Mixing & Mastering Engineers, Producers & Songwriters who worked with Sessions
Precision-driven analog audio engineer shaping vintage country rock sounds.
Ever been looking through youtube for beats that just didn't fit your song correctly or sounds like everything else? Or maybe you're missing that perfect piano or bass part needed to complete your song? I got you. I've got quick turnaround times whether it's a beat you need remade, or a piano/bass line to complete your next smash record!
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Being as much of a musician as I am an audio engineer, I've got an ear and attitude for excellence. Whether it's songwriting, music mixing, radio broadcast, or live sound, I strive to empower those who I work with by providing them with a sound that far surpasses expectations.
Hard rock vocalist with credits/collaborations with Olly Steele, Adam Nolly Getgood, Adam Bentley, Aviations, Lauren Babic, Lithuania HQ Records and more.
Multi-genre artist/songwriter with extensive placements. I’ve written and performed songs for TV shows like The Kardashians, Love Island and Selling Sunset. (Netflix, CBS, NBC, Hallmark). Featured on Spotify's Global/US Viral Top 50 playlists. I’ll write, record, and arrange my vocals to match your track and it stand out from all the rest!
I’m a Spanish/English vocalist, writer and background singer with over 15 years experience on TV, radio, film, studio sessions and live performances.
Co-writer of the 2nd single off Sara Bareilles's Grammy nominated "The Blessed Unrest". Other collaborations include Jade Bird, Elliphant, Say Lou Lou, Courtney Marie Andrews, Jenny O and Rogue Wave. Songwriter, producer, professional singer, guitarist, bassist. International touring with Lucius and Richard Marx.
I sing! I write! Will I be doing either for you? Let’s see. My vibe is unique, and soulFULL. Always writing. Always a melody in my head. Let’s see if we’re a match!
Getting your guitar tracks for free with tons of passion! YES!
Bassist for Dove Award and NAACP Image award winning artists Featured on tune with over 11million views Eclectic taste with focus in gospel, reggae, r&b, funk
Recent Successes
"Easy to work with, polite, and caught the vision of my record. This is the second engineer that I could say, knows what he is doing. God willing I will be sending him more records to mix and master for future projects."
"Matty was recommended to me and it was the best thing getting in touch with him. He has rare qualities - an amazing musican, producer, sound engineer, intuitive, responsive, interpretative and understanding. I cannot ..."
"Prompt, professional, and patient. Sefi is pleasure to work with. He listens to the customer and delivers accordingly. Finally found the mastering engineer I've long searched for."
"This is the great job made by Sefi on my new song WALKING DEAD: https://www.youtube.com/watch?v=ojAWZdkO2bE You know what? I will have remix some of my previous songs too... he's so good!!! "
"I am very demanding of myself, I like a very well done, it takes a lot of discipline against me but also against people with whom I work. Working with Mike was a great experience. One of the things that I enjoyed a ..."
"Great Artist!"
"I have no complaints with what I received from Diamond Groove Services. "
"Thank you Denis.The tracks sound excellent.Looking forward to work on more projects."
"Music has to be mixed and mastered by a professional engineer. Sefi Carmel should be your engineer of choice, no matter what your genre is. He took extra good care of my song "When A Man Loves Another" Listen for y..."
"Meeting Chuck Sabo through Soundbetter is the best thing that happened to our music. The consummate professional: helpful, dependable, uncomplicated. A great drummer, but even if you don't need drums, hire him for his..."
"Mixedbymike was extremely professional, worked quickly, and gave me great results. I had a rather short deadline but he was able to work quick enough to let me reach it. After he gave back the first mix, it only too..."
"Absolutely amazing singer, total pro, vocals recorded perfectly and quickly. Total gent too!"













