Discover the top SEO agencies in United Kingdom. Compare services, reviews, and find the perfect agency for your business.
isle of wight, United Kingdom
Based on the Isle of Wight, Solent Agency works with businesses ranging from small local operations to more established companies looking to grow, of…
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London, United Kingdom
Based in London, this agency works exclusively with law firms and solicitors across the United Kingdom, combining legal and marketing backgrounds wit…
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Edinburgh, United Kingdom
Based in Edinburgh, Scotland, Solomon Designs is a small team focused on website optimization and technical SEO, working primarily with WordPress and…
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Falkirk, United Kingdom
Based in Falkirk, Scotland, this digital marketing agency has worked with small and local businesses since 2017. Operating with a small team, it posi…
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Nansledan, United Kingdom
Based in Nansledan, Cornwall, Solve Web Media works with businesses across the UK and internationally, with a stated focus on local and independent c…
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Rotherham, United Kingdom
Based in Rotherham, United Kingdom, Solvix Digital is a small team working with businesses seeking to build or improve their online presence. The age…
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Liskeard, United Kingdom
Based in a small village just south of Liskeard in East Cornwall, Some Guy Called Ralph is a freelance web design and SEO operation serving sole trad…
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Bristol, United Kingdom
Founded in 2003 in Somerset as a one-person operation, Somerset Design has since grown into a small team working from Bristol, with an additional bas…
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Somerville Baddeley Marketing is a creative and marketing consultancy specializing in integrated marketing communications and motorsports marketing.…
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Woking, United Kingdom
Based in Woking, England, Something Big works with large and complex organisations, often those with global or distributed workforces, on internal pe…
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London, United Kingdom
Somi Buzz operates from London and works with B2B businesses across the UK, Ireland, USA, Canada, Australia, New Zealand and the Middle East. Rather…
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Lewes, United Kingdom
Based in Lewes, England, this agency focuses exclusively on the dental and sleep healthcare sector, working with dental practices, sleep medicine pro…
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United Kingdom
Founded in 2016, SONDR is a UK-based digital marketing agency with a small team of up to ten people, working with businesses that want their marketin…
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Woking, United Kingdom
Soniti is a small digital design team based in Woking, Surrey, working with clients across Surrey and London who need a website, brand identity or di…
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London, United Kingdom
Based in London with additional offices in Cardiff and Hastings, Sotic operates as a small digital agency with a specific focus on the sports sector.…
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Bristol, United Kingdom
Based in Bristol, Soto is a small WordPress-focused digital agency founded in 2009, working with a client base that spans small businesses, not-for-p…
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Shrewsbury, United Kingdom
Based in Shrewsbury, England, Source has been working on brand and design projects since 1991, giving it a long-standing presence in the regional cre…
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United Kingdom
Source Find is a small UK-based digital agency working with a team of up to ten people, serving small and independent businesses such as cafés and re…
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Leeds, United Kingdom
Based in Park Square West in Leeds city centre, Source Marketing Communications is a marketing communications agency that has operated for 25 years,…
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Bournemouth, United Kingdom
Based in Bournemouth, Dorset, South Design Limited has operated since 1999, when it was founded by a team of designers. Registered at Lansdowne Road,…
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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.
