Top 30 London SEO Agencies
The Best of January 2025Looking for a top SEO firm in London?
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 London. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best London SEO Firms
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1
$1,000+10 - 49 employeesVictoria, London, EnglandRead More
CEEK is a social media marketing and SEO firm based in London. Founded in 2106, their team of 35 serves clients in the advertising, hospitality, and business service sectors. Services include content development, link earning, and local search.
Clients
Small Beer Brew CoIndustries
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2
$5,000+10 - 49 employeesLondon, EnglandRead More
ESA Digital is a SEO agency. They are headquartered in London, United Kingdom and have a small team. Their services include search engine optimization, public relations, and content marketing.
Clients
Hanna SillitoeIndustries
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3
$1,000+10 - 49 employeesGuildford, EnglandBreakline is a SEO services firm. The small Guildford, England-based firm was launched in 2012. Their team focuses on Search Engine Optimization.Read More
Clients
Exciting Escapes Mayfield Dental Value My Car Taylor AerialsIndustries
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4
$1,000+10 - 49 employeesLondon, EnglandLaunched in 2015, Minty Digital is a small SEO company headquartered in Barcelona, Spain; London, England and New York, New York. Their services include Search Engine Optimization, Public Relations, and Content Marketing.Read More
Clients
HaloIndustries
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5
$5,000+50 - 249 employeesLondon, EnglandNon.agency is a SEO services firm. They are based in London, England; Poznań, Poland and Poznań, Poland and have a midsize team. The company offers Search Engine Optimization, Generative AI, Digital Strategy, and Content Marketing.Read More
Industries
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6
$5,000+10 - 49 employeesLondon, EnglandRead More
Bird Marketing Limited is a digital marketing agency located in Essex, United Kingdom. With a team of 8, Bird Marketing Limited specializes in SEO and web design.
Clients
Huawei SuperMicro FirstData Cancer ResearchIndustries
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7
$1,000+2 - 9 employeesTwickenham, EnglandRead More
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.
Clients
SubwayIndustries
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8
$1,000+10 - 49 employeesReading, EnglandRead More
Blue Array SEO is an SEO agency and consultancy headquartered in Reading, United Kingdom with another office in New York City. Founded in 2015, the agency has a 19 person team that is entirely focused on providing SEO services.
Clients
RACIndustries
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9
$1,000+2 - 9 employeesLondon, EnglandRead More
RobotZebra is a SEO company in London, United Kingdom. They offer search engine optimization and were launched in 2020.
Clients
Rutherford SearchIndustries
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10
$1,000+10 - 49 employeesLondon, EnglandRead More
Improve My Search Ranking is a SEO company. They specialize in search engine optimization and were launched in 2014. Their small team is London, United Kingdom-based.
Clients
NHSIndustries
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11
$1,000+10 - 49 employeesLondon, EnglandRead More
bizZzdev.com is a business agency founded in 2019 in Lviv, Ukraine. With fewer than 10 professionals, they offer marketing strategy and business consulting solutions to clients in the field of IT services.
Clients
BLISCORE Johnson&JohnsonIndustries
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12
$1,000+10 - 49 employeesLondon, EnglandRead More
Founded in 2021, SEO LIFT - SEO Company London is a SEO services firm. They are in London, United Kingdom and have a small team. Their services include search engine optimization, social media marketing, content marketing, and pay per click.
Industries
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13
$1,000+2 - 9 employeesRichmond, EnglandRead More
Artios, a small SEO agency, is based in Richmond, United Kingdom. Launched in 2007, the team offers search engine optimization.
Industries
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14
$5,000+10 - 49 employeesLondon, EnglandRead More
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).
Clients
Mazda Octopus Investments Knight Frank BionaIndustries
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15
$1,000+10 - 49 employeesLondon, EnglandRead More
Ignite SEO is a Coventry, United Kingdom-based SEO company. The small team offers search engine optimization and was founded in 2020.
Industries
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16
$5,000+50 - 249 employeesLondon, EnglandRead More
ROAST is a digital performance agency based in London. The agency, founded in 2015, has more than 50 employees and provides digital strategy, PPC, SEO, CRM consulting & SI, content marketing, conversion optimization, and social media marketing services. ROAST serves midmarket and other-sized companies in various industries that include financial services, retail, and transportation.
Clients
ExperianIndustries
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17
$1,000+2 - 9 employeesAshford, EnglandRead More
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.
Clients
Cook FoodsIndustries
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18
$5,000+10 - 49 employeesLondon, EnglandRead More
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.
Industries
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19
$1,000+10 - 49 employeesLondon, EnglandRead More
Agile Digital Agency is a marketing technology agency based in London. The agency has a team of less than ten that provides email marketing, SEO, and other digital marketing services to small and midmarket companies and institutions.
Clients
Singleton Law Firm (USA)Industries
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20
$1,000+2 - 9 employeesLondon, EnglandRead More
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.
Clients
Reader's Digest UKIndustries
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21
$1,000+10 - 49 employeesLondon, EnglandRead More
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.
Clients
Channers on NorfolkIndustries
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22
$5,000+10 - 49 employeesLondon, EnglandRead More
Novi.Digital is a data-driven digital marketing agency headquartered in Lancaster, UK. Founded in 2009, Novi.Digital also has locations in London, Manchester, and Leeds. Their team of 18 divides its team between providing SEO and PPC services.
Clients
Carbon TrustIndustries
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23
$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
Industries
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24
$10,000+50 - 249 employeesLondon, EnglandRead More
Propeller is a web design and development company that was founded in 2000. Headquartered in London, with another office in New York, they have a team of over 55. They specialize in e-commerce development, email marketing, web design, and SEO or clients in the hospitality, leisure, consumer products, and retail industries.
Clients
Azzuri Restaurant GroupIndustries
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25
$5,000+2 - 9 employeesLondon, EnglandRead More
Fat Cow Media is a creative web design agency founded in 2010 run by a team of fewer than 10 people. Based in London, they offer digital marketing, SEO, web design, and branding services for small and medium-sized businesses across a broad range of industries.
Clients
Ventus Medical 60Forty Films Bubbleology Brontë Film & TVIndustries
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26
$1,000+10 - 49 employeesLondon, EnglandRead More
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.
Clients
Asteria DiamondsIndustries
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27
$1,000+2 - 9 employeesLondon, EnglandBulldog Digital Media is a SEO company. The London, England-based company was launched in 2013. The small team provides Search Engine Optimization, Content Marketing, and Public Relations.Read More
Industries
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28
$1,000+2 - 9 employeesLondon, EnglandRepublic Marketing, a SEO company, was established in 2020. The company specializes in Search Engine Optimization, Pay Per Click, Web Design, and Web Development and has a small team. The company is in Birmingham, England and London, England.Read More
Clients
Josh Fano Pume Rove Legal PureBurnIndustries
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29
$1,000+10 - 49 employeesLondon, EnglandRead More
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.
Industries
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30
$25,000+50 - 249 employeesLondon, EnglandRead More
Impression is a multi-award winning, international performance agency with offices in Nottingham and London. Founded in 2012, the agency now employs 60+ high-calibre strategic specialists. Impression works with exciting and ambitious brands from across the globe and their portfolio includes household names like Clarins, Topps Tiles and Cancer Research UK. Their core services include SEO, paid media, digital PR, analytics and CRO.
Clients
Clarins Norse Atlantic Airways Cancer Research UK hVIVOIndustries
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