Top 100 SEO Companies in the United Kingdom

Adult Creative is an SEO and web design agency founded in 2011 based in Warrington, England. Run by a team of fewer than 50 people, they provide SEO, web design, and UX/UI design solutions for adult-themed small businesses in the fields of gambling and retail, among other industries.

Pico Digital Marketing is an online digital marketing agency based in Aurora, Colo. with an office in Prestwick, UK. The agency, founded in 2014, is a team of less than 10 who provide digital marketing services that include digital strategy, SEO, and PPC to small and midmarket businesses.

LinkCrafters is a SEO company established in 2019. The small London, United Kingdom-based team specializes in search engine optimization and content marketing.

Mentor Digital is a custom software development company in Bristol, United Kingdom and London, United Kingdom. Established in 1998, the small team specializes in custom software development, content marketing, digital strategy, video production, and more.

 Cefar is a digital agency founded in 2006 and headquartered in Leeds, UK with an office in London. Their team of 20 provides PPC, web design, graphic design, and web development services. 

Small web design company ArtofData, is based in Reading, United Kingdom. Founded in 2002, the team focuses on web design, search engine optimization, logo, branding, and more.

Marketing strategy company Ellipsis® was established in 2018. In Worthing, United Kingdom, their small team focuses on marketing strategy, content marketing, and email marketing.

POLARIS is an SEO agency in London, England. Founded in 2009, they have about 10 employees that serve mostly small-business and midmarket clients in the business, education, and e-commerce sectors. Services include SEO, PPC, and UI/UX design.

Underline Digital Agency is a branding agency. They are in London, United Kingdom and Manchester, United Kingdom and have a small team. Their services include branding, digital strategy, web design, web development, and more.

Catalyst is a full-service marketing agency and strategy consultancy based in Birmingham, England with an office in London. Since 2011, their team of less than 50 professionals has provided marketing strategy, digital strategy, and branding solutions for their small and mid-market business clients. They use frameworks such as Adobe and WordPress for their projects.

INK Media is a boutique consultancy located in Stamford, U.K. and founded in 2013. Their 50-plus employees provide content marketing, SEO, digital strategy, social media marketing, and more to medium-sized clients.

Republic Marketing is a data-driven digital marketing agency based in Birmingham, UK. Founded in 2020. They mainly serve small to medium size businesses in various industries, including but not limited to, Software & Technology, Finance and law. Services include growth marketing, SEO, PPC and Social Media.

topflight Agency is a digital marketing agency based in York, U.K. The agency, founded in 2019, has a team of less than ten that provides SEO, PPC, social media marketing, conversion optimization, and content marketing services. topflight Agency serves small and larger-sized companies in various industries that include e-commerce, health care & medical, and retail.

Logic Design & Consultancy Ltd, a small web design agency, is headquartered in Ipswich, United Kingdom. They focus on web design, search engine optimization, custom software development, social media marketing, and more and were established in 2006.

Custard Online Marketing is a boutique SEO agency based in Manchester, United Kingdom. Founded in 2007, Custard Online Marketing's team of 20 employees specializes in providing SEO, content marketing, PPC services and more.

Based in Highworth, United Kingdom, Reuben Digital Ltd is a digital strategy company. The small team provides digital strategy, search engine optimization, web design, ux/ui design, and more. The agency was founded in 2000.

Bulldog Digital Media is a fast-growing digital marketing agency based in London. Founded in 2013, Bulldog Digital Media has a team of 10+ employees that specialize in SEO, PPC, and conversion optimization. They mainly serve small and medium enterprises.

Web Design and SEO Company Limited, a SEO services firm, is headquartered in Plymouth, United Kingdom. The small team offers search engine optimization, corporate training, web development, and web design. The agency was founded in 2015.

MIH Digital Marketing is an SEO and web design agency based in London with no more than 10 experts. They have offered SEO and web design solutions to various clients since their founding in 2017.

Pixel Kicks, a small logo company, is located in Manchester, United Kingdom. Launched in 2011, the team provides logo, mobile app development, search engine optimization, social media marketing, and more.

Blueocto Ltd is a web agency founded in Newcastle upon Tyne, England in 2013 with fewer than 10 members. They are experts in web design, web development, and e-commerce development solutions for small businesses.

Got Legs Digital Marketing is a growth marketing agency based in London. The company, founded in 2019, has as team of less than ten that provides social media marketing, SEO, digital strategy, PPC, content marketing, and mobile & app marketing services to small and midmarket companies in the financial services, real estate, business services, and IT industries.

UP Hotel Agency is an advertising company. They are based in Rugby, United Kingdom and have a small team. Their services include advertising, ux/ui design, search engine optimization, web design, and more. The company was launched in 2010.

Lemon Pulse Ltd is a digital marketing agency located in Glasglow, Scotland. They were founded in 2018. They offer SEO services as well as marketing and digital strategy services to primarily midmarket firms in IT, e-commerce, and business services.

Swanky (Shopify Plus Agency) is a midsize branding company. Launched in 2010, the team specializes in branding, social media marketing, search engine optimization, web design, and more. The company is based in Exeter, United Kingdom.

Rise - The Growth Marketing Collective is a marketing firm based in Borehamwood, England, run by a freelancer. Since 2017, the firm has offered marketing strategy, digital strategy, and social media marketing assistance to small and mid-market businesses in the fields of arts, consumer products, and e-commerce.

Aqueous Digital is a SEO agency. They specialize in search engine optimization, web design, advertising, ux/ui design, and more and were founded in 2005. Their small team is headquartered in Runcorn , United Kingdom and , United Kingdom.

Why Matters, a SEO agency, was launched in 2014. Headquartered in London, United Kingdom, their small team offers search engine optimization, social media marketing, conversion optimization, pay per click, and more.

Careful Feet Digital Marketing Agency is a digital marketing company based in London. Founded in 2017, their team of three employees provides digital strategy, PPC, and content marketing services.

Kurve is a boutique digital marketing agency based in London. The agency, founded in 2008, has a team of around ten that provides SEO, PPC, social media marketing, content marketing, and CRM consulting & SI services to various companies.