Top 20 Mobile Optimization SEO Companies in Cardiff
The Best of December 2025Looking for a top mobile optimization SEO agency in Cardiff?
Mobile optimization refers to making your web pages accessible via different screen sizes, such as mobile phones and tables, and ensuring your content loads quickly across devices. Why is mobile optimization important? Well, people spend more time on mobile devices, so you want them to be able to access your content from their phones or tablets. Google also moved to mobile-first indexing in 2016. This means mobile accessibility now factors into rankings.
An SEO company that specializes in mobile optimization will look at your page speed, CSS, JavaScript, images, site design, and schema markup to see if it follows mobile best practices.
To assist you in your search for a partner, we’ve compiled this list of the top mobile optimization SEO companies in Cardiff. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Cardiff Mobile Optimization SEO Agencies
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1$1,000+10 - 49 employeesCardiff, WalesRead More
Pinnacle Internet Marketing is an SEO agency that was founded in 2007. Their office in Cardiff, Wales, has 13 employees who specialise in increasing business revenue and profits through ROI-focused SEO services, PPC advertising, and content marketing. They work primarily for small businesses and midmarket companies, and help grow these businesses through digital innovation.
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Martyn Prowel SolicitorsIndustries
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2$1,000+2 - 9 employeesCardiff, WalesRead More
SEO agency Appear Online was launched in 2022. Their small team is in Cardiff, United Kingdom. Appear Online focuses on search engine optimization, pay per click, web design, and web development.
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3$1,000+50 - 249 employeesCardiff, WalesIn Edinburgh, Scotland and Cardiff, Wales, Yard is a SEO services firm. Launched in 2006, the team focuses on Search Engine Optimization and Digital Strategy.Read More
Clients
Sainsbury's BankIndustries
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4$10,000+10 - 49 employeesCardiff , WalesCREO, a small branding company, is in Cardiff , Wales. The team specializes in Branding and Digital Strategy.Read More
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5$1,000+2 - 9 employeesCardiff, WalesRead More
New Media Ghost is a digital strategy company. They are based in Cardiff, United Kingdom and have a small team. Their services include digital strategy, social media marketing, content marketing, search engine optimization, and more.
Industries
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6$1,000+2 - 9 employeesCardiff, WalesCardiff SEO is a SEO agency. In Cardiff, Wales, the company offers Search Engine Optimization and Content Marketing.Read More
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7$1,000+2 - 9 employeesCardiff, WalesPixafusion Marketing Agency is a web design agency located in Cardiff, Wales. The team provides Web Design and Advertising.Read More
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8$1,000+Freelancer employeesPontprennau, WalesRead More
SEO company Andrew Weston - SEO Freelancer was established in 2020. They are in Pontprennau, United Kingdom and have a small team. Their services include search engine optimization, content marketing, digital strategy, email marketing, and more.
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9$1,000+Freelancer employeesCardiff, WalesHinch Digital, a SEO services firm, was founded in 2021. Their small team is based in Cardiff, Wales and provides Search Engine Optimization and Pay Per Click.Read More
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10Undisclosed2 - 9 employeesCardiff, WalesRead More
Nocturnal Lab is a web design and SEO agency from Cardiff, U.K. With about five employees on board, they offer web design, SEO, and e-commerce development to small business clients across the advertising, arts and entertainment, business, education, and financial industries, among others.
Clients
DBBCIndustries
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11Undisclosed2 - 9 employeesCardiff, South Wales , WalesRyan C Walsh Online Marketing is a SEO company. They specialize in Search Engine Optimization and are in Cardiff, South Wales , Wales.Read More
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12Undisclosed2 - 9 employeesCardiff, WalesMalang Creatives is a social media marketing company. Launched in 2020, the company is headquartered in Cardiff, Wales. Their team specializes in Social Media Marketing and Marketing Strategy.Read More
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13$1,000+2 - 9 employeesCardiff, WalesXFlow Studio is a web design company headquartered in Gifhorn, Germany and Cardiff, Wales. They provide Web Design and Artificial Intelligence.Read More
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14Undisclosed2 - 9 employeesPenarth near Cardiff, WalesWebJewel Digital Marketing, a small SEO agency and web design agency, is headquartered in Penarth near Cardiff, Wales. Their services include Search Engine Optimization and Web Design.Read More
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15Undisclosed10 - 49 employeesBridgend, WalesITCS is an IT managed services company. Founded in 2004, the company is in Bridgend, Wales. Their team specializes in IT managed services and Web Development.Read More
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16$1,000+2 - 9 employeesTaff's Well, WalesHML Marketing is a SEO agency. They are based in Pencoed, Wales and Taff's Well, Wales and have small team of experts. Their services include Search Engine Optimization and Digital Strategy.Read More
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17Undisclosed2 - 9 employeesCardiff, WalesPurple Ape Digital is a pay per click agency. They are based in Cardiff, Wales, and their services include Pay Per Click and Search Engine Optimization.Read More
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18$1,000+2 - 9 employeesTreforest Industrial Estate, WalesWeb design agency The 107 Group was founded in 2001. The small team offers Web Design and Search Engine Optimization.Read More
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19Undisclosed2 - 9 employeesCardiff, WalesBrandContent is a Content Marketing company. The company is in Cardiff, Wales. Their team specializes in Content Marketing and Search Engine Optimization.Read More
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20$1,000+2 - 9 employeesLlanfoist, WalesRead More
The Marketing Sparkie is an SEO agency based in Abergavenny, U.K. with fewer than 10 employees. Founded in 2013, they offer SEO services, digital strategy, and social media marketing for small businesses in the industries of advertising and business services.
Clients
Vinci Surveys LimitedIndustries
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21Undisclosed2 - 9 employeesCardiff, WalesIn Cardiff, Wales, Peak online is an Email Marketing company. Founded in 2014, the team offers Email Marketing and Graphic Design.Read More
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22$1,000+2 - 9 employeesSwansea, WalesSoroni.co.uk, a small Content Marketing company, is in Swansea, Wales and London, England. The team provides Content Marketing and Pay Per Click.Read More
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23$1,000+2 - 9 employeesCarmarthen, WalesFounded in 2021, DM Nexa Marketing is a digital strategy company. They are based in New York, and have a small team. The firm specializes in digital strategy, social media marketing, content marketing, mobile & app marketing, and more.Read More
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