Discover the top SEO agencies in United Kingdom. Compare services, reviews, and find the perfect agency for your business.
Manchester, United Kingdom
Operating from Manchester, Search Candy was run for close to a decade as an independent eCommerce SEO consultancy by Colin McDermott, who has spent t…
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United Kingdom
Based in Liverpool, Search Creative is an SEO agency founded in 2011 that works with businesses across regional, national and international markets,…
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Hove, United Kingdom
Operating from Old Shoreham Road in Hove, near Brighton, this agency trades as the SEO-focused arm of web design company ROI Designs, set up specific…
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Preston, United Kingdom
Based in Preston, Search Engine Solutions Ltd works with businesses seeking a more visible and effective online presence, offering a small team-based…
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Ashton-in-Makerfield, United Kingdom
Search Focus is a freelance SEO operation based on Wigan Road in Ashton-in-Makerfield, run as a small operation (1-10 people) serving businesses acro…
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Falmouth, United Kingdom
Based in Falmouth, Cornwall, Search Hog works with clients across the UK and beyond, positioning itself as a small team of search engine marketing sp…
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London, United Kingdom
Based in London, this agency operates under the name of Matthew Woodward and focuses exclusively on search engine optimization, with a small team han…
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United Kingdom
Based in Lincoln, Lincolnshire, Search Mad is a small search marketing agency run by Alfie Madden, working with businesses ranging from local indepen…
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Search Hustlers, trading as Search Magic UK, is a small SEO agency based in London that also markets services across Northern Ireland, Scotland (incl…
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Belfast, United Kingdom
Belfast, Northern Ireland, is home to Search Scientist Ltd, a small agency built around Google Ads management and training rather than broad-based ma…
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Brighton and Hove, United Kingdom
From an office on Newtown Road in Hove, Search Seven works with ambitious SMEs, brands and agencies across Brighton, London and the rest of the UK. T…
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Brighton, United Kingdom
Search Solved is a one-person SEO consultancy based in Brighton, England, run by Mike Escott, who has worked in search since 2013 across agencies, in…
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Hawkinge, United Kingdom
Based in Hawkinge, England, Search Stack works exclusively with recruitment companies, positioning itself as a niche agency for firms in that sector…
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Harrogate, United Kingdom
Based in Harrogate, North Yorkshire, Searchant is a small SEO agency operating with a team of up to ten people. The company focuses on ecommerce busi…
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Manchester, United Kingdom
Searchmode is a small SEO consultancy based in Manchester, working with small and medium-sized businesses across sectors such as accountancy, law and…
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London, United Kingdom
Operating from Farringdon in London and from Dubai Media City in the United Arab Emirates, Sectorlight works with international real estate brands an…
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York, United Kingdom
Operating from York since 2008, See Green works with businesses and organisations across the UK on digital projects, ranging from healthcare provider…
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United Kingdom
Founded by Jason in 2010, See Think Do is a UK-based creative branding and design studio working with ambitious businesses, startups, charities and g…
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Brighton, United Kingdom
Based in Pavilion View in central Brighton, opposite the Brighton Dome, Seed describes itself as the city's largest independent performance marketing…
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Leicester, United Kingdom
Based in Leicester, England, Seed Creativity works with research teams, universities and science organisations to communicate complex ideas through a…
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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.
