Discover the top SEO agencies in United Kingdom. Compare services, reviews, and find the perfect agency for your business.
Stony Stratford, United Kingdom
Based in Stony Stratford near Milton Keynes, Buckinghamshire, Nutshell Creative Marketing has operated since 2005 as a small, full-service design and…
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United Kingdom
Based in Salford, Manchester, this small digital agency works with startups and SMEs, describing itself as a bespoke operation rather than a high-vol…
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Church Crookham, United Kingdom
Based in Church Crookham, England, Nuttifox is a small studio, with a team of between one and ten people, working with startups and founders on digit…
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Brighton and Hove, United Kingdom
Based in Mocatta House, Brighton and Hove, Nvisage Group Ltd is a small team of ten or fewer people working with housing associations and other organ…
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United Kingdom
Operating as an offshore digital transformation and IT consulting company, NW Solutions maintains a presence across Manchester, London and Birmingham…
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Chester, United Kingdom
Based in Chester, England, NXTWEB Agency is a small digital marketing team offering search engine optimisation, pay-per-click advertising and website…
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London, United Kingdom
With a small team based in London, NY-LON Marketing Ltd works across international markets on positioning, reputation and influence within complex, h…
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Glasgow, United Kingdom
Based in Glasgow, on Bank Street, O Street is a small design studio with a team of between one and ten people. Its work spans a range of sectors incl…
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Swindon, United Kingdom
Based in Swindon, Wiltshire, O'Brien Media Ltd has been designing websites since 2006 and operates with a team of between one and ten people. The age…
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Radcliffe on Trent, United Kingdom
Based in Radcliffe-on-Trent near Nottingham, Oaktree Web Design is a family-run business serving small businesses and organisations that need afforda…
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Brighton, United Kingdom
Based in Brighton, Oban International works with brands seeking to expand into new markets rather than focusing on a single domestic audience. Founde…
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Oxford, United Kingdom
Based at The Wheelhouse on St. Clements in Oxford, Obergine is a small digital agency working with organisations that include membership bodies, cult…
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Brighton and Hove, United Kingdom
A small team based in Brighton and Hove works with local and small businesses across East Sussex and Surrey, aiming to improve their visibility acros…
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Sheffield, United Kingdom
Based in Sheffield city centre at The Circle on Rockingham Lane, Objective Creative works exclusively with B2B organisations, focusing on companies w…
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Surbiton, United Kingdom
Based in Thames Ditton near Surbiton, England, OceanBarefoot is a creative brand consultancy founded in 2006 that works with enterprises of £10m+ tur…
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London, United Kingdom
Octogamma is a London-based marketing agency working with tech, fintech, web3, DeFi and SaaS companies that are entering new markets, scaling, or lau…
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London, United Kingdom
Based at 40 Chancery Lane in London, this agency positions itself within the Publicis Groupe network as a centre focused on B2B brand work, connectin…
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Littleton, United Kingdom
Based in Littleton, England, with a page title pointing to Cheshire, OctoSEO is a small digital marketing agency built around search engine optimizat…
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United Kingdom
OD specializes in creating award-winning digital strategies and creative content. They focus on video, animation, copywriting, and social media marke…
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Oderpy LTD is based in London, England, with a second office in Orlando, Florida, and works with e-commerce businesses, with a particular focus on Sh…
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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.
