Discover the top SEO agencies in United Kingdom. Compare services, reviews, and find the perfect agency for your business.
United Kingdom
Havelock Consulting is a UK-based agency specializing in digital marketing solutions. They offer a range of services to enhance online presence and d…
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Earls Barton, United Kingdom
Based in Earls Barton, Northamptonshire, Hawkeye Design is a small WordPress-focused web design and digital marketing agency founded in 2011. The tea…
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Wimbledon Village, United Kingdom
Registered at Haygarth House on the High Street in Wimbledon Village, London, this agency operates alongside additional offices in Berlin and across…
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UK, United Kingdom
HC is a UK-based digital marketing agency specialized in delivering comprehensive solutions that empower businesses to thrive in the digital landscap…
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Colchester, United Kingdom
HC Media Group is a family-run digital marketing agency based in Colchester, Essex, working with a small team on lead generation, brand and conversio…
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Rhosesmor, United Kingdom
Based in Rhosesmor, North Wales, this small agency focuses on search engine optimisation for smaller businesses that find themselves overshadowed by…
View ProfileGlasgow, United Kingdom
Based in Glasgow, Headline PR is a one-person PR and Communications consultancy run by Jill Creighton, working with clients across a variety of secto…
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Leeds, United Kingdom
HeadNorth Agency is a creative agency based in Leeds with over 30 years of experience in building brands and delivering impactful results. They speci…
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Coventry, United Kingdom
HeadRed Media is a small digital marketing and web design agency based at the Cobalt Centre in Coventry, England, working with local and national bus…
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Eastbourne, United Kingdom
A specialist agency focused on the healthcare sector, working with clinics and medical practices across the UK to help them attract more patient enqu…
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Liverpool, United Kingdom
A small team based in Liverpool, working under the name Heart IT since 2014, builds websites and manages search visibility for businesses across Live…
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Long Eaton, United Kingdom
HeartCMS is based in Long Eaton, Nottinghamshire, and describes itself as a full-service digital marketing agency working with businesses seeking web…
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London, United Kingdom
Hearts & Minds is a creative consultancy focused on driving growth through innovative strategies and creative solutions. They blend commerciality wit…
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Manchester, United Kingdom
From Beehive Mill in Ancoats, Manchester, Heavygate Marketing works with a limited number of businesses at any one time, prioritising companies with…
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Preston, United Kingdom
Based across three sites in Preston, Lancashire, Heckford is a creative and digital marketing agency working with clients in the housing, education a…
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London, United Kingdom
Based in Tooley Street, London, this small agency describes itself as "The Heavyweight SEO Company," working with clients ranging from small startups…
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Edinburgh, United Kingdom
Operating from offices in Cornwall and Edinburgh since 2010, Hello;Business works with B2B companies dealing in considered purchases, multi-stakehold…
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Hello Gather is a UK-based digital marketing agency specialized in creating impactful connections between brands and their audiences. With a mission…
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West Bridgford, United Kingdom
Based in West Bridgford, Hello Online is a small team of designers, developers and marketers offering web design, SEO and PPC services to businesses…
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Bristol, United Kingdom
Based in Bristol, Hello Wired is an independent web design and web development agency founded by CEO Tom in 2000, with director Sam also involved in…
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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.
