Discover the top SEO agencies in United Kingdom. Compare services, reviews, and find the perfect agency for your business.
Liverpool, United Kingdom
Turtle Media & Marketing Ltd operates from offices in Liverpool and Birmingham, working with businesses seeking a single team to manage their online…
View ProfileMiddleton, United Kingdom
Based in Middleton, on the outskirts of Manchester, Tweak IT Media is a small digital team working with small and growing businesses that need a reli…
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Kelso, United Kingdom
Based in Kelso in the Scottish Borders, Tweed Solutions is a small web design operation, run on a one-to-ten person scale, serving small and medium-s…
View ProfileUnited Kingdom
Twelve PR is a creative and responsive agency specializing in award-winning public relations. They provide results-driven, multi-channel campaigns in…
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United Kingdom
Twelve20 is a creative graphic design agency specializing in branding and web presence for small and new businesses. They focus on building positive…
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Leeds, United Kingdom
Based in Leeds, twentysix works with brands seeking to strengthen their presence across digital channels and connect with customers through a combina…
View ProfileNewmarket, United Kingdom
Twin Dots is a branding and development agency based in Newmarket, specializing in custom-built web applications and brand identities. With over 15 y…
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United Kingdom
Two by Two is a small UK-based creative studio working with brands across a range of sectors, from beauty and skincare to food, finance and interiors…
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Birmingham, United Kingdom
Based in Birmingham, Twogether Digital works with B2B and service-based small and medium-sized businesses, positioning itself against agencies that l…
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London, United Kingdom
TwoMedia operates out of Cape Town and London as a full-service marketing and communications agency, structured as a small team working across strate…
View ProfileLondon, United Kingdom
Type A Media is a small SEO and digital PR agency based in London, working with established businesses that want to grow through search and AI-driven…
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Loughborough, United Kingdom
Based in Loughborough, England, Tyrrell Digital is a small team focused exclusively on inbound lead generation for purpose-driven businesses seeking…
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Kidwelly, United Kingdom
Based in Kidwelly, Tywod Web Designs is a small team offering bilingual, SEO-friendly websites aimed primarily at Welsh businesses. The team size sit…
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London, United Kingdom
Based in London at 27 Old Gloucester Street, Ubie Websites has operated since 2019 as a small team offering pay-monthly website services to small and…
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Cardiff, United Kingdom
Based in Cardiff, Ubiquity works with brands across Wales and the wider UK, ranging from start-ups to more established businesses. The agency positio…
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Newtownards, United Kingdom
Based in Newtownards, Northern Ireland, Ublesemp is a small full-service digital agency founded in 2021 by Mark Brittain, whose background spans web…
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Sutton Coldfield, United Kingdom
UC4 is a branding, web design, graphic design, SEO and digital marketing agency based in Sutton Coldfield, Birmingham. They specialize in creating co…
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London, United Kingdom
Based in London, UClimb Ltd works with businesses across the capital, tailoring search visibility work to specific areas such as Chelsea, Mayfair and…
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Bristol, United Kingdom
Based in Bristol, UFMedia works with funded startups and established UK organisations, including delivery roles on programmes for the NHS, the Cabine…
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London, United Kingdom
UK DigiDevs is based at Olympic House on Clements Road in Ilford, London, and operates as a small team offering digital marketing and web development…
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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.
