Discover the top SEO agencies in United Kingdom. Compare services, reviews, and find the perfect agency for your business.
Liverpool, United Kingdom
Based in Liverpool, this small digital marketing team works with product-based businesses, with a stated focus on e-commerce brands across sectors su…
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Hereford, United Kingdom
Based in Hereford, England, The DM Lab is a digital marketing and design agency working with businesses across sectors including B2B services, health…
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Aberdeen, United Kingdom
Based in Aberdeen, Scotland, The Emerald Agency is a small marketing and communications consultancy positioned as an alternative to larger agencies,…
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Lincoln, United Kingdom
Based in Lincoln, this small agency works with organisations spanning public sector, heritage and consumer brands, as reflected in projects for the R…
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Basingstoke, United Kingdom
Based near Hook in Hampshire, close to Basingstoke, this small agency operates with a team of fewer than ten people. It describes itself as a creativ…
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Birmingham, United Kingdom
Specialising in electronic music and events, this Birmingham-registered agency operates with a London office at 3rd Floor, 45 Albemarle Street, Mayfa…
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London, United Kingdom
The Finishing Post is a London-based digital marketing agency specialized in delivering comprehensive solutions that drive measurable results for bus…
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The Food Brand Guys™ is a specialized design agency focused on food and drink branding. They assist producers in developing impactful packaging and e…
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The Food Marketing Expert is a UK-based digital marketing agency specialized in the food and beverage sector. With a clear focus on helping brands na…
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The Food Marketing Experts is a specialist agency focused on the food and drink industry. Since 2012, they have been helping brands gain visibility,…
View ProfileAltrincham, United Kingdom
Based in Altrincham, Foundry Healthcare is a communications agency working specifically within healthcare, pharmaceutical, veterinary and medical mar…
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The Fresh Lab is a UK-based digital marketing agency specializing in Shopify growth for luxury and independent brands. With a clear mission to elimin…
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London, United Kingdom
A digital marketing agency based in London, The Good Marketer works with small and medium-sized enterprises across the UK, describing its client base…
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Based in Slough, United Kingdom, with an additional branch in Ludhiana, Punjab, India, The Grow Business is a small digital agency operating with a t…
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The Hamilton Project is a digital agency focused on providing innovative solutions for businesses. They specialize in enhancing online presence and d…
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The Keyboard Group is a leading brand experience supplier specializing in sustainable print and display solutions for the marketing and advertising i…
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London, United Kingdom
Based in London at Kemp House, City Road, this agency focuses on lead generation rather than broader marketing, serving businesses across London, Man…
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The Light is a full-service Brand Strategy and Brand Design Agency dedicated to creating impactful brands across various sectors globally. They focus…
View ProfileNorwich, United Kingdom
The Line Agency specializes in packaging design, artwork production, and branding. With a focus on retail packaging and mobile optimized imagery, the…
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London, United Kingdom
Based in London, with a registered office on City Road, The Link Builders Limited is a small team specialising specifically in link building rather t…
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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.
