Discover the top SEO agencies in United Kingdom. Compare services, reviews, and find the perfect agency for your business.
Edinburgh, United Kingdom
Based in Edinburgh, Scotland, this small agency (a team of fewer than ten people) has operated since 2016, offering search engine optimisation, conte…
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Manchester, United Kingdom
Based in Manchester, at an office on King Street, this small agency (team of 1-10) works with businesses seeking to improve online visibility rather…
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Cornwall, United Kingdom
Based in Truro, this small consultancy focuses exclusively on search engine optimisation for businesses across Cornwall, including Falmouth, Newquay,…
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London, United Kingdom
Operating out of London since 2013, this small agency (team of 1-10) works with small and medium-sized businesses seeking local search visibility wit…
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United Kingdom
Based in Liverpool, with additional branches in London and Ernakulam, India, this agency trades under the name YSEO and works with brands across the…
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London, United Kingdom
Paul Hoda operates as an independent SEO consultant based at Kemp House on City Road in London, working with businesses across the UK since 2005. The…
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Poole, United Kingdom
Based in Poole, Dorset, with an additional focus on Bournemouth, SEO Flatrate works with small to medium-sized businesses across the UK, including cl…
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Newry, United Kingdom
Based in Newry, Northern Ireland, this agency works with local and UK businesses across sectors such as hospitality, retail, fitness and motorsport,…
View ProfileKent, United Kingdom
Based in Sittingbourne, Kent, this small agency (1-10 staff) offers search engine optimisation and internet marketing services to businesses seeking…
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Weston-super-Mare, United Kingdom
Based in Weston-super-Mare, Somerset, Nina Payne has worked as an independent SEO and digital marketing consultant for 17 years, operating remotely a…
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London, United Kingdom
A small agency based in London, working with businesses that want to be found by local and international customers searching for their products or se…
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Wellingborough, United Kingdom
From an office on Oxford Street in Wellingborough, England, SEO Moves Ltd offers a nationwide digital marketing service to businesses across a range…
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London, United Kingdom
Based in London, SEO Pages works with UK trades and local service businesses—plumbers, electricians, cleaning companies, dental practices and similar…
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Southend-on-sea, United Kingdom
Based in Southend-on-sea, this small digital marketing agency works with businesses across Essex looking to improve their online visibility and gener…
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Poole, United Kingdom
Based in Poole, Dorset, this small web design and SEO company works with local and national businesses looking to strengthen their online presence an…
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Wrexham, United Kingdom
Based in Wrexham, this agency has been offering search marketing services since 2010, working with businesses across North Wales and the wider UK. It…
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United Kingdom
Operating out of the United Kingdom, SEO Pro Hub works with businesses across a range of sectors, including automotive, dental, healthcare, ecommerce…
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Lambourn, United Kingdom
Based in Lambourn, England, this small agency (team of 1–10) works primarily with businesses in Cirencester and Gloucester, positioning itself as a l…
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Blackburn, United Kingdom
Based in Blackburn, England, this agency has operated since 2004, working with businesses seeking improved visibility on Google rather than a single…
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Manchester, United Kingdom
Based in Manchester, this agency works with businesses across the UK, ranging from small and medium-sized companies to enterprise-level clients, and…
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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.
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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.
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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.
