Discover the top SEO agencies in United Kingdom. Compare services, reviews, and find the perfect agency for your business.
Edinburgh, United Kingdom
Based in Edinburgh, Primal Space is a small digital agency serving clients across Scotland and beyond, working with businesses that need their online…
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Glasgow, United Kingdom
Prime Digital, based in Glasgow, works with established service businesses across the UK and US, including trades, professional services, B2B firms,…
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United Kingdom
Prime IT Systems is based in the United Kingdom and works with businesses looking to launch or grow ecommerce operations across marketplaces such as…
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Llanelli, United Kingdom
Based in Llanelli, Wales, Primedia Marketing is a small digital marketing agency, founded in 2016 and operating with a team of up to ten people, serv…
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Sheffield, United Kingdom
Based in Sheffield, Printopia is a small creative agency combining print and digital design services. With a team of between one and ten people, it w…
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Newton Abbot, United Kingdom
Based in Newton Abbot, England, Priority Pixels is a small B2B marketing agency working with organisations in tech, IT and SaaS, healthcare, shipping…
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Exeter, United Kingdom
Operating from offices in Exeter and Guildford, Prism⁵⁵ works with founders and scaling businesses under what it terms a fractional agency model, off…
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United Kingdom
Pristine Digital is a London-based web design and SEO agency working primarily with Webflow, a no-code development platform. Its client base spans ag…
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Newcastle upon Tyne, United Kingdom
A small content marketing agency with offices in Newcastle upon Tyne and Manchester, Prize Content works with small and medium-sized businesses looki…
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GLASGOW, United Kingdom
Based in Glasgow, this small digital marketing team works with businesses of varying sizes, from those needing a first website built to established c…
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Eastbourne, United Kingdom
Based in Eastbourne, Pro Marketing Services is a niche digital marketing agency built specifically around the property sector, working with estate an…
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London, United Kingdom
Pro Web Design is a small agency based in London, England, founded in 2012, operating with a team of between one and ten people. The company's websit…
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Process Media is a UK-based digital marketing agency specialized in delivering innovative solutions that drive measurable results for businesses. Wit…
View ProfileManchester, United Kingdom
Process Moving Image is a creatively led company specializing in moving image production based in Manchester, UK. They focus on design, direction, an…
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Belfast, United Kingdom
Based in Belfast, ProfileTree is a small digital agency, founded in 2011, working with businesses across Northern Ireland, Ireland and the wider UK.…
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NORTHWICH, United Kingdom
Based in Northwich, England, this small team (1-10 people) specialises exclusively in link building rather than broader SEO work. It serves online bu…
View ProfileFarnham, United Kingdom
Based in Farnham, Surrey, Progress Digital is a small digital marketing agency working with business owners, founders and marketing teams who need a…
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Morecambe, United Kingdom
Based in Morecambe, this small agency (1-10 people) designs websites and runs SEO campaigns for businesses beyond its immediate region, describing it…
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Edinburgh, United Kingdom
An independent brand studio based at South Charlotte Street in Edinburgh, Project Brand Design works with organisations across the UK and internation…
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Birmingham, United Kingdom
Based in Birmingham, this agency has been operating since 1997, giving it close to three decades of experience working with B2B companies across the…
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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.
