Discover the top SEO agencies in United Kingdom. Compare services, reviews, and find the perfect agency for your business.
Gillingham, United Kingdom
Founded by Moses Alausa, Egnetix Digital is a freelance SEO consultancy based in Gillingham, Kent, working with businesses across the county includin…
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ego Design is a creative agency specializing in digital and print design services. With over 50 years of combined experience, they focus on deliverin…
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EIC is a leading agency specializing in investment, incubation, and acceleration of high-growth businesses in digital assets and technology. With a f…
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A small United Kingdom-based team, Eight Arms works with organisations and agencies on branding, websites, campaigns and digital games, taking on cli…
View ProfileBeeston, United Kingdom
Based in Beeston, on the outskirts of Nottingham, Eight Zero is a small web design and digital marketing team serving businesses across the UK, with…
View ProfileBlisworth, United Kingdom
Based in Blisworth, near Northampton, Eighty Eight Digital works with small and medium-sized businesses across a range of sectors, including finance,…
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Based in Ayrshire, this small design agency works with businesses across the West of Scotland and the wider UK, ranging from multinational companies…
View ProfileFareham, United Kingdom
Based in Fareham, Hampshire, Eldo Web Design Ltd works with small and medium-sized businesses across Hampshire and the wider UK looking for bespoke w…
View ProfileManchester, United Kingdom
Based in Manchester, at Bridgeworks on Bridge Street, Electric Circus works with HR teams across a range of sectors, including retail, aviation, logi…
View ProfileDrighlington, United Kingdom
Based in Drighlington, Yorkshire, Electric Design has operated since 1991 as a small creative marketing agency with a team of between one and ten peo…
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Based in Bristol, Electric Mustard is a small studio (1-10 people) working with clients across the music and cultural sectors. Its portfolio includes…
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Electric Putty specializes in creating digital tools and web applications for the charity and not-for-profit sector. They focus on enhancing service…
View ProfileUK, United Kingdom
Electromedia is a UK-based digital marketing agency specializing in innovative solutions that are set to redefine the digital landscape. Although the…
View ProfileBelfast, United Kingdom
Based in Holywood, near Belfast, Element Seven is a web and software studio serving businesses across Northern Ireland. The team, which numbers betwe…
View ProfileUK, United Kingdom
Elemental Media is a UK-based digital marketing agency specialized in delivering innovative and results-driven solutions for businesses looking to en…
View ProfileHelensburgh, United Kingdom
Based in Helensburgh with a focus on the Glasgow area, this small studio has been building websites and digital marketing solutions for over 15 years…
View ProfileNewcastle, United Kingdom
Elephant Crew is a digital agency based in Newcastle, UK, specializing in web, marketing, and creative solutions tailored to business needs. They foc…
View ProfileBirmingham, United Kingdom
Based in Birmingham, Elevate Dental Agency works exclusively with dental, aesthetic and healthcare providers, positioning itself as a boutique market…
View ProfileLondon, United Kingdom
A small digital marketing team based in London offers a set of services aimed at startups and established businesses looking to strengthen their pres…
View ProfileNottingham, United Kingdom
Based in Nottingham, this small agency focuses on building websites for local service businesses that need to be found online by potential customers…
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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.