Top 100 SEO Companies in London

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Top 100 SEO Companies in London

September 2023

Looking 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. 

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List of the Best London SEO Firms

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  • 2
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 10 - 49 employees
    • Guildford, United Kingdom

    Breakline Ltd is a specialized SEO agency based in Guildford, United Kingdom. They provide Technical SEO, Content Marketing and Digital PR services. Founded in 2012, their team currently has more than 10 employees.

    Clients

    • Exciting Escapes
    • Spear Recruitment
    • Cardiff University
    • Carvine

    Industries

    Notable Project

    Breakline provides SEO services to help a broadband comparison platform increase their organic traffic and rankings. They've conducted an SEO audit, created the main pages' content, and improved page speed.

    "Their work ethic is impressive, and they are super proactive and knowledgeable. I always get an answer within minutes."

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  • 3
    • $1,000+
    • 10 - 49 employees
    • London, United Kingdom

    Minty Digital is a full-service digital marketing agency founded in 2015. The company has two locations in Barcelona and London and a team of fewer than 10 employees who provide SEO and PPC services. Their clientele includes small businesses in the business services, advertising and marketing, education, gambling, and health care and medical industries.

    Clients

    • Halo
    • Stratx Simulations
    • Crisp
    • Airsiders

    Industries

    Notable Project

    Minty Digital has implemented an SEO strategy for a fintech company. They conduct an audit of the client's website, develop a plan of action, and work on on-page SEO, link building, and content creation.

    "What truly impressed us about Minty Digital was their exceptional blend of expertise and adaptability."

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  • 4
    • $1,000+
    • 10 - 49 employees
    • London, United Kingdom

    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 Sillitoe
    • ShakeSphere
    • EP Advisory
    • WANNA

    Industries

    Notable Project

    ESA Digital Ltd. provides SEO and website optimization services for a back-office and financial services company. The team has optimized the site's loading time, worked on site architecture, and fixed issues.

    "The ESA Digital Ltd. team is doing more than they promised."

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  • 5
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 2 - 9 employees
    • Twickenham, United Kingdom

    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

    • Subway
    • Papa Johns
    • National Home Buyers
    • Craig McConnon

    Industries

    Notable Project

    GenieCrawl developed a website with an admin panel for a leisure review blog.  They built the site with a minimum speed of 95/100 for both desktops and mobiles.

    "They were very creative, and in the end, I felt they knew the project better than we did!"

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  • 6
    • Scheduling

      5.0
    • Quality

      4.9
    • Cost

      4.9
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 2 - 9 employees
    • Richmond, United Kingdom

    Artios, a small SEO agency, is based in Richmond, United Kingdom. Launched in 2007, the team offers search engine optimization.

    Industries

    Notable Project

    Artios provides SEO, PR, and content services for a medical device company. They conduct keyword research, create content for PR campaigns, and provide high-profile backlinks that lead to more sales.

    "They just know their stuff and think outside of the box."

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  • 7
    • Scheduling

      4.5
    • Quality

      5.0
    • Cost

      4.5
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 2 - 9 employees
    • London, United Kingdom

    Herdl is a PPC company established in 2013. They are in Ashby de la Zouch, United Kingdom and have a small team. Their services include pay per click, search engine optimization, web design, branding, and more.

    Industries

    Notable Project

    Herdl was hired by a fishing tackle retailer to improve their website's SEO. Their goal is to increase their online sales by 30% within their first year.

    "They communicate their subject knowledge in a way that's easy for anyone to understand."

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  • 8
    • Scheduling

      4.9
    • Quality

      5.0
    • Cost

      4.7
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 50 - 249 employees
    • London, United Kingdom

    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

    • Experian
    • Bitstamp
    • AVEVA
    • AJ Bell

    Industries

    Notable Project

    ROAST provides SEO services for a business insurance company. After conducting a technical audit, they work on the site architecture and URL mapping and provide recommendations. 

    "ROAST has consistently demonstrated deep channel expertise in SEO."

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  • 9
    • Scheduling

      4.8
    • Quality

      5.0
    • Cost

      4.9
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 10 - 49 employees
    • London, United Kingdom

    eBusiness UK is a web design and SEO marketing agency in Blackburn, England. Founded in 1999, they comprise seven employees specializing in website creation and design and PPC and SEO marketing. They work primarily with small and midmarket businesses in a range of industries.

    Clients

    • Stealth Gaming
    • Happy Beds
    • Northcote Group

    Industries

    Notable Project

    eBusiness UK provides ongoing SEO services, focusing on keyword targeting and management. They utilized the client's history and success with paid ads to develop the initial list of keyword targets. 

    "They’re also very realistic, giving answers to all my difficult questions in a very objective way." 

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  • 10
    • Scheduling

      4.8
    • Quality

      4.8
    • Cost

      4.5
    • NPS

      4.8
    Read Full Reviews on Clutch Visit Site
    • $25,000+
    • 10 - 49 employees
    • London, United Kingdom

    Re:signal is a marketing agency based in London. Founded in 2012, they have a team of around 15 employees. They primarily provide SEO and content marketing services to midmarket and small businesses. 

    Clients

    • ASICS
    • FatFace
    • River Island
    • Expedia

    Industries

    Notable Project

    An entrepreneur hired Re:signal to rank for the term "Under Garden Basements". They helped to restructure the long-form blog and worked to drive up the term.

    "We rank on slot one page one for "under garden basements" and we still do today."

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  • 11
    • $5,000+
    • 10 - 49 employees
    • London, United Kingdom

    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

    • Cancer Research
    • Capital UK
    • Moda Minx
    • I Love Fancy Dress

    Industries

    Notable Project

    Bird Marketing is helping a personal training company with improving their Google ranking. The goal is to help the client compete with their competitors and gain more online visibility.

    "The team at Bird Marketing has delivered absolutely fantastic results in a short space of time."

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  • 12
    • Scheduling

      4.6
    • Quality

      4.7
    • Cost

      4.7
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 10 - 49 employees
    • London, United Kingdom

    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 Trust
    • Attic Storage
    • The Language Factory
    • TCG Direct

    Industries

    Notable Project

    novi.digital provided SEO and PPC services for a destination garden center. They focused on improving the company's organic search rankings, Google Ads, shopping campaigns, internal links, and content creation.

    "They were very patient with us and happy to go at a slower pace."

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  • 13
    • Scheduling

      4.8
    • Quality

      4.8
    • Cost

      4.5
    • NPS

      4.8
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 10 - 49 employees
    • London, United Kingdom

    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 Diamonds
    • AJ Smart
    • Go International
    • Elevano

    Industries

    Notable Project

    A marketing and advertising company collaborated with Pearl Lemon for cold calling services. The team handled multiple outbound calls according to the agreed target number and ensured qualified booked calls.

    "Pearl Lemon was a one-stop shop for all our marketing needs, especially outbound efforts."

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  • 14
    • Scheduling

      5.0
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 2 - 9 employees
    • London, United Kingdom

    RobotZebra is a SEO company in London, United Kingdom. They offer search engine optimization and were launched in 2020.

    Clients

    • Rutherford Search
    • Ultima Environmental
    • Motorway
    • Limitless Travel

    Industries

    Notable Project

    RobotZebra has been hired by an activewear brand to improve their online performance and generate organic revenue. The team focuses on e-commerce channels and blogs to achieve the client's goals.

    "We are very happy with the work RobotZebra has done."

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  • 15
    • $1,000+
    • 10 - 49 employees
    • London, United Kingdom

    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)
    • EFQM (Global)
    • HRC International (Netherlands)
    • Userlane (Germany)

    Industries

    Notable Project

    A digital marketing firm hired Agile Digital Agency to develop an HTML-based microsite for their app. The team mainly utilized JSON and JavaScript to implement gameplay functionalities.

    "The whole engagement was excellent."

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  • 16
    • $1,000+
    • 10 - 49 employees
    • London, United Kingdom

    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

    • NHS
    • 3M

    Industries

    Notable Project

    An online magazine company is working with Improve My Search Ranking for SEO services. The team has conducted a discovery session and keyword research, focusing on ineffective words. 

    "We are ranking on the first page of Google for several keywords, thanks to the team."

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  • 17
    • $1,000+
    • 10 - 49 employees
    • London, United Kingdom

    Yando Consulting is a small, agile team of digital marketing talent headquartered in London that specializes in SEO, PPC, and conversion optimization. Founded in 2017, Yando Consulting works with midmarket companies, small businesses, and enterprises across the online reputation management industry. Yando Consulting is comprised of fewer than 50 employees and has additional offices in Vancouver, Berlin, and Raleigh, N.C. 

    Clients

    • American Express
    • Motorola
    • EyeEm
    • Lumo

    Industries

    Notable Project

    Yando Consulting provides ongoing SEO services to increase organic rankings and leads for a SaaS provider. They ran a site audit, created content, and ran strategies to target primary and secondary keywords.

    "Their small size allows for specialized knowledge and streamlined communication."

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  • 18
    • $1,000+
    • 2 - 9 employees
    • London, United Kingdom

    Flycast Media is a digital marketing company based in Watford, U.K., with a second office in Potters Bar, U.K. Founded in 2009, Flycast Media specializes in providing PPC, web design, and conversion optimization services. 

    Clients

    • Iomart
    • ServerSpace
    • Ecowater
    • Umbee Ltd

    Industries

    Notable Project

    Flycast Media provides digital marketing services for a wealth management business. They enhance the company's web presence through social media marketing and SEO.

    "Flycast Media is always easily accessible and highly responsive to queries and requests."

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  • 19
    • Scheduling

      4.8
    • Quality

      4.9
    • Cost

      4.5
    • NPS

      4.9
    Read Full Reviews on Clutch Visit Site
    • $5,000+
    • 10 - 49 employees
    • London, United Kingdom

    Gripped is a marketing and advertising company based in London and founded in 2017. Their team of around 20 employees provides marketing strategy, content marketing, and conversion optimization. 

    Industries

    Notable Project

    Gripped provides lead generation and content marketing services to an electronic data interchange company. These efforts include market research and marketing content creation assistance to improve web traffic.

    "Our business has changed a lot in the past 4 years and Gripped have remained agile to shifting business requirements."

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  • 20
    • $5,000+
    • 10 - 49 employees
    • London, United Kingdom

    Creative Brand Design is a small web design company. They specialize in web design, search engine optimization, e-commerce development, graphic design, and more and were launched in 2007.

    Industries

    Notable Project

    Creative Brand Design redesigned and redeveloped a website for a renewable energy company. The team optimized the UX design and worked on digital marketing campaigns to enhance online visibility.

    "Their ability to combine creativity with technical excellence was commendable."

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  • 21
    • $1,000+
    • 50 - 249 employees
    • London, United Kingdom

    Climb Online, a pay per click company, is in London,, United Kingdom. The agency specializes in pay per click, search engine optimization, social media marketing, and web design and has a small team.The agency was launched in 2015.

    Clients

    • TikTok
    • Emirates
    • Imagine Cruising
    • HERA

    Industries

    Notable Project

    Climb Online helped a tax reclamation firm build on their existing Google Ads platform. The vendor conducted keyword and competitor research, bid on key search terms, and monitored Google Ads campaigns.

    "The items were delivered consistently on time, and their response was excellent!"

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  • 22
    • $1,000+
    • 10 - 49 employees
    • London, United Kingdom

    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

    • The Post Office
    • RAC
    • Simply Business
    • Funding Circle

    Notable Project

    Blue Array provides a variety of SEO strategy initiatives, ranging from content creation to keyword ranking. Currently, they’re developing an initiative in preparation of a website’s upcoming launch.

    "They’re very responsive to our requirements."

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  • 23
    • $1,000+
    • 10 - 49 employees
    • London, United Kingdom

    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

    Notable Project

    SEO Lift - SEO Company London provides SEO services for a development company. The team handles the client's PPC and SMM campaigns. They use technologies like Ahref, Keyword Planner, SEMRush, and Google Ads. 

