Discover the top SEO agencies in United Kingdom. Compare services, reviews, and find the perfect agency for your business.
Cambuslang, United Kingdom
Based in Cambuslang, on the outskirts of Glasgow, McKenna Web Design is a small operation run by Martin McKenna that focuses on low-cost web solution…
View ProfileSouthampton, United Kingdom
Based in St. Clement, Jersey, Meadon Marketing works with businesses on the island as well as nationwide clients, offering a small team (1-10 people)…
View ProfileLondon, United Kingdom
A B2B public relations consultancy based in London, Meantime Communications has worked since 2011 with organisations in the global logistics, supply…
View ProfileGlasgow, United Kingdom
Mearns & Gill is a Glasgow-based digital marketing agency specialized in delivering comprehensive and innovative marketing solutions tailored to the…
View ProfileLondon, United Kingdom
A small team registered in the United Kingdom, Media Bubble Studio Ltd works with brands across the UK, Europe and the Gulf region, offering support…
View ProfileLondon, United Kingdom
Founded in 1975, Media Campaign was one of the first Media Independents in the UK and has continued as an independent media planning and buying agenc…
View ProfileLondon, United Kingdom
Founded in 2019 and based in London, Media Forty Two is an independent, team-owned B2B marketing agency with no external investors. Since 2022 the co…
View ProfileEwloe, United Kingdom
Based in Ewloe, Flintshire, Media Kynect operates as a small SEO consultancy serving local service businesses and B2B companies across North Wales, i…
View ProfileEdinburgh, United Kingdom
Based in Edinburgh on Mitchell Street, Media Musketeer is a small team offering marketing, web, design and print services to businesses looking to bu…
View ProfileExeter, United Kingdom
Based in Exeter, England, Media Street is a small creative agency, with a team of between one and ten people, offering marketing, web design, hosting…
View ProfileAberdeen, United Kingdom
Based in Aberdeen City Centre, Media Surgery has operated since 2004, building websites for small businesses, freelancers and organisations both loca…
View ProfileUnited Kingdom
Based in Sandiacre, Nottingham, Mediabox Productions is a video production and animation company that works with organisations across sectors includi…
View ProfileWolverhampton, United Kingdom
Based in Wolverhampton, Mediaffy is a small digital marketing team working with small and medium-sized businesses across the UK. The agency positions…
View ProfileNewcastle-under-Lyme, United Kingdom
A small marketing and design team based in Newcastle-under-Lyme, Staffordshire, MediaHeads works with new businesses and established enterprises seek…
View ProfileUK, United Kingdom
MediaMaker is a UK-based digital marketing agency specialized in delivering innovative solutions that empower businesses to thrive in the digital lan…
View ProfileLondon, United Kingdom
Based in London, this independent marketing advisory works with brands rather than running campaigns directly, positioning itself as a partner to mar…
View ProfileNewcastle upon Tyne, United Kingdom
Based in Newcastle upon Tyne, with a presence extending to Leeds and Manchester, Mediaworks is an integrated agency combining specialists in brand, d…
View ProfileLondon, United Kingdom
Based on Grays Inn Road in central London, Medico Digital works specifically within healthcare marketing, connecting health brands with patients and…
View ProfileLondon, United Kingdom
Based in London, Medito Digital has worked exclusively within the Shopify ecosystem since 2015, positioning itself as a specialist agency for brands…
View ProfileLondon, United Kingdom
A small team based in London, MEEDEA works with businesses seeking to manage their online presence under a single provider, offering monthly pricing…
View Profile
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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.