Mixing & Mastering Engineers, Producers & Songwriters who worked with Robbie Seahag

World-class bassist and guitarist heard with Sean Lennon, Tom Morello, Rickie Lee Jones, Wet, Weyes Blood, Zappa-Alumni, Mahavishnu Project, Ed Palermo Big Band. Fast, musical, broadcast-quality tracks from my NYC and portable/remote studio.

Hi, i'm Charlie!

I have recorded for artists such as Adriana Lucia, Carlos Vives, Diego Torres, Qarto Aparte.

Producer specializing in trap, jerk, afro, and pop. I help artists achieve a professional, streaming-ready sound. Fast turnaround and clear communication. Available for film and advertising soundtracks.

Professional songwriter for hire. I specialize in dark, emotional, cinematic pop/alt vocals with strong toplines and lyrics that hit hard. If you’re looking for lead vocals, hooks, or full songwriting for a release-ready track, I deliver clean, expressive performances — I’m looking to find paid work. But am open to collaboration.

Stand apart from the masses with guitar parts and arrangements of the quality only someone trained in jazz can produce. Professor of music, arranger, and guitarist that's been hired by jazz greats such as Sean Jones, Warren Wolf, Ronnie Laws, and others. Graduate music degree from the Peabody Institute on full scholarship.

I’m Marcus—better known as Sunnyboidaartist—a visionary producer, writer and creative architect who makes R&B,, and global influences into unforgettable soundscapes. I don’t just deliver music—I deliver movement. Whether you’re an artist looking for a custom instrumental, a song writer/hit maker reach out and let's make magic happen.

Christian is an award-winning composer for film & tv based in Vienna. He writes cinematic music across full orchestral, hybrid, and smaller ensembles, focusing on strong melodies and carefully tailored soundscapes for each project. Known for his elaborate mock-ups, christian is requested for orchestral arrangements by other composers and producers.

I’m a musician-first mixing & mastering engineer with 15+ years in bands, specialising in alternative, rock, and alt-pop. I create emotionally-driven mixes and masters that retain performance, clarity, and dynamics, shaping a cinematic world around each track for modern streaming and release-ready audio.