With over 20 years of experience, he has collaborated with such global brands as Adobe, Apple, Nike, Cirque du Soleil, Marc Jacobs, Universal Music and Wired. His work blends cultural heritage with contemporary visual language, creating unique images for advertising campaigns, magazine covers and editorial projects. Guillermo’s illustrations have been exhibited in Poland, London, Japan, Australia and across the Americas, earning recognition from the Society of Publication Designers, American Illustration and Lürzer’s Archive. In 2025, Adobe commissioned him to create the artwork for the Photoshop splash screen. He speaks internationally on creativity, cultural identity and hyperlocality and facilitates a participatory community-building workshop, Second Skin, which he has presented at events on three continents.

Finding his style by merging a love for photography and graphic design, he creates powerful experiences that move and challenge beauty standards. His work is a movement. His clients include Adobe, Apple, Google, HBO and the Oscars.

Other clients include Billboard Magazine, Conde Naste Traveler, Esquire, Fortune, Hyperion Books, Los Angeles Times, McGraw-Hill, MTV, New York Magazine, Nike, Pepsi, Rolling Stone, The New Republic, The Wall Street Journal, The Washington Post, University of Chicago Press and Vibe. He is the recipient of both a Gold and a Silver Medal for editorial illustration from the Society of Illustrators. He has illustrated three children’s books, Mama does the Mambo, Oye Celia, a biopic about Celia Cruz, and Float Like a Butterfly, a story about Cassius Clay. His 2023 memoir, Worm: A Cuban American Odyssey tells his story of migration and identity.

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His books and journals, including Things Are What You Make of Them, have sold over a million copies in 20 languages worldwide. Obsessed with aphorisms and ephemera, Adam’s work seeks to craft new reminders from familiar sources, offering his brand of “back-handed optimism” as a token of encouragement and camaraderie for other creative, emotional and deeply human people.

His prolific output takes the form of vibrant and energetic posters, record covers, editorial illustrations, films and self published books. His broad creative approach has seen him work with an amazing array of clients and collaborators including The New York Times, Hermès, Frank Ocean, Roisin Murphy, Uniqlo, Opening Ceremony, Rapha and too many more to mention. He was nominated for a 2026 Grammy Award in Best Recording Package category for his design of Mac Miller’s posthumous album Balloonerism. He was the cover artist of Harry Styles’ 2026 album Kiss All The Time. Disco, Occasionally.