Top SEO Companies in London

Researched by:Goodfirms Research TeamUpdated:September 5, 2026

Goodfirms has reviewed 697 SEO Companies in London as of September 2026. The top-ranked firm is SmartSites (4.9 stars, 16 verified reviews, $100 - $149/hr, founded 2011, London). Across the category, the median hourly rate is $37, median client rating is 4.9, and 15% of firms employ 50+ members. Explore the vetted SEO Companies in London below, compare their strengths, and connect with the provider best suited to your requirements.

Are you looking for the best SEO companies in London? Hiring SEO companies offers various benefits. It helps in understanding the outside perspective of the business and helps create a broader mindset for accepting changes. Experts at the top SEO agencies in London have introduced various new methods of conducting daily activities. It helps modify monotonous thinking and offers creative ideas to function. Therefore, as the demand for outsourcing SEO firms increases, the number of best SEO agencies in London is rising. Goodfirms understands the need to find the one matching your requirements from a pool of several SEO firms. Hence, a list of the top SEO companies in London is below.

697Verified firms
$37/hrMedian hourly rate
4.9 ★Median rating
15%Have 50+ members

Goodfirms has verified 697 SEO Companies in London - part of 34,024+ SEO Companies, each passing Goodfirms' 4-step verification process (background check, client interviews, portfolio audit, ongoing quality review). Listings marked "Sponsored" are agencies that pay for premium placement - sponsorship does not affect star ratings or review content.

Top 10 at Glance

Compare the highest-ranked firms first side by side.

Rank
Company
Rating
Reviews
Hourly Rate
Team Size
Founded
Headquarters
Action

Here are the London's Best SEO Agencies

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Service
Hourly Rate
Employees
ReviewsAll Companies
Industry
Client Type
  • YourDigilab is the most well-known digital marketing agency in the United Kingdom. Here you can get one window solution to all your digital needs. YourDigiLab Uk assists you in connecting with your customers in order to create an ever-lasting impression And take your company to new heights of success and growth.

    NA
    10 - 49
    London, United Kingdom
  • Spartan Marketing is the UK-based lead generation agency providing the best lead generation services here since 2017. We specialise in generating voice-qualified leads, pay-per-click ads, and generating investment leads through targeted email marketing. We also provide Adwords campaign management services to all our clients. So whether you are looking for lead generation services or campaign ... read Spartan Marketing reviews & insights

    NA
    2 - 9
    London, United Kingdom
  • After our owner’s shared experiences of the problems associated with creative and media living separately, Olly & Jamie became passionate about developing an agency for the new age of advertising. This meant building a hybrid agency which managed both creative and media all-under-one-roof; developing a passionate team of creatives and digital experts who collaboratively work ... read 303 London reviews & insights

    NA
    10 - 49
    2016
    London, United Kingdom
  • We’re a Digital Marketing Agency in London, made up of a group of passionate individuals who get excited about helping small to medium-sized businesses create an impact with their customers.

    NA
    10 - 49
    2020
    London, United Kingdom
  • Overview: Comms8 is a multi-award-winning martech company dedicated to revolutionising the marketing landscape. We specialise in helping brands seamlessly enter and thrive in the APAC and global markets. Our comprehensive, integrated marketing solutions are designed to attract customers and investors on a global scale. With strategic offices in London, China, and Hong Kong, Comms8 combines ... read Comms8 Ltd reviews & insights

    NA
    10 - 49
    2014
    London, United Kingdom
  • We’re a demanding bunch – it’s in the name – whether it’s better results for our clients or more biscuits at meetings. Settling is boring, predictable and easy. That’s not us.We’re here to help our clients make immediate, remarkable, and enduring improvements to their performance and to build a culture that encourages growth from our ... read DemandMore reviews & insights

    NA
    10 - 49
    2017
    London, United Kingdom
  • At MWJ, we are your beacon of expertise in B2B marketing for Tech, IT, and Software domains. Founded in 2019, we blend a decade's worth of IT insight with a profound grasp of B2B marketing nuances. Our evolution from a prior brand to 'MWJ' in 2022 showcases our global footprint, from MEA to the Americas. ... read MWJ - B2B Marketing Agency reviews & insights

