Discover the top SEO agencies in United Kingdom. Compare services, reviews, and find the perfect agency for your business.
Birmingham, United Kingdom
Operating from The Jointworks on Frederick Street in Birmingham, England, Switch Design Consultancy is a small creative agency with a team of between…
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Honeybourne, United Kingdom
Based in Honeybourne, Worcestershire, Switch Jam Digital is a small marketing team operating as an outsourced "virtual marketing department" for its…
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Cambridge, United Kingdom
Based in Cambridge, England, SWW Marketing is a small team of one to ten people working as a marketing and business support partner for companies in…
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Leeds, United Kingdom
Based in Leeds, with a presence in Sheffield, Swype Creative Digital Agency is an independent design and marketing agency working with organisations…
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United Kingdom
Based in Essex, this small digital marketing team works with businesses across the United Kingdom, offering services without long-term contracts and…
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Synegg is a UK-based digital marketing agency specialized in delivering innovative solutions that drive measurable results for businesses across vari…
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London, United Kingdom
Based in London and serving clients worldwide, SysComm International is a boutique digital automation agency founded by marketing strategists, health…
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Bournemouth, United Kingdom
Konrad Szymaniak runs this Bournemouth-based SEO consultancy, working with UK enterprises seeking a structured, consultant-led approach to search vis…
View ProfileLondon, United Kingdom
søster is an experience management company based in London, specializing in designing and delivering global events that embody brand values. They cre…
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United Kingdom
Based in Cardigan, West Wales, T and T Web Design has operated since 2005, having previously been based in Fawley (Southampton), Bromyard (Herefordsh…
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Shoreham-by-Sea, United Kingdom
Based in Shoreham-by-Sea, T J Donegan Ltd is a freelance digital marketing operation serving businesses across Brighton and Sussex. Run as a small, o…
View ProfileBristol, United Kingdom
With offices in Bristol and Soho, t&s creative communications is a fully-integrated content marketing agency working across traditional and digital c…
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Manchester, United Kingdom
A small digital agency based in Manchester, T-Shomedia works with businesses looking to establish or strengthen their online presence, from companies…
View ProfileNorthwich, United Kingdom
Based in Winnington Hall, Northwich, Cheshire, T2 Creative Solutions is a small creative agency, run by a team of one to ten people, working across b…
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Earlswood, United Kingdom
Based in Earlswood, England, T40 Digital (trading as T40 Associates) is a small senior team set up in 2024 to work with SMEs across creative, marketi…
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TA Design is a UK-based digital marketing agency specialized in delivering innovative design solutions that elevate brands and enhance user experienc…
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Newcastle upon Tyne, United Kingdom
Based in Gosforth, Newcastle upon Tyne, TAC Design is a small, close-knit studio (1-10 people) founded in 2009, working as a web design and branding…
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Wythenshawe, United Kingdom
Based in Wythenshawe, TAD360 is a small web design and digital marketing agency serving businesses across Manchester and London, including recruitmen…
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United Kingdom
Tag Digital specializes in performance marketing and AI solutions tailored for the global event industry. With a strong focus on data-driven strategi…
View ProfileLondon, United Kingdom
Operating from Paul Street in Shoreditch, London, TAILCO is a small digital agency with a team of between one and ten people. It positions itself as…
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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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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.
