Discover the top SEO agencies in United Kingdom. Compare services, reviews, and find the perfect agency for your business.
Cheshire, United Kingdom
Based in Ellesmere Port, near Chester, Engage Web is a small digital marketing agency with a team of between one and ten people serving businesses ac…
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Cheltenham, United Kingdom
Based in Cheltenham, this small digital marketing agency works with small local businesses, growing SMEs and professional service companies, includin…
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Northampton, United Kingdom
Based in Northampton, Engine Creative works as a creative service and digital product studio serving brands seeking support across branding, content,…
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Kelty, United Kingdom
Based in Kelty, Scotland, Engine Room Technology is a small digital agency with over 25 years of history in web hosting, design and development. Its…
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United Kingdom
Based in Woking, Surrey, Enhance Media works specifically within recruitment marketing, helping Employer Brand and Talent Acquisition teams attract c…
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Edinburgh, United Kingdom
Enigma People Solutions specializes in retained search recruitment for technical leaders in the deep tech sector, including Electronics, Photonics, a…
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Leeds, United Kingdom
Based on The Calls in Leeds, Enjoy Digital is a small team, working with businesses across sectors including financial services, that combines strate…
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Chester, United Kingdom
Based in Chester, Cheshire, Entyce Creative is a small agency with a team of up to ten people, operating from a studio on Spital Walk. Its service ra…
View ProfileUK, United Kingdom
Envy Solutions is a UK-based digital marketing agency specialized in delivering innovative and effective marketing strategies tailored to meet the un…
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Hull, United Kingdom
Based in Hull, East Yorkshire, Eon Visual Media Ltd has spent over 20 years producing digital and creative content for organisations across the publi…
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Pier Head, United Kingdom
With offices in Liverpool and Manchester, Epic New Media has worked in search marketing since 2010. The agency serves businesses across sectors inclu…
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Shoreham-By-Sea, United Kingdom
Based in Shoreham-By-Sea on the Sussex coast, eplatforms has operated since 2000, combining software development with digital marketing under one roo…
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Glasgow, United Kingdom
Based in Glasgow, Scotland, Equator positions itself as a digital transformation and delivery partner for organisations operating in fast-moving mark…
View ProfileLondon, United Kingdom
Equimedia is a B Corp-certified digital marketing agency based in London, with its origins dating back to 1999. The company works with brands across…
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Glasgow, United Kingdom
Based in Glasgow, Scotland, Erazel Designs is a small studio, with a team of between one and ten people, working across web design, e-commerce, SEO,…
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Eric Witham is a UK-based digital marketing agency specialized in delivering tailored solutions that drive measurable results for businesses of all s…
View ProfileGlasgow, United Kingdom
Eric Witham Brand Consultancy specializes in marketing and branding for the Scottish food and drink industry. With extensive experience in developing…
View ProfileBelfast, United Kingdom
Based in Belfast, Erudite Digital Solutions is a small digital marketing and video agency founded in 2017, working with businesses across sectors suc…
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University Road, United Kingdom
Based in Canterbury, Kent, Esabi is a small digital marketing agency working with businesses ranging from SMEs to nationally recognised brands across…
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Winford, United Kingdom
Based in Winford, near Bristol, this small team has supported local businesses since 2012, working with owners and staff who would rather not deal wi…
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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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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.
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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.
