company, is based in London, United Kingdom. Founded in 2017, the team focuses on social media marketing, pay per click, email marketing, mobile & app marketing, and more.
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30$5,000+10 - 49 employeesLondon, EnglandZahara Marketing Agency for AI Marketing & Business Agents, a Digital Strategy company, was established in 2020. The agency offers Digital Strategy, Search Engine Optimization, Public Relations, Pay Per Click, and more and has a small team.Read More
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Averato DebtstoppersIndustries
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