Top 10 Marketing Agencies in Spain for 2026

Delante is a Krakow-based search marketing agency founded in 2014 with additional offices in Algarrobo-Costa, Spain and Ferrara, Italy. The agency specializes in MPSEO (Multi-Platform SEO) and AISO (AI Search Optimization), helping clients achieve visibility across Google, AI-driven search tools, social media, and marketplaces in 29+ countries. Services include technical SEO, international link building, multilingual content strategy, PPC, and AI development support. Delante is a Google Premier Partner and has received multiple industry awards including Forbes Diamonds 2025, Global Search Awards 2024, and European Search Awards 2024. With 157 Clutch reviews at a 4.9 rating, Delante stands out as one of the most extensively reviewed SEO agencies in Central Europe.

Minty Digital is a global search marketing agency headquartered in Barcelona with offices in London and New York that helps SMEs and international brands grow through SEO, PPC, content marketing, and digital PR. Founded in 2015, the team focuses on revenue outcomes rather than vanity metrics, citing 4-12x return on investment over 12-month engagements. Their proactive communication and strategic digital PR work -- which generates significant media coverage and backlinks -- sets them apart from pure SEO shops. They serve financial services, legal, SaaS, e-commerce, and telecoms clients.

Algofy is a full-service performance marketing agency with offices in Barcelona and Lisbon that combines AI-powered tools with category specialists to grow e-commerce and consumer brands. Their proprietary AI handles customer insights and bid management while their team runs paid search, social, and Amazon advertising alongside SEO, email automation, and landing page optimization. A commission-based pricing model ties their revenue directly to client growth rather than ad spend, making them a results-oriented partner for outdoor, health, beauty, and food brands.

COSEOM is a Barcelona digital marketing agency specializing in international SEO and multilingual paid search programs. COSEOM helps companies expand visibility across markets with language-specific strategy and measurable performance optimization.

ExpandX is a Sofia-based full-service digital agency founded in 2015 that helps B2B and B2C companies build a comprehensive online presence. The firm offers web development, e-commerce, video marketing, SEO, PPC, social media, branding, and digital strategy under one roof. With offices across London, Munich, New York, Madrid, and Dubai, they serve clients in construction, legal, fintech, healthcare, hospitality, and retail. Their collaborative, award-winning approach has earned them a perfect client satisfaction record across 66 verified reviews.

RadASO is a Kyiv-based mobile app marketing agency founded in 2018 that specializes in app store optimization, paid user acquisition, and app localization. The team of 50-249 professionals works across iOS and Android ecosystems, helping apps from gaming to fintech to e-commerce improve store visibility, conversion rates, and long-term retention. Clients include Kyivstar, Snov.io, and Protectimus Limited. With offices also in Barcelona and New York, RadASO serves international app publishers seeking measurable growth tied directly to store performance.

Imagina Digital is a Spain-based digital marketing agency focused on social media, campaign strategy, and creative-led growth. Imagina Digital helps brands increase engagement and demand through channel planning, performance tracking, and ongoing optimization.

Kloc Technologies is a digital agency founded in 2007 with a presence in Barcelona and Bengaluru that builds e-commerce stores and custom web applications for online retailers. The team specializes in Shopify, Shopify Plus, and WooCommerce development alongside Ruby on Rails and MERN stack projects, combined with UI/UX design, branding, and SEO. With over 1,000 clients across five continents and 50+ employees, they deliver consistent quality for fashion, health, beauty, electronics, and food brands seeking polished storefronts and strong conversion performance.

Equinox Dynamics is a digital marketing agency delivering SEO and performance-focused online growth services. Equinox Dynamics works with companies aiming to improve search visibility, qualified traffic, and revenue outcomes through structured execution.

TRECE is a strategy-led agency helping brands with digital marketing, positioning, and communication execution. TRECE supports companies with campaign planning, channel activation, and practical performance improvements tied to business goals.