    NA
    2 - 9
    2019
    London, United Kingdom
  • If you are looking for the best website design, development, and marketing services to grow your business online, we are here to help. We are a team of certified experts with tremendous experience in web design, development, and marketing who’ll walk with you all through. Our Core Values Committed to delivering the best Honest and ... read Unified Marketing Agency reviews & insights

    $25 - $49/hr
    2 - 9
    London, United Kingdom
  • Xander Marketing is the outsourced marketing partner of choice for SaaS businesses that need more customers, leads, website traffic and to build their brands. If you lack the time, resources or know how to undertake marketing then get in touch. We work in partnership with SaaS businesses around the world to deliver fully integrated online ... read Xander Marketing reviews & insights

    $50 - $99/hr
    10 - 49
    2009
    London, United Kingdom
  • We help our clients to get a competitive advantage by connecting the science and art of marketing. We deliver ethical data driven marketing activities ranging from a connected ecosystem to ongoing insight and optimizations.

    $25 - $49/hr
    2 - 9
    London, United Kingdom
  • Lorem ipsum dolor sit amet consectetur adipisicing elit. Quod, quis. Ullam accusantium dignissimos repellendus nemo fugiat numquam, nisi odio adipisci. Veniam neque itaque expedita officiis rem ipsa! Ratione, rem reiciendis?

    $150 - $199/hr
    2 - 9
    2020
    London, United Kingdom
  • We are senior branding, marketing, business growth and digital transformation consultants with a passion for helping brands we love grow. • Social Media Strategy • Marketing Strategy • Digital Marketing • Email Marketing • Social Paid Advertising • Copywriting • With almost two decades of experience, we are used to working with businesses like yours, ... read Raye Marketing reviews & insights

    $25 - $49/hr
    Freelancer
    London, United Kingdom
  • Our story began in 2000 when director Mike Rowe founded an agency specialising in social media and Word of Mouth marketing.The business grew exponentially, working with some of the best brands on the planet before being sold in 2022, for £100M+ when it employed more than 200 people, with six offices around the world.The Advocacy ... read The Advocacy Agency reviews & insights

    NA
    10 - 49
    2000
    London, United Kingdom
  • We don't just run ads, we drive revenue. We specialise in advertising and automated outreach, which unlocks a steady flow of inbound enquiries from potential customers. But unlike marketing agencies, our systems and support take you all the way to the closed sale. We help you to translate every enquiry we generate from warm lead, ... read Rainmaker Digital reviews & insights

    NA
    10 - 49
    London, United Kingdom
  • We harness in-depth keyword research to pinpoint opportunities for your business. By targeting precise, high-impact terms, we elevate your rankings, driving organic traffic and fostering growth in a competitive digital landscape.We leverage strategic content marketing to amplify your website's impact. By crafting compelling, SEO-optimized content, we not only enhance your site's authority but also engage ... read Madx Digital reviews & insights

    NA
    10 - 49
    London, United Kingdom
  • We work with your paid digital channels, including pay per click (PPC), Amazon ads, paid social media, remarketing, display, affiliates and more to win new customers and promote loyalty in your brand advocates.Acquiring customers through paid digital channels can be expensive, and we want to make every click count. We provide landing page testing and ... read Lumo Digital reviews & insights

    NA
    10 - 49
    London, United Kingdom
  • Your customers aren't just data points; they crave connection and meaning in the brands they choose to support. We help you create interconnected brand experiences that combine digital, social, experiential and traditional marketing strategies, forging the path to loyal advocates and sustainable business growth.

