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A billboard-charting, gold and platinum record producer with more than 1B streams, Charles “Kallaghan” Massabo is also a electronic music artist in the scene.

In 2022 he started releasing his own Electronic music on his label « Grail Records », collaborated with Insomniac Records on the release of « Losing My Mind » and got booked supporting headlining DJ’s such as Diplo, CID, Shiba San, Malaa/Tchami, Steve Aoki and performed at EDC Las Vegas.
 

As a producer, Charles « Kallaghan » Massabo collaborated with a wide range of marquee acts across many different genres including Walshy Fire (Major Lazer), Melii, BLVD & Laidback Luke, Dusty Locane, Ayo and Teo, Davey Suicide, Diamante, Reo Cragun and Luke Holland. He also spent a decade as a song writer, beat maker or vocal producer for Falling In Reverse and most recently produced the vocals for “Watch the world Burn”. 

Grail Records is a Miami-based independent record label in the United States, founded and owned by Charles Massabo and Christian Alvarez.

Charles Massabo, also known by his DJ name "Kallaghan," is a versatile French record producer, songwriter, and musician who has amassed over 1 Billion streams and received numerous gold and platinum records. Based in Miami and Los Angeles, he has gained recognition for his collaborations with Falling in Reverse, Metro Station, and various other projects, including his involvement in Ronnie Radke's rap mixtape "Watch Me" and Jacky Vincent's solo endeavor. In addition to his work with artists like Blvd, Walshy Fire, and Ayo & Teo, Charles has also contributed to sound design projects for esteemed brands such as Google and Sony Playstation.

Christian Alvarez, a lawyer by profession and a successful business investor with ventures like Miaesthetics, shares a profound passion for EDM, hip-hop, and Latin culture. Inspired by this love, he ventured into developing electronic acts.

Grail Records primarily focuses on promoting Kallaghan's electronic music productions and DJ career, showcasing his work as a music producer for artists like CXRD and BRYCE, among others.