Top 100 SEO Companies in Cardiff
The Best of December 2025Looking for a top SEO firm in Cardiff?
Compare top-performing SEO agencies to see which may be the best fit for your business goals. Whether you're seeking to improve your ranking in search engine results pages, boost website traffic, or show up in local search results, investing in SEO is important for business growth.
To assist you in your search for a partner, we’ve compiled this list of the top SEO companies in Cardiff. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Cardiff SEO Firms
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$1,000+10 - 49 employeesNew York, NYSEO company NuStream is in New York, New York; Philadelphia, Pennsylvania and Allentown, Pennsylvania. They provide Search Engine Optimization, Web Design, Digital Strategy, and Video Production and were established in 2010.Read More
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61$1,000+10 - 49 employeesSwansea, WalesRead More
GR Digital is a Swansea, U.K. based digital agency that was founded in 2016. Their team of two offers clients PPC, SEO, and video production services. They mostly work with small businesses in the gambling, gaming, and media industries.
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62Undisclosed2 - 9 employeesCardiff, WalesEstablished in 2011, Brighter Comms is a public relations agency. The team focuses on Public Relations and Content Marketing and is in Cardiff, Wales.Read More
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63Undisclosed2 - 9 employeesNewport, WalesMA Consultancy, a small Digital Strategy company, is headquartered in Newport, Wales. The team provides Digital Strategy and Search Engine Optimization.Read More
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64Undisclosed2 - 9 employeesCardiff, WalesVermilion Digital Marketing LTD is a social media marketing company. Founded in 2018, their team offers Social Media Marketing and Search Engine Optimization.Read More
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65Undisclosed2 - 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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66Undisclosed2 - 9 employeesCardiff, WalesPay per click company Red Kite Digital Ltd is headquartered in Cardiff, Wales. The team specializes in Pay Per Click and Search Engine Optimization.Read More
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67UndisclosedFreelancer employeesCardiff, WalesEstablished in 2021, 4D:SEO is a small social media marketing company. Their services include Social Media Marketing and Search Engine Optimization.Read More
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68$10,000+10 - 49 employeesCardiff, WalesEstablished in 2002, Sotic is a SEO agency. The agency provides Search Engine Optimization and Web Design.Read More
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69Undisclosed2 - 9 employeesNewport, WalesKooky LAB is a small Newport, Wales-based branding firm. The team focuses on Branding and Content Marketing.Read More
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70UndisclosedFreelancer employeesCardiff, WalesFounded in 2019, Ctrl Marketing, a small web design company, is in Cardiff, Wales. Their team provides Web Design and Social Media Marketing.Read More
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71$1,000+Freelancer employeesCardiff, WalesLaunched in 2025, Mayura Creatives is a web design agency. The small team offers Web Design and Web Development.Read More
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72$10,000+2 - 9 employeesCanton , WalesCR Design Ltd is an Advertising company. Headquartered in Canton , Wales, their small team offers Advertising and Branding. The company was established in 2008.Read More
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73Undisclosed2 - 9 employeesTaff's Well, WalesBased in Taff's Well, Wales, Pogo Digital Marketing is a small Advertising company. Their services include Advertising and Email Marketing.Read More
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74Undisclosed2 - 9 employeesCardiff, WalesLobster Digital marketing, an Email Marketing company, was launched in 2004. The small team offers Email Marketing and Marketing Strategy.Read More
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75Undisclosed2 - 9 employeesCardiff, WalesEstablished in 2012, Dreem Media is a public relations company. Their team offers Public Relations and Pay Per Click.Read More
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76Undisclosed2 - 9 employeesCardiff Bay, WalesGomie Design is an Advertising company. Established in 2009, the firm is located in Cardiff Bay, Wales. Their team specializes in Advertising and Branding.Read More
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77Undisclosed2 - 9 employeesLangstone, WalesIC Web Design is an e-commerce development firm. The team is based in Langstone, Wales, and their services include E-Commerce Development and Graphic Design.Read More
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78Undisclosed2 - 9 employeesNewport, WalesWebber Design Limited is a branding agency. The team offers Branding and Print Design and is located in Newport, Wales.Read More
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79Undisclosed2 - 9 employeesCardiff Glamorgan, WalesLaunched in 2013, MooMoo Marketing Limited is a web design company. The team focuses on Web Design and Branding.Read More
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80Undisclosed2 - 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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81$1,000+2 - 9 employeesAberdare, WalesSgor is a SEO services firm established in 2018. The team offers Search Engine Optimization and Web Design and is based in Aberdare, Wales.Read More
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82Undisclosed10 - 49 employeesCardiff, WalesCarrick Creative is a branding company. Their team is headquartered in Cardiff, Wales and provides Branding and Content Marketing.Read More
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83$1,000+2 - 9 employeesMaesteg, WalesValley Web Designs is a SEO company. Launched in 2015, the team specializes in Search Engine Optimization and Web Design.Read More
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84$5,000+2 - 9 employeesLamby Way, WalesLocated in Lamby Way, Wales, PIXAFUSION Digital is a graphic design company. Founded in 2010, the team provides Graphic Design and IT managed services.Read More
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85$10,000+2 - 9 employeesCardiff, WalesBurningred, a branding company, was established in 2003. Based in Cardiff, Wales, the team provides Branding and Search Engine Optimization.Read More
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86Undisclosed2 - 9 employeesNewport, WalesSocial Elevation is a Newport, Wales-based branding company. They offer Branding and Email Marketing.Read More
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87$1,000+Freelancer employeesBridgend, WalesToro Sites is a web development company. They are based in Bridgend, Wales. Their team focuses on Web Development and Search Engine Optimization.Read More
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88UndisclosedFreelancer employeesBridgend, WalesAurora Digital Marketing is a Bridgend, Wales-based Content Marketing company. They provide Content Marketing and Conversion Optimization.Read More
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89$10,000+10 - 49 employeesCardiff, WalesSpindogs is a web design agency. Based in Cardiff, Wales and London, England, the agency offers Web Design and Web Development.Read More
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90Undisclosed2 - 9 employeesNeath Abbey, WalesAlix Digital is a small Neath Abbey, Wales-based pay per click company. The team specializes in Pay Per Click and Search Engine Optimization.Read More
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