    "They're a one-stop digital marketing agency with unparalleled solutions to all your marketing problems."

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  • 24
    • $1,000+
    • 10 - 49 employees
    • Fitzrovia, United Kingdom

    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.

    Clients

    • Fees Free Mortgages
    • Orwell Fitness
    • SMB Beauty
    • Bosch Auto Service

    Industries

    Notable Project

    GLO - Generate Leads Online provides SEO and digital marketing services for a bespoke garden room builder. The team works on keyword research and Google Ads management.

    "GLO - Generate Leads Online gets the job done; they’re definitely worth the money."

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  • 25
    • Scheduling

      4.8
    • Quality

      5.0
    • Cost

      4.9
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 10 - 49 employees
    • London, United Kingdom

    M3 Agency is an Albrighton, United Kingdom-based advertising company. The small firm was launched in 1999. Their team focuses on advertising, branding, marketing strategy, social media marketing, and more.

    Clients

    • MG Motor UK
    • Harley Davidson
    • West Midlands Safari Park
    • Marstons

    Industries

    Notable Project

    M3.agency has helped an EV charger manufacturer's subsidiary set up and develop their paid ads strategy, focusing on lead generation and brand awareness. Their work also includes SEO and website optimization.

    "They're always on time and a pleasure to work with."

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  • 26
    • $5,000+
    • 2 - 9 employees
    • London, United Kingdom

    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

    • Bubbleology
    • 60Forty Films
    • South Devon UTC
    • Ventus Medical

    Industries

    Notable Project

    A direct mail marketing company has hired Fat Cow Media to design and develop a mobile-responsive website. The team also provides SEO and copywriting services and creates content. 

    “We’ve been impressed with their communication skills and consistency in ensuring they care for our needs. 

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  • 27
    • $1,000+
    • 2 - 9 employees
    • London, United Kingdom

    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 UK
    • SoftGames
    • Asbestos Justice

    Industries

    Notable Project

    NxtWeb Agency provided SEO consulting and support to a magazine publisher. They conducted website and social media audits, suggested improvements, led SEO training sessions, and scheduled social posts.

    "Their knowledge was extensive and fully adaptable to being mindful of our business needs."

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  • 28
    • Scheduling

      4.8
    • Quality

      5.0
    • Cost

      5.0
    • NPS

      5.0
    Read Full Reviews on Clutch Visit Site
    • $1,000+
    • 2 - 9 employees
    • London, United Kingdom

    Dsgn One is a full-service digital agency based in London and Bath, England. Founded in 2014, Dsgn One’s 2–10 employees provide web design and SEO services.

    Clients

    • Second Strength
    • Thurston Group
    • Euridge Orangery Weddings
    • Abol Coffee Co.

    Industries

    Notable Project

    Dsgn One has been hired by a paper marbling company for website landing page design services. They provide ongoing site updates and web hosting services for the client.

    "We are impressed by their personal and attentive service."

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  • 29
    • $1,000+
    • 2 - 9 employees
    • London, United Kingdom
    GenUp Digital is a London, United Kingdom-based web design agency. They specialize in web design and were founded in 2018.

    Industries

    Notable Project

    A fitness and wellness company has hired GenUp Digital to redesign their site and handle their SEO efforts. They've changed some keywords and handled backlinking, and they provide ongoing customer support.

    “I’m impressed with GenUp Digital’s top-notch customer service and design expertise.”

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  • 30
    • $5,000+
    • 10 - 49 employees
    • London, United Kingdom

    Passion Digital Ltd. Is a small web development firm. Launched in 2012, the agency is headquartered in London, United Kingdom and Madrid, Spain. Their services include web development, web design, conversion optimization, search engine optimization, and more.

    Clients

    • Mazda
    • Octopus Investments
    • Knight Frank
    • QuickBooks

    Industries

    Notable Project

    Passion Digital Ltd. provides ongoing SEO and PPC services for a medical research charity. Their work includes managing the client's Google Ad Grants account, building links, and making on-site optimizations.

    "They are proactive and supportive."

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