In recent years, the world of communication has undergone a considerable evolution.

Technological advances have opened new channels and new ways of interacting with the consumer. Zertem Communication Group, through the companies it comprises, offers 360-degree communication solutions, with services tailored to your projects and maximum flexibility.



EQUMEDIA is the leading independent Media Agency in Spain in terms of turnover. Founded in 1989 by LEO BURNETT GROUP, DMBB, YOUNG RUBICAM and GREY GROUP, company executives took it over in a management buyout in 2006.

Based in Madrid, it services a wide range of clients, from government bodies to direct advertisers in countless sectors.

EQUMEDIA combines the expertise of the pioneering independent agency in the Spanish market with the innovative vision of an agency that constantly reinvents itself to remain at the forefront of the market.


Founded in 2008, Infinity has rapidly become an agency recognized by the industry for its vision, leadership in generating ideas, its working flexibility and generation of value for its customers.

Led by professionals with extensive experience in multinational groups, INFINITY is based in Barcelona where it serves a diverse number of advertisers.

INFINITY is an agency born in the digital age, driven by curiosity to innovate and passion to grow brands and exceed clients’ expectations every day.

Ingenio Media


Based in Galicia and founded in 2009 to meet the needs of the local markets in northwest Spain, INGENIO MEDIA operates from the in-depth knowledge it has of the consumer, offering a personalised customer service and full knowledge of the local market.

INGENIO MEDIA provides an integral communication service to its customers, with a team of professionals with a great deal of experience in the local market, proactive and committed to the customer.

Partner Agency



Communication national agency founded in 2000, with a special presence in Andalusia and the Basque Country.

ZOSMAMEDIA has a stable customer base, more than 7 years of working together on average. In addition to the planning and media purchase, ZOSMAMEDIA provides PR and Social Marketing services among other diversified activities.