    $100 - $149/hr
    10 - 49
    1995
    London, United Kingdom
  • We're a growing performance marketing agency based in London, specialising in Paid Search & SEO campaigns. We work with leading brands, experienced in scaling Fashion, Law, Finance, learning and developing brands. Our goal is to help brands reach new audiences through data driven targeting, impactful content creation and our fresh approach.We're attracting the brightest minds ... read Tree Post Agency reviews & insights

    NA
    10 - 49
    London, United Kingdom
  • US SEO Services is a global leader in providing top-tier SEO, digital marketing, web development, and app development services. With a strong presence in the United Kingdom, USA, Netherlands, Europe, Australia, and numerous other countries, we specialize in driving online growth and innovation. Our expert team leverages cutting-edge strategies and technologies to enhance your digital ... read US SEO Services reviews & insights

    $25 - $49/hr
    2 - 9
    2023
    London, United Kingdom
  • IRG Media’s mission is to become earths most results driven Ecom and Info Product marketing agency and to erase the ‘I’ve been burnt in the past’ conversation that all founders have. So we’ve removed the risk entirely for our clients. They do not pay us a single cent until we actually deliver profitable results. We ... read IRG Media reviews & insights

    NA
    10 - 49
    2020
    London, United Kingdom
  • Axcess Web is a premier digital marketing agency specializing in SEO, PR, and web development. Our award-winning services set the industry standard, trusted by renowned brands, startups, and SMEs globally. We drive high-value traffic and enhance search engine visibility through a data-driven, customized approach, ensuring exceptional results for each client. Our team of experts excels ... read Axcess Web reviews & insights

    $25 - $49/hr
    2 - 9
    2020
    London, United Kingdom
  • Welcome to Conqorde, where over four decades of pioneering innovation and commitment to excellence have positioned us as global leaders in business strategy and digital transformation. From our roots as a local consultancy to our status today as a strategic partner for enterprises worldwide, we enhance business efficiency through cutting-edge tools and AI-driven strategies.At Conqorde, ... read Conqorde reviews & insights

    $25 - $49/hr
    2 - 9
    London, United Kingdom
  • We are business and marketing experts who’ve been helping businesses for over 10 years. The times may have changed, but our love for all things digital, marketing and local business hasn’t. We’re driven by the desire to achieve the best results for our clients, offering tailored solutions including Professional SEO Services. We also have options ... read Jellie Digital reviews & insights

    $25 - $49/hr
    10 - 49
    2010
    London, United Kingdom
  • We’re ambitious and we're on a mission to redefine what performance means in digital marketing. Every success is a team success, and every partnership is built on trust. We speak frankly, work fearlessly, and always stay humble enough to listen. In an industry that never sits still, neither do we. The result? An agency that ... read Verkeer reviews & insights

    $300+/hr
    10 - 49
    2013
    London, United Kingdom
  • Founded in 2024, Superpixels is an innovative startup at the forefront of web design and development, helping businesses across the UK transform their digital presence. We believe that great design is not just about aesthetics—it's about creating meaningful connections between brands and their audiences.

    $25 - $49/hr
    2 - 9
    2024
    London, United Kingdom
  • Proeze, a leading web designing, digital marketing, online branding, and software development company in the U.K. owns a dedicated and young team of industry experts who are committed to delivering the best solutions to the clients. We are a cybersecurity backed company that has partnership with GoDaddy, one of the largest domain registrars and hosting ... read Proeze reviews & insights

    $25 - $49/hr
    2 - 9
    2012
    London, United Kingdom
  • Best SEO companies combine method expertise, advanced analytics, and best practices to boost your online visibility. They craft customized optimization plans, improve search rankings, and drive targeted traffic. With best proven results and visible reporting, these top companies help businesses grow long term growth and give the best online presence. For more information visit our ... read Visiogle reviews & insights

    < $25/hr
    10 - 49
    2024
    London, United Kingdom
  • CryptoPR.com has a team of 100+ staff with a track record of providing successful Crypto marketing services for more than 2 years. Our leadership team has a range of experience, expertise and connections. Boost your results and get your Crypto PR or project promoted on the biggest crypto news sites including Yahoo Finance, MarketWatch, Bitcoin.com, ... read CryptoPR reviews & insights

    $25 - $49/hr
    10 - 49
    2021
    London, United Kingdom
  • Using AI Tools

    • ChatGPTChatGPT
    • ClaudeClaude

    Fabled Labs is a boutique AI search consultancy founded by Sean O'Dwyer, one of the UK's leading voices on AI search and a seasoned marketing director with senior experience at L'Oréal, Mars, and SO Energy. Search has changed. People no longer rely solely on Google. They are turning to ChatGPT, Perplexity, Gemini, and other AI ... read FabLed Labs reviews & insights

    < $25/hr
    2 - 9
    2025
    London, United Kingdom

    Why FabLed Labs?

    • Experienced in delivering the desired results.
    • Proven expertise & successful delivery
    • Client first approach and good communication
  • Using AI Tools

    • ChatGPTChatGPT

    TagGurus is a London-based digital analytics agency specialising in Google Analytics 4 (GA4) and Google Tag Manager (GTM). Founded by a senior analytics consultant with 15+ years of experience, we help small and mid-sized businesses across the UK & EU to get accurate, reliable data from their websites. We work with e-commerce brands, Shopify stores, ... read Taggurus reviews & insights

    $50 - $99/hr
    2 - 9
    2021
    London, United Kingdom

    Why Taggurus?

    • 15 years of GA4 & GTM expertise
    • Senior consultant on every project
    • Fast turnaround, no agency overhead
  • Using AI Tools

    • ChatGPTChatGPT

    AiBoost is a London-based digital marketing agency specialising in AI-powered marketing and Generative Engine Optimisation (GEO) — the discipline of ensuring your brand is cited, recommended, and trusted by AI systems like ChatGPT, Google SGE, Perplexity, and Bing Copilot. As AI-generated answers increasingly replace traditional search results, businesses that aren't visible to AI engines are ... read AiBoost Marketing Ltd reviews & insights

    $100 - $149/hr
    2 - 9
    2021
    London, United Kingdom

    Why AiBoost Marketing Ltd?

    • Specialists in GEO & AI visibility
    • Helped 80 plus UK businesses with AI search
    • SEO & GEO combined for full visibility
  • Using AI Tools

    • ChatGPTChatGPT

    At LemScript, we transform business efficiency by automating inbound calls, outbound outreach, and customer support workflows.

    $150 - $199/hr
    50 - 249
    2016
    London, United Kingdom

    Why LemScript?

    • Efficiency
    • Quality
    • Trust
  • Using AI Tools

    • ClaudeClaude
    • CursorCursor
    • CanvaCanva

    Lumeops is a digital creative studio based in Blackburn, Lancashire, working with clients across the UK.We cover four disciplines with one team: branding, web design and development, search, and automation. The combination is the point. A business that buys the design from one agency, the build from a developer and the SEO from a third ... read Lumeops reviews & insights

    NA
    2 - 9
    2025
    London, United Kingdom

    Why Lumeops?

    • Access to Lumeops Client Portal.
    • Studio-Grade. Not your regular Agency.
    • We're flexible around YOUR business.
  • Shake Content is a London-based, LinkedIn-first B2B go-to-market (GTM) content agency that helps founders, CEOs, and leadership teams build authority, brand visibility, and commercial growth through LinkedIn. The agency works globally and focuses on turning executive expertise and real business experience into authentic, consistent content and thought leadership.The company's core services include LinkedIn Content Strategy, ... read Shake Content reviews & insights

    < $25/hr
    2 - 9
    2023
    London, United Kingdom
  • CB Digital is a Digital Marketing Agency based in London. Offering a range of Digital Strategies, our expert and dedicated team are committed to achieving results, having achieved no.1 Google rankings for many competitive keywords with a high organic traffic value. We provide custom-made digital marketing services that are tailored specific to your business needs. ... read CB Digital Marketing reviews & insights

    $100 - $149/hr
    10 - 49
    2021
    London, United Kingdom
  • Our experts bring diverse industry knowledge to drive your success. Utilize our proven strategies for increased productivity and goal achievement.

