Pete Nappi is an American songwriter, producer, and multi-instrumentalist recognized for his innovative approach to pop, rock, and alternative production. Based in Los Angeles, he has collaborated with artists across genres, including GAYLE, Madison Beer, and Thirty Seconds to Mars, developing a reputation for blending emotionally charged melodies with atmospheric soundscapes. His skill set spans writing, arranging, engineering, and performing, making him a key figure in shaping modern pop-rock sounds. He is a member of the alt-pop trio Ocean Park Standoff.

Pete Nappi has been an essential creative force in ONE OK ROCK's evolution toward a global sound, contributing significantly to Eye of the Storm, Luxury Disease, and DETOX. His involvement covers songwriting, composition, arrangement, and production. Early collaborations include tracks like Change and Wasted Nights on Eye of the Storm, where his polished pop-rock sensibilities played a crucial role in the album's crossover appeal.

Nappi's creative partnership with ONE OK ROCK deepened on Luxury Disease, contributing to the dark, cinematic tones of Mad World. This continued into DETOX, where he co-wrote, composed, arranged, and produced standout tracks such as Tropical Therapy, This Can't Be Us, The Pilot </3, +Matter, and Dystopia. His work on DETOX highlights a heavier, experimental direction that fuses rock energy with pop sophistication, cementing his role as one of the band's most influential Western collaborators.