Mixing & Mastering Engineers, Producers & Songwriters who worked with The Letter Black
Over 1,000 reviews on this site. Has worked with many nationally and internationally successful multi-platinum artists as well as countless local and independent talent, in a variety of genres. Worked on multiple #1's at radio.
5x EMMY Award-winning, 4x GRAMMY Award-losing producer, mixer, and engineer with credits from Twenty One Pilots and Kelly Clarkson to Megadeth. I've produced, mixed, engineered, and written Billboard #1's, songs for film and tv, and even a few apps. I am currently the music mixer for The Kelly Clarkson Show, and mix music for broadcast.
I’ve tracked, produced, and helped develop hundreds of independent artists from all over the United States. I can help you take your music and artistry to the next level.
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Hey, I’m Martin. I’ve delivered 1000+ tracks worldwide as a Pop, Rock, and Latin vocalist, songwriter, and producer. Songs I’ve worked on have surpassed 60M streams. I craft emotionally powerful vocals and chart-ready productions in English and Spanish. Let’s create something special together!
Music Producer
Commercial mixing quality for up & coming artists. Taught by Grammy award winning engineer Leslie Brathwaite. I've mixed for notable artists like yaeow, DIRTYXAN, Neptune, Gina Livia, Lil Yung Pharaoh, Matthew Zeitler, Olivier., 8father, Sparrow. Millions of plays on streaming platforms. Film Festival International Fribourg award winner.
Audio- & Cutting-Engineer, Producer & Composer
Manu Cardenas; Artista Colