Top 100 On-Page SEO Companies in London
The Best of November 2026Looking for a top on-page SEO service provider in London?
On-page SEO companies typically perform an audit of your website to understand the technical and content-based changes you need to prioritize to rank web pages organically in search results. Some examples of action items may include shortening or lengthening meta descriptions and titles; adding target keywords to titles and meta descriptions; adding breadcrumb navigation to pages, and more.
When you work with an on-page SEO agency, be prepared to receive a list of recommendations. In the hiring process, ask if the agency implements the recommendations, too, or if that step would cost more.
To assist you in your search for a partner, we’ve compiled this list of the top on-page SEO companies in London. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best London On-Page SEO Service Providers
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61$5,000+10 - 49 employeesLondon, EnglandSEO company Omnius is based in London, England and Dubai, United Arab Emirates. Established in 2020, the small team provides Search Engine Optimization, Content Marketing, and Marketing Strategy.Read More
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62$25,000+10 - 49 employeesLondon, EnglandTotally.Tech is a custom software development company founded in 2000. The agency offers custom software development, enterprise app modernization, mobile app development, and application management & support and has a small team. The agency is headquartered in London, United Kingdom.Read More
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Start Up Loans (British Business Bank)Industries
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63$5,000+10 - 49 employeesLondon, EnglandCEEK Marketing is a pay per click agency in London, England and Brighton and Hove, England. Established in 2016, the small team offers Pay Per Click, Search Engine Optimization, Social Media Marketing, and Marketing Strategy.Read More
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Small Beer Brew Co The Maine Mayfair LavazzaIndustries
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64$5,000+250 - 999 employeesLondon, EnglandRead More
Coders Dev is a web design and mobile app development company based in London with offices in Singapore and Abu Dhabi, U.A.E. The company, founded in 2010, has more than 500 employees and provides web development and AI services. Coders Dev serves small and larger-sized companies in the health care & medical, hospitality & leisure, consumer products & services, financial services, gaming, telecommunications, automotive, manufacturing, and e-commerce industries.
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British TelecomIndustries
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65$1,000+10 - 49 employeesLondon, EnglandRead More
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.
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66$5,000+10 - 49 employeesLondon, EnglandRead More
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.
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Paradox LondonIndustries
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67$5,000+10 - 49 employeesLondon, EnglandIn London, United Kingdom, Main Menu is a software development firm. The small team offers custom software development, web development, web design, ux/ui design, and more. The agency was launched in 2009.Read More
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68$1,000+2 - 9 employeesLondon, EnglandWild Marketing, a social media marketing firm, is located in London, England. Founded in 2021, the small team provides Social Media Marketing, Email Marketing, Mobile & App Marketing, Search Engine Optimization, and more.Read More
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69$1,000+10 - 49 employeesLondon, EnglandFounded in 2018, Smarketa is a pay per click company. The agency specializes in Pay Per Click, Search Engine Optimization, and Social Media Marketing and has a small team. The agency is based in London, England.Read More
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70Undisclosed2 - 9 employeesSurbiton, EnglandTrade and Lateral Development Ltd is a SEO services firm. The small Surbiton, England-based agency was established in 2000. Their team focuses on Search Engine Optimization, Digital Strategy, and Web Design.Read More
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71$1,000+10 - 49 employeesLondon, EnglandEstablished in 2017, Sierra Six Media is a SEO company. In Billericay, England and London, England, their small team offers Search Engine Optimization, Pay Per Click, Branding, and Web Design.Read More
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72$1,000+10 - 49 employeesLondon, EnglandRead More
W3 Lab Digital Solutions, a web development firm, was established in 2016. The firm specializes in web development, conversion optimization, pay per click, search engine optimization, and more and has a small team.
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73$1,000+10 - 49 employeesLondon, EnglandCynosure 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.Read More
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Continental Tires -
74$5,000+2 - 9 employeesLondon, EnglandRead More
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.
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Turkey HomesIndustries
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75Undisclosed10 - 49 employeesLondon, EnglandRead More
Search Logistics is an SEO agency founded in London in 2019 with over 10 professionals. They provide SEO solutions to various clients.
