Top 100 Search Marketing Agencies in the United Kingdom

ESA Digital is a SEO agency. They are headquartered in London, United Kingdom and have a small team. Their services include search engine optimization, public relations, and content marketing.

Promodo is a performance marketing agency that works with marketing teams at e-commerce companies of all sizes. The 50+ team specializes in PPC, SEO, and email marketing and serve clients from around the world.

ROAST is a digital performance agency based in London. The agency, founded in 2015, has more than 50 employees and provides digital strategy, PPC, SEO, CRM consulting & SI, content marketing, conversion optimization, and social media marketing services. ROAST serves midmarket and other-sized companies in various industries that include financial services, retail, and transportation.

Loud Mouth Media is a digital advertising agency based in Belfast, UK with offices in Glasgow, UK, and Dublin, Ireland. Founded in 2011, Loud Mouth Media's team of 15+ employees provides PPC and social media marketing services.

Passion Digital is a digital marketing agency based in Holborn, Central London, founded in 2012. We specialize in blending performance and imagination to create innovative marketing solutions for growth brands, offering services such as organic marketing (SEO, content marketing) and paid media (PPC, paid social, YouTube, and programmatic).

Genie Crawl, founded in 2018, is a digital marketing agency headquartered in Twickenham, U.K. They have a team of less than 10 who specialize in SEO, PPC, and web design services. 
 

The SEO Works provides digital marketing, websites, and paid social media to clients across the UK. Based in London, the team of about 35 content managers, link builders, brand managers, and online marketers specializes in SEO, advertising, and web design. The SEO Works is a Google Partner Specialist for SEO and PPC and is Bing Ad accredited.

Herdl is a PPC company established in 2013. They are in Ashby de la Zouch, United Kingdom and have a small team. Their services include pay per click, search engine optimization, web design, branding, and more.

seoBusiness is an SEO and digital marketing agency in Blackburn, UK. Founded in 1999, they comprise over 20 employees specializing in SEO, PPC marketing and website design and development. They work primarily with ecommerce retailers, and midmarket businesses in a range of industries.

Odyssey New Media is a digital marketing agency headquartered in Birmingham, U.K. that specializes in SEO, PPC, web design, and social media marketing. Founded in 2010, the agency works with midmarket companies, small businesses, and enterprises across industries such as business services, consumer products and services, healthcare and medical, and more. Odyssey New Media is comprised of fewer than 50 employees. 

Headquartered in Sheffield, United Kingdom, Wildcat Digital Ltd is a SEO company. The small firm was launched in 2018. Their services include search engine optimization, pay per click, and other digital marketing.

Novi.Digital is a data-driven digital marketing agency headquartered in Lancaster, UK. Founded in 2009, Novi.Digital also has locations in London, Manchester, and Leeds. Their team of 18 divides its team between providing SEO and PPC services.

Established in 2018, NXTWEB Agency is a SEO agency. Their small team is in London, United Kingdom and Chester, United Kingdom. Their team provides search engine optimization, pay per click, web design, social media marketing, and more.

E-intelligence is a SEO company and web development company in Vadodara, India and Sheffield, United Kingdom. The midsize team offers search engine optimization and web development and was launched in 2005.

408 Media, a SEO company, is headquartered in Sandbach, United Kingdom. The small team focuses on search engine optimization, pay per click, ecommerce marketing, affiliate marketing, and more. The firm was founded in 2020.

ASSISTED. is a digital marketing agency based in Claybrooke Parva, United Kingdom. The team primarily provides SEO services, and they also offer PPC and a variety of creative marketing functions. They were founded in 2016, and they have fewer than 10 employees.

Discoverable is a marketing agency founded in 2017 and based in Ashford, Kent. The team consists of less than 10 employees and specializes in SEO and PPC. 

PNdigital Ltd is a SEO service based in London. PNdigital uses its SEO skills to increase user traffic, investigate leads and promote businesses with a large ROI. With a team of under 10 employees, PNdigital focuses primarily on SEO and PPC, whilst also offering web design and development services. 
 

Impression is a multi-award winning, international performance agency with offices in Nottingham and London. Founded in 2012, the agency now employs 60+ high-calibre strategic specialists. Impression works with exciting and ambitious brands from across the globe and their portfolio includes household names like Clarins, Topps Tiles and Cancer Research UK. Their core services include SEO, paid media, digital PR, analytics and CRO. 

Cato Marketing is a digital marketing agency. Founded in 2014, the team focuses on SEO, PPC, and other digital marketing services. Their small team of three is based in the United Kingdom. 

Footprint Digital is a marketing and advertising agency based in Colchester, United Kingdom, with an additional office in London. Founded in 2012, their team of around 20 employees specializes in PPC, SEO, and conversion optimization.

FSE Digital is a SEO agency. The Great Baddow, United Kingdom-based firm was founded in 2013. The small team provides search engine optimization, pay per click, social media marketing, and content marketing.

Kollective is a digital design and marketing agency based in Athens, Greece. Founded in 2011, they employ three staff experienced with delivering personalized design and marketing solutions to companies in the hotel, tourism, and hospitality industries. Services range from website design and development to digital marketing, including Google Ads, SEO, and SMM.

Red Hot Penny provides original digital solutions for online brands. The team of fewer than 50 is located in London. They call themselves “online growth experts” and provide digital PR, social media, and creative content.

GenUp Digital is a London, United Kingdom-based web design agency. They specialize in web design and were founded in 2018.

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.

Growth Notion is a small SEO agency. In London, United Kingdom; Hong Kong, Hong Kong and Szczecin, Poland, the agency was launched in 2012. Their services include search engine optimization, pay per click, email marketing, digital strategy, and more.

M3 Agency is an Albrighton, United Kingdom-based advertising company. The small firm was launched in 1999. Their team focuses on advertising, branding, marketing strategy, social media marketing, and more.

Neadoo Digital is an online marketing agency based in London, England, that was established in 2012. Their team of 14 employees offers SEO, web development, PPC, conversion optimization, and content marketing services.

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.