Top 100 On-Page SEO Companies in England

Add People is a digital marketing company based in Altrincham, U.K. The company, founded in 2002, has more than 150 employees and provides PPC, SEO, and social media marketing services. Add People serves small and mid-market companies in various industries that include e-commerce, financial services, and hospitality & leisure.

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.

Paramount Digital Ltd is a small content marketing company. Founded in 2017, the agency is headquartered in St Helens, United Kingdom. Their services include content marketing, conversion optimization, search engine optimization, social media marketing, and more.

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.

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.

Clickingmad Ltd. is a full service digital agency based in Bridgnorth, England, and founded in 2000. Their team of 4 employees specialize in web design, e-commerce development, and SEO for primarily midmarket clients in the non-profit, business services, and consumer products industries. 

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.

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.

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.

Cynosure Designs is a web development company in London, United Kingdom. The company specializes in web development, branding, digital strategy, social media marketing, and more and has a small team.The company was founded in 2005.

ESterling is an e-commerce development firm. Established in 1990, the small company is located in Birmingham, United Kingdom. Their services include e-commerce development, pay per click, search engine optimization, web design, and more.

Crescat Digital is a content marketing company. Established in 2014, the agency is located in Crawley, United Kingdom. The small team offers content marketing, pay per click, search engine optimization, social media marketing, and more.

Signify Digital Ltd is an online marketing agency founded in 2017 in London. Their team of fewer than 10 employees caters to clients seeking SEO, PPC, social media marketing, and content marketing.

SEO company The SEO Consultant Agency was established in 2022. Their small team is based in Manchester, United Kingdom. The SEO Consultant Agency specializes in search engine optimization.

Established in 2021, Fractional Teams is a social media marketing agency. The small London, United Kingdom-based team offers social media marketing, content marketing, email marketing, conversion optimization, and more.

Digital Litmus is a marketing and digital agency based in London. Founded in 2015, their team of around 10 employees specializes in content marketing, digital strategy, and PPC.

A digital marketing firm based in London, ChannelDoubler was founded in 2003. Their team of fewer than 10 specializes in SEO, content marketing, web design, and e-commerce development. They serve small to midmarket businesses in the e-commerce, hospitality, and leisure industries.

The Good Marketer is a digital marketing agency in London, England. Founded in 2017, they have about 6 employees that serve small businesses in a wide range of industries. Services include social media marketing, SEO, and PPC.

Shape The Market is an advertising and marketing agency that has been offering social media marketing, content marketing, and email marketing services to their clients since 2014 . Their 50 employees are based out of their London office.

Webdesign7 is a digital marketing agency based in London. Founded in 2011, their team of 8 specializes in web development and design, mobile app development, and digital strategy. The industries they focus on are advertising and marketing, consumer products and services, arts, entertainment and music.  

Digital glue is a marketing firm based in Birmingham, U.K. They employ their digital marketing, PR, website design, branding, graphic design, and social media skills to maximize ROI for clients. Founded in 2013 and with fewer than 15 employees, they serve business services, IT, and media sectors.

Influx Digital is a small PPC company. They offer pay per click, search engine optimization, social media marketing, web design, and more and were established in 2015. The firm is based in Manchester, United Kingdom.

Founded in 2014, Superb Digital is an SEO agency based in Bristol, United Kingdom. Primarily serving small businesses, their team of fewer than 10 specializes in industries such as consumer products, business services, and retail. Services also include content marketing, PPC, and web design.

SOAR Digital is a digital agency in Leeds and Skipton, United Kingdom. Founded in 2020, they have about 2 employees that serve small-business and midmarket clients in the e-commerce, business, and consumer products industries. Services include SEO and web design.

Codener is a software company based in London that was founded in 2016 and currently has more than 50 employees. They provide custom software, web, and e-commerce development solutions to clients ranging from startups to large companies in the fields of e-commerce, advertising, and business services.

Search Logistics is an SEO agency founded in London in 2019 with over 10 professionals. They provide SEO solutions to various clients.

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.

Quarter Digital is a Bournemouth, United Kingdom-based web design company. The small agency was founded in 2022. Their team offers web design, ux/ui design, graphic design, and logo.

Founded in 2016, Digital Web London is a SEO agency. Headquartered in London, United Kingdom, their small team provides search engine optimization, web design, mobile app development, and ux/ui design.

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.