LAST UPDATED October 25, 2025

Top SEO Firms in Spain

Sort by :
  • Winzyweb

    Barcelona - Spain

    At Winzyweb we specialize in web site design and development, web commerce, and marketing for businesses and organizations of all sizes. We provide new designs, overhauls, and monthly maintenance for our clients. We maintain close relations with

  • Loweb

    Barcelona - Spain

    Loweb is the reference page for SMEs and freelancers who want to have an internet presence in a simple way at a very economical price and with professional results. In just five steps and in any of our rates you get: Domain. hosting, corporate ma

  • BcnApps

    Barcelona - Spain

    Company specialized in software development and applications for iOS and Android. We are a young agency based in Barcelona, with a clear goal and a clear understanding of the times we are living. We are passionated about software development a

  • SciArt Design

    Barcelona - Spain

    We are a freelancer team of developers, creatives and digital marketing experts based in Barcelona and Budapest offering full-service digital solutions. In 2016 we have integrated our skills and expertise in SciArt Design, to offer versatile digi

  • Socialmood

    Madrid - Spain

    Socialmood is a digital agency that specializes in social media, branding, content, SEO/SEM, and digital marketing campaigns. Founded in 2008, their mission is to help companies connect with their audience in a closer, entertaining, fun and different

  • Story&Co

    Barcelona - Spain

    Founded in Barcelona in 2003, we are a full-service branding, design and marketing agency specialized in the property sector. Our mission is to develop brilliant strategies, campaigns, and marketing collateral for every project we are involved in

  • JM2 Informática

    Valencia - Spain

    Advanced Services JM2 S.L., is an IT services located in Valencia Optimize your business with our team of technicians. We have a wide range of services and specialists in all areas

  • Factory Pixel

    Valencia - Spain

    Avant-garde agency focused on the development of complete ecosystems for web environments and high impact digital audiovisual solutions. Our web development agency was born to make your dreams come true, 360º innovation, passion for what we do and t

  • Software development and responsible for web projects and eCommerce. Specialist in works with designers and marketing companies: management and technical direction of web projects so that your audience knows what you sell and find you for it on t

  • El Petit Kraken

    Cardedeu - Spain

    Web Design. Web Development. Illustration. SEO and Marketing. We are a creative team of professionals working between Barcelona and Miami. Our mission is to work together with you to turn your ideas into reality.

  • SEO Firms in Spain

    Choosing an SEO company in Spain isn’t just about finding someone who knows how to boost rankings — it’s about selecting a partner who understands the nuances of Spain’s unique digital environment. At SEMFirms, we’ve compiled a list of agencies that have proven their ability to navigate this landscape with skill and creativity. Our evaluation process looks for firms that can deliver tangible results across Spain’s diverse regions, from the bustling business hubs of Madrid and Barcelona to the growing markets in Valencia and Seville. We carefully examine their previous work to see how they’ve balanced technical SEO improvements with culturally relevant content that connects with Spanish audiences. A key part of our assessment involves verifying that these agencies follow ethical SEO practices, ensuring that the growth they deliver is sustainable and safe from search engine penalties. We also look for adaptability — the ability to shift strategies quickly as search algorithms, consumer trends, and competitive landscapes change. The firms in our list stand out not only for their technical capabilities but also for their dedication to building lasting relationships with clients. These companies tailor plans to your goals and budget so you get clear value. Reports are simple and easy to read, so you always know what’s working. They focus on attracting the right visitors, not just chasing more clicks. Start with a clear plan and adjust as you see results to keep growing.

     

    The SEO service agencies in Spain we recommend have developed a deep understanding of what makes optimization successful in the Spanish market. They know that local SEO isn’t just a technical checklist — it’s a blend of targeted keyword strategies, high-quality content creation, and trust-building with local audiences. Many of these agencies start with thorough research into your competitors, industry trends, and search behaviors specific to Spain. They then implement tailored strategies that might include optimizing your site structure, creating engaging Spanish-language blog content, and building backlinks from well-regarded Spanish publications and industry sites. They also track metrics like organic traffic, bounce rates, and conversion rates to ensure your investment delivers real business value. Beyond just ranking higher, these agencies aim to help your business become a recognized and respected name within your target market. Whether you’re focusing on a single city or targeting customers nationwide, these SEO professionals provide the insights, tools, and dedication needed to keep your brand visible and competitive in Spain’s fast-paced online landscape. With their guidance, you can grow your audience, strengthen your online authority, and achieve sustainable digital success.