Rafael Carreras Puigdengolas was a Spanish industrial designer and architect known for his significant contributions to lighting design during the 20th century. Born in Barcelona, Carreras Puigdengolas was a pioneer in merging modern aesthetics with technological innovations in the creation of lamps and furniture, leaving a lasting legacy in the history of Spanish design.

In 1958, he co-founded Metalarte, a brand that would become a benchmark for contemporary lighting design. From the outset, Metalarte stood out for its avant-garde approach and collaborations with prominent designers of the time, helping to position Spanish design on the international stage. Carreras not only created functional and elegant products but also championed the use of new materials and techniques in the production of lighting fixtures.

His visionary approach and ability to blend functionality with aesthetics made him one of the most influential designers of his era. Carreras played a vital role in shaping the evolution of Spanish design, leaving a legacy that continues to inspire the industry today.