    $25 - $49/hr
    10 - 49
    2020
    London, United Kingdom
  • At NetTrackers, we are more than just a digital solutions provider; we are your dedicated partners in the journey towards online success. With a passion for innovation and a commitment to excellence, we have been empowering individuals and businesses to thrive in the ever-evolving digital landscape. Our Story: Founded on a vision of simplifying the ... read NetTrackers reviews & insights

    $25 - $49/hr
    50 - 249
    2007
    London, United Kingdom
  • We are a UK-based, family-run Digital Marketing Agency, specialising in Website Design and Social Media. We also offer PPC Management, SEO, Content Creation and Website Hosting and Maintenance. We are based in the heart of the Midlands in Nuneaton, Warwickshire. We love working with businesses across the UK. Established in 2022, LAJ Marketing is a ... read LAJ Marketing reviews & insights

    $50 - $99/hr
    50 - 249
    2022
    London, United Kingdom
  • Digital Foresta is a full-service Digital Marketing Agency offering various services right from creating an online presence to Internet marketing to help businesses all through their online journey. Our services include SEO, Local SEO, Website Design, Website Content Writing, Link Building, Google Penalty Removal, Online Reputation Management, and more

    < $25/hr
    10 - 49
    2019
    London, United Kingdom
  • DigitXperts offers a full range of professional graphic design services that bring your brand to life and create a strong visual identity. Our team of experienced designers works closely with you to understand your brand’s vision, values, and target audience, ensuring every design element aligns perfectly with your business goals. We specialize in crafting unique ... read DigitXperts reviews & insights

    NA
    2 - 9
    0
    London, United Kingdom
  • Maznet is a professional agency dedicated to helping businesses enhance their online presence. With a focus on Search Engine Optimisation (SEO) and web design, Maznet provides tailored solutions to boost visibility, attract more traffic, and create impactful digital experiences. Their team of experts collaborates closely with clients to deliver innovative strategies that align with their ... read Maznet reviews & insights

    NA
    2 - 9
    2021
    London, United Kingdom
  • BroadNet is one of the leading telecommunication companies in Messaging solutions and a GSMA associate member with ISO 27001:2013 and ISO 9001:2015 for delivering quality and secure SMS solutions. Broadnet offers several services, including Bulk SMS, HLR Lookup, SMS Firewall, A2P SMS, SMSC Gateway, and more. All based on globally recognized standards and technical frameworks ... read BroadNet Technologies reviews & insights

    NA
    50 - 249
    2003
    London, United Kingdom
  • Terra Ferma Media is a marketing solutions company focused on developing and implementing robust web development, social media and marketing strategies for small to medium sized businesses. Areas of expertise include WordPress web development, social media marketing, e-newsletter marketing, corporate video production, SEO, graphic design and print work. We also conduct corporate training sessions in ... read Terra Ferma Media reviews & insights

    NA
    2 - 9
    2011
    London, United Kingdom
  • SinFa Digital Designs is a result-focused web design and advertising consultancy. We use innovative online solutions to help businesses increase profits by getting them more attention and credibility. If you have a need for results, then reach out. At SinFa, we won't try to impress you with fancy features or cool buzzwords. We're just normal ... read SinFa Digital Designs reviews & insights

    NA
    2 - 9
    2016
    London, United Kingdom
  • When it came to digital marketing, we noticed a distinct lack of tracking and ROI reporting in the hospitality industry... and it just didn't sit right with us. That's why, when you let us be your little bit on the side, you will get transparent, no fluff, regular reporting on all your activity. All of ... read SIDEDISH MEDIA LTD reviews & insights

    NA
    2 - 9
    2015
    London, United Kingdom
  • WOOWEB is a modern tech company delivering premium web development, SEO, and paid advertising solutions for service-based businesses. We specialise in building sleek, high-converting digital platforms tailored to ambitious brands across legal, healthcare, beauty, real estate, and other high-value industries. From custom web design to advanced search strategy and performance marketing, everything we do is ... read WOOWEB DIGITAL reviews & insights

    $200 - $300/hr
    2 - 9
    2024
    London, United Kingdom
  • OMD is a global marketing communications company, the largest and most awarded marketing communications company in the world. As a part of the Omnicom Group, OMD represents $42.3 billion global clout, 100+ countries, 140+ offices, and 11,000+ employees.

    $150 - $199/hr
    10000+
    1996
    London, United Kingdom
  • Ptarmigan Media is the world’s largest Financial Services media solutions business. We enjoy the advantage of 22 years of experience, market insight and media investment management expertise and are able to provide a complete range of services from media planning and buying, research, technology and content marketing solutions.

    $100 - $149/hr
    50 - 249
    1993
    London, United Kingdom

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