Mixing & Mastering Engineers, Producers & Songwriters who worked with JKJMETASCO

I specialize in clean, powerful, and emotional mixes across hip-hop, pop, and alternative genres. Whether you need radio-ready clarity or underground grit — I’ll get your sound exactly where it needs to be. Trusted by 150+ artists. Let’s make your track shine.

If you're looking for a fresh sound alongside with quality arrangement and mixing, well then you've came to the right place. "A great song can make the worst singer in the world a star. A bad song can't be saved by the three best singers in the world."

Songwriter and producer. Composition of original music and lyrics, covering different genres. Passionate, creative and hard worker.

I love all genres of music and I challenge myself to always create something unique!

I'm Located in New Orleans and I specialize in Songwriting, Tracking and Mixing. I come to Hotels, Motels, Tour busses, and Apartments. I have a set up that I can record Anywhere and Mix Everywhere. I pack my equipment up and bring the studio to you.

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mixing, mastering, producing over 10 years (metal, rock, hip-hop, pop)

Juan Pablo Negrete alias J.P. is the founder of Melrose Sound Studios in LA. He previously worked as head engineer at Atlantic Records and Warner Music Group. Persistence and dedication led to two Grammy nominations for his vocal production work for Flo Rida. J.P. Negrete has also worked with artists including Skrillex, Nelly, Jason Derulo, Cody S