Mixing & Mastering Engineers, Producers & Songwriters who worked with OnfroyAlma - Zipper

Professional Mixing & Mastering Engineer delivering release-ready, streaming-optimized records across all genres with precise vocal clarity, dynamic balance, and commercial impact.

Debussy once said "Music is the silence between the notes."

JMAC works with a hybrid approach, combining the precision of digital with analog character—running mixes through high-end outboard gear including the Chandler (Curve Bender) and DW Fearn/ VT-5 EQs, bringing warmth, depth, and musicality to every record he touches.

I am a Grammy Award-winning recording engineer and mixer, and I'll bring detailed attention to your tracks to bring them to life, always going above and beyond to make sure everyone is absolutely stoked with the result.

Your song deserves to sound as good as it feels — I mix hip-hop and R&B tracks with punchy drums, smooth vocals, and masters that translate everywhere.

I have been mixing for over 2 years for professionals all throughout Los Angeles. I can also make beats around your vocals if you send acapella's. I also can do custom type-beats. I can mix & master any song. 3 Platinum records.

I play 10-string Chapman Stick and cover many styles. I prefer to have creative freedom when collaborating, but can work to a brief. This instrument excels at doing "its own thing", but can also cover many bass and ambient needs. You can check out my music on Spotify or other platforms. I have been a pro working musician since the late 80's.

5x Grammy-nominated producer w/ credits on gold & platinum albums by H.E.R., Chris Brown, & Moneybagg Yo. I craft timeless, industry-ready music that connects. If you’re serious about your sound, let’s build legacy—not just records. Let’s work!

Elevating your band's unique sound with massive bottom-ends and punchy rhythms. Specializing in heavy, psychedelic rock (think Tool), I mix with respect for your vision. Need extra atmospheric soundscapes or sound design? I've got you covered. BA (Hons) certified, reliable, and always on time.