Top 100 On-Page SEO Companies in London

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Top 100 On-Page SEO Companies in London

The Best of February 2025

Looking for a top on-page SEO service provider in London?

On-page SEO companies typically perform an audit of your website to understand the technical and content-based changes you need to prioritize to rank web pages organically in search results. Some examples of action items may include shortening or lengthening meta descriptions and titles; adding target keywords to titles and meta descriptions; adding breadcrumb navigation to pages, and more. 

Jump to Most Reviewed Companies

List of the Best London On-Page SEO Service Providers

  • 1
    (41 Reviews) 5.0

    Timeliness

    4.9

    Service Excellence

    5.0

    Value

    4.9

    Would Recommend

    5.0
    $5,000+
    10 - 49 employees
    London, England

    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.

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    Clients

    Hanna Sillitoe

    Industries

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  • 2
    (66 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    4.9

    Value

    5.0

    Would Recommend

    5.0
    $5,000+
    10 - 49 employees
    London, England
    Bird Marketing is a small London, England-based SEO agency. They provide Search Engine Optimization and Web Design and were founded in 2010.
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    Clients

    Huawei SuperMicro FirstData Cancer Research

    Industries

  • 3
    (2 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $1,000+
    10 - 49 employees
    Reading, England
    Established in 2015, Blue Array SEO is a SEO services firm. Their small team is in Reading, England; London, England and Berlin, Germany. Their services include Search Engine Optimization.
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    Clients

    RAC

    Industries

  • 4
    (23 Reviews) 4.9

    Timeliness

    4.9

    Service Excellence

    4.9

    Value

    4.9

    Would Recommend

    4.8
    $1,000+
    10 - 49 employees
    London, 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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    Clients

    Channers on Norfolk

    Industries

  • 5
    (23 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $1,000+
    10 - 49 employees
    Guildford, England
    Breakline is a SEO services firm. The small Guildford, England-based firm was launched in 2012. Their team focuses on Search Engine Optimization.
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    Clients

    Exciting Escapes Mayfield Dental Value My Car Taylor Aerials

    Industries

  • 6
    (31 Reviews) 4.7

    Timeliness

    4.6

    Service Excellence

    4.7

    Value

    4.7

    Would Recommend

    4.9
    $5,000+
    10 - 49 employees
    London, England

    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.

    Read More

    Clients

    Carbon Trust

    Industries

  • 7
    (32 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $1,000+
    2 - 9 employees
    Twickenham, 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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    Clients

    Subway

    Industries

  • 8
    (23 Reviews) 4.6

    Timeliness

    4.7

    Service Excellence

    4.7

    Value

    4.5

    Would Recommend

    4.6
    $5,000+
    10 - 49 employees
    London, 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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    Clients

    Mazda Octopus Investments Knight Frank Biona

    Industries

  • 9
    (13 Reviews) 5.0

    Timeliness

    4.8

    Service Excellence

    5.0

    Value

    4.6

    Would Recommend

    5.0
    $25,000+
    10 - 49 employees
    London, England
    We Are Kitty is a web design agency. Launched in 2017, the company is in London, England and Cape Town, South Africa. The small team provides Web Design, UX/UI Design, Web Development, E-Commerce Development, and more.
    Read More

    Industries

  • 10
    (28 Reviews) 4.8

    Timeliness

    4.8

    Service Excellence

    4.8

    Value

    4.5

    Would Recommend

    4.9
    $1,000+
    10 - 49 employees
    London, England
    Launched 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.
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    Clients

    Halo

    Industries

  • 11
    (37 Reviews) 4.9

    Timeliness

    4.8

    Service Excellence

    4.8

    Value

    4.5

    Would Recommend

    4.9
    $5,000+
    50 - 249 employees
    London , England
    Brafton, a Content Marketing company, is based in Boston, Massachusetts; Chicago, Illinois; San Francisco, California and Sydney, Australia. The firm focuses on Content Marketing and Search Engine Optimization and has a midsize team.The firm was established in 2008.
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    Clients

    Canva

    Industries

  • 12
    (6 Reviews) 4.9

    Timeliness

    5.0

    Service Excellence

    4.9

    Value

    4.9

    Would Recommend

    5.0
    $1,000+
    2 - 9 employees
    London, 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.

    Read More

    Clients

    Reader's Digest UK

    Industries

  • 13
    (21 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $5,000+
    10 - 49 employees
    London, England

    Launched in 2020, Zahara Consult is a web development firm. Their small team is headquartered in Sofia, Bulgaria and focuses on web development, custom software development, web design, digital strategy, and more.