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A1 Garage Door ServiceIndustries
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76$5,000+10 - 49 employeesCovent Garden, EnglandRead More
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.
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Foreign & Commonwealth OfficeIndustries
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77$10,000+10 - 49 employeesLondon, EnglandRead More
Web Bureau is a web agency headquartered in Belfast, United Kingdom, with an office in Dublin, Ireland. Since 2005, the company has specialized in web development, pay-per-click, and web design solutions for small and midmarket businesses. They also offer SEO services, focusing on mobile optimization, on-site optimization, and local search, among other methods.
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Harry CorryIndustries
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78$5,000+2 - 9 employeesFeltham, EnglandRead More
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.
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MYA CollectionsIndustries
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79$5,000+10 - 49 employeesLondon, EnglandSmall SEO agency MADX Digital, is headquartered in London, England. They focus on Search Engine Optimization, Generative AI, and Content Marketing and were launched in 2020.Read More
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80$1,000+10 - 49 employeesLondon, EnglandSocial media marketing agency The Good Marketer is based in London, England. The small team offers Social Media Marketing, Pay Per Click, Search Engine Optimization, and Content Marketing and was launched in 2017.Read More
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EasilocksIndustries
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81$1,000+2 - 9 employeesLondon, EnglandRead 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.
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Business Design CentreIndustries
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82$1,000+2 - 9 employeesLondon, EnglandRead More
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.
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Cavell GroupIndustries
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83$1,000+10 - 49 employeesKent, EnglandCritical Mission Computing Ltd, a software development company, was launched in 1999. The small Kent, England-based team offers Custom Software Development, E-Commerce Development, Web Design, Artificial Intelligence, and more.Read More
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First Way ForwardIndustries
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84$1,000+10 - 49 employeesLondon, EnglandBased in Tirana, Albania; New York, New York; London, England and Berlin, Germany, Web Design & Development is a web design agency. They offer Web Design, Search Engine Optimization, Web Development, E-Commerce Development, and more and were launched in 2021.Read More
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85$5,000+10 - 49 employeesLondon, EnglandRead More
Modo25 Limited is a digital marketing firm based in Leeds, England, and founded in 2019. Their team of no more than 50 provides digital strategy, affiliate marketing, and SEO solutions for small and mid-market businesses alike.
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DD Frames LTDIndustries
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86$10,000+10 - 49 employeesLondon, EnglandRead More
Zest Digital Limited is a digital marketing company with offices in Oxford, London, and Birmingham, United Kingdom. The 13-person team’s services include content marketing, digital marketing, PPC, and SEO. Founded in 2010, they work primarily with small and midmarket businesses in the business services, manufacturing, and education industries.
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Feldon ValleyIndustries
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87$1,000+10 - 49 employeesLondon, EnglandCodious Technologies – WordPress Core Contributors & SEO Specialists | Leading Digital Marketing Agency London is a SEO agency. Founded in 2016, the company is headquartered in London, England and Sahibzada Ajit Singh Nagar, India. The small team specializes in Search Engine Optimization, Web Design, UX/UI Design, Web Development, and more.Read More
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Expenzing Chris JamesIndustries
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88$1,000+2 - 9 employeesLondon, EnglandRead More
Market Jar is a digital marketing and design agency that was founded in 2017 and is based in London. Their team of 3 employees specializes in SEO, advertising, and email marketing for primarily small business clients in the consumer products, retail, and e-commerce industries.
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89$1,000+2 - 9 employeesLondon, EnglandDCP Web Designers is a web design agency. They are in London, England and London, England and have a small team. The agency focuses on Web Design, Web Development, E-Commerce Development, and Search Engine Optimization.Read More
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Showtime Fireworks EH Capital Pro Fire Safe Make My House WarmerIndustries
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90$1,000+50 - 249 employeesLondon, EnglandValueHits is a midsize SEO company. Launched in 2010, the team provides Search Engine Optimization, Ecommerce Marketing, Social Media Marketing, Pay Per Click, and more. The company is located in Mumbai, India; Queens, New York; Parramatta, Australia and London, England.Read More
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OTech Regal Autosport LBTC DerayahIndustries
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