Alex Mas Cepero

Alex Mas Cepero is an innovative entertainment industry marketer known for leading personalized and impactful campaigns for A-list and emerging artists.

Alex currently leads artist marketing services at Duetti, where she supports independent artist partners through strategic marketing programs. She also manages brand marketing for the company, helping elevate Duetti’s presence across the music industry.

Previously, Alex was at TIDAL, the fan-centered music streaming platform known for its HiFi sound quality, where she managed TIDAL RISING – the company’s flagship program supporting emerging artists across genres. Since its launch in 2015, Alex played a pivotal role in the program’s growth, helping spotlight early careers of talents like Alessia Cara, 21 Savage, A Boogie wit da Hoodie, Mr Eazi, and Chloe x Halle.

Beyond RISING, Alex was instrumental in bringing TIDAL events, album campaigns, and products to life — including major projects like Prince’s Originals, THE CARTERS’ Everything is Love, and the launch of LIVE, the DJ playlist experience first hosted by Alicia Keys and Lil Wayne. She also spearheaded TIDAL’s annual philanthropic concert series, raising millions and featuring artists like Beyoncé, Jennifer Lopez, DJ Khaled, and Nicki Minaj.

Before TIDAL, Alex got her start on Roc Nation’s marketing team, working across major label campaigns. A first-generation Cuban American, Alex loves spending time with her husband and son, reading, exploring fashion trends, and going to Pilates.