    Read More

    Clients

    Averato

    Industries

  • 14
    (9 Reviews) 5.0

    Timeliness

    4.8

    Service Excellence

    4.9

    Value

    4.7

    Would Recommend

    4.9
    $1,000+
    10 - 49 employees
    London, England

    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.

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    Clients

    Singleton Law Firm (USA)

    Industries

  • 15
    (5 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $1,000+
    10 - 49 employees
    London, England

    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.

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    Clients

    NHS

    Industries

  • 16
    (22 Reviews) 4.9

    Timeliness

    4.9

    Service Excellence

    4.9

    Value

    4.7

    Would Recommend

    5.0
    $10,000+
    50 - 249 employees
    London, England

    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.

    Read More

    Clients

    Azzuri Restaurant Group

    Industries

  • 17
    (51 Reviews) 5.0

    Timeliness

    4.9

    Service Excellence

    5.0

    Value

    4.9

    Would Recommend

    5.0
    $10,000+
    10 - 49 employees
    London, England

    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.

    Read More

    Clients

    WFUNA Nato Innovation Fund Strata Create J Stimler

    Industries

  • 18
    (10 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    4.9

    Would Recommend

    5.0
    $1,000+
    2 - 9 employees
    Ashford, 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. 

    Read More

    Clients

    Cook Foods

    Industries

  • 19
    (2 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $5,000+
    50 - 249 employees
    London, England
    Aspectus, a midsize branding firm, is in London, England; New York, New York; Aberdeen, Scotland and Singapore. They provide Branding, Public Relations, Search Engine Optimization, and Web Design and were launched in 2008.
    Read More

    Industries

  • 20
    (36 Reviews) 4.9

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    4.7

    Would Recommend

    4.8
    $5,000+
    2 - 9 employees
    London, England

    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.

    Read More

    Clients

    Ventus Medical 60Forty Films Bubbleology Brontë Film & TV

    Industries

  • 21
    (2 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $1,000+
    10 - 49 employees
    London, 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.

    Read More

    Clients

    Safestore
  • 22
    (10 Reviews) 5.0

    Timeliness

    4.9

    Service Excellence

    4.9

    Value

    4.9

    Would Recommend

    4.9
    $1,000+
    10 - 49 employees
    London, England
    Absolute 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

    Clients

    Lovehoney

    Industries

  • 23
    (25 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $5,000+
    10 - 49 employees
    London, 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. 
     

    Read More

    Industries

  • 24
    (49 Reviews) 4.9

    Timeliness

    4.9

    Service Excellence

    4.9

    Value

    4.8

    Would Recommend

    4.9
    $5,000+
    50 - 249 employees
    London, England

    NinjaPromo was founded in 2017. They have more than 50 employees with its offices spanning across the globe. It stands as a premier digital marketing agency known for its worldwide presence. They specialize in enhancing brands through comprehensive multi-channel marketing strategies. They possess a deep knowledge of various industry principles and are particularly adept at assisting B2B, blockchain, FinTech, software, and rapid-growth start-up brands to navigate the intricate and volatile market landscape.

    Read More

    Clients

    Iqoniq

    Industries

  • 25
    (7 Reviews) 4.9

    Timeliness

    4.7

    Service Excellence

    4.9

    Value

    4.5

    Would Recommend

    4.9
    $25,000+
    50 - 249 employees
    London, England

    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. 

    Read More

    Clients

    Clarins Norse Atlantic Airways Cancer Research UK hVIVO

    Industries

  • 26
    (26 Reviews) 4.9

    Timeliness

    4.9

    Service Excellence

    4.9

    Value

    4.8

    Would Recommend

    5.0
    $1,000+
    10 - 49 employees
    Fitzrovia, 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.

    Read More

    Clients

    Fees Free Mortgages

    Industries

  • 27
    (8 Reviews) 5.0

    Timeliness

    5.0

    Service Excellence

    5.0

    Value

    5.0

    Would Recommend

    5.0
    $1,000+
    2 - 9 employees
    London, England
    Republic 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 PureBurn

    Industries

  • 28
    (66 Reviews) 4.9

    Timeliness

    4.9

    Service Excellence

    4.9

    Value

    4.8

    Would Recommend

    4.9
    $1,000+
    10 - 49 employees
    London, 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.

    Read More

    Clients

    The AA

    Industries

  • 29
    (7 Reviews) 4.9

    Timeliness

    5.0

    Service Excellence

    4.9

    Value

    4.9

    Would Recommend

    4.9
    $1,000+
    10 - 49 employees
    London, England
    Small SEO agency Ignite SEO, is headquartered in London, England and Coventry, England. They offer Search Engine Optimization and were founded in 2020.
    Read More

    Industries