Discover the top SEO agencies in United Kingdom. Compare services, reviews, and find the perfect agency for your business.
Basildon, United Kingdom
Based in Basildon, Meediax works with small and medium-sized businesses across the UK, positioning itself as a growth partner for companies looking t…
View ProfileGainsborough, United Kingdom
Based in Gainsborough, Lincolnshire, at Mercury House on Foxby Lane Business Park, Meep Meep Creative Limited works with organisations ranging from s…
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London, United Kingdom
Operating out of London and serving clients in more than 40 countries, Megrisoft Limited UK is a digital marketing and web development agency with a…
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London, United Kingdom
Based in London, this agency has worked with enterprise-scale organic growth accounts since 2014, including furniture and homeware retailers, travel…
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Westhoughton, United Kingdom
Based in Westhoughton, just outside Manchester and Bolton, Meme Media is a small graphic design agency that has been working with clients for over te…
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Bristol, United Kingdom
With offices in Bristol and London, Mentor Digital works as a full-service digital agency serving organisations across sectors including membership b…
View ProfileLondon, United Kingdom
Based at 124 City Road in London, Mepia is a small digital marketing agency operating from a single UK office and serving businesses looking to grow…
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London, United Kingdom
Based in London, Mercātus works with consumer brands selling on Amazon and other global marketplaces, supporting both Vendor and Seller accounts. The…
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Stevenage, United Kingdom
A small marketing team registered in Stevenage, England, with an office presence in Muswell Hill, London, Merx Marketing Ltd works with clients based…
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Edinburgh, United Kingdom
Based in Edinburgh at Spaces, Lochrin Square, Message Matters is a strategic communications company registered in Scotland (company number SC414922).…
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Old Sarum, United Kingdom
Based in Old Sarum, near Salisbury, Wiltshire, Metadas Media is a small web development company founded in 1999, working with a team of one to ten pe…
View ProfileManchester, United Kingdom
Metamorphic PR is an award-winning B2B PR and content marketing agency based in Manchester, specializing in building business reputation, credibility…
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London, United Kingdom
Based in Southwark, London, at Bankside 3, MG OMD works with some of the UK's largest brands as a media communications agency and part of Omnicom Med…
View ProfileUK, United Kingdom
MGMPR is a UK-based digital marketing agency specialized in delivering comprehensive marketing solutions that drive measurable results for businesses…
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Lanark, United Kingdom
Based in Lanark, Scotland, MGX Digital is a small SEO agency working primarily with lifestyle brands seeking sustainable organic visibility. The team…
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Manchester, United Kingdom
Based in Ramsbottom, near Manchester, MH MCR Web Design & Development is a small team offering website design, development and SEO services, working…
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London, United Kingdom
Based in London, Micmine is a small digital marketing agency serving businesses that need help with online visibility, e-commerce sales, and website…
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United Kingdom
Based in Twickenham, Micro Tech London is a small IT and digital services team operating from the Twickenham Trading Estate in the United Kingdom. Th…
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Mansfield, United Kingdom
Midas Creative is a Mansfield-based web design and digital marketing agency specializing in affordable, high-converting websites. Since 2008, they ha…
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Wolverhampton, United Kingdom
Based in Wolverhampton, this small agency works with a range of small and medium-sized businesses across sectors including healthcare providers, care…
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The complete migration playbook: what to freeze before launch, how to build a redirect map that actually holds, what to test on the staging site, and how to read the first eight weeks after go-live.
2026-08-02 · 12 min read
How B2B search really works: bottom-of-funnel pages before blog volume, comparison and alternatives content, product-led assets, and attribution that survives a six-month cycle.
2026-08-02 · 11 min read
When template-generated pages work, when they get ignored, and how to build a programmatic set that survives quality updates: real data, real demand, real internal linking.
2026-08-02 · 11 min read
This directory lists 3,907 agencies in United Kingdom, spread across 918 cities. 3,443 of them publish a direct contact (email or phone). The best-represented cities are London (722), UK (191), Manchester (123).
| Team size | United Kingdom | What it means |
|---|---|---|
| 1-10 | 2,948 (75%) | One contact, often the founder. Responsive, limited capacity. |
| 11-50 | 429 (11%) | Specialists per discipline. The most common trade-off. |
| 51-200 | 10 (0%) | Several teams, formal process, higher budgets. |
| 200+ | 22 (1%) | International structure, enterprise accounts. |
Across the 3,907 agencies in this country: SEO (94%), Web Design (65%), SEA/PPC (50%), Social Media (47%), Content Marketing (44%), Web Development (38%). SEO leads with 3,655 agencies.
Stated engagement floors in United Kingdom range from $1,000+ to $100,000+. The most common is $1,000+ (953 agencies). That figure is an entry floor, not a price: it says what size of engagement the agency will take on, which stays the fastest filter for ruling out the ones that do not match your scale.
The 3,907 agencies on this page are ordered by how complete their listing is, not by payment: nobody buys a position here. The information comes from each agency's own website, checked as live. An agency can claim its listing to correct or complete it.
Should you pick an agency based in United Kingdom? Proximity matters most for local SEO and the language your content is written in. Here, English and Spanish are the most declared working languages. For an international site, where the agency sits matters less than its experience in your market.
Small or large agency? 75% of agencies here have fewer than ten people, against 32 above fifty. A small team means direct access to the people doing the work; a large one absorbs heavier programmes without depending on one person.
What to check before signing? Ask for measured results on a site comparable to yours, who actually does the work, and what happens when the contract ends: deliverables and access must stay yours. An agency that will not show its method is selling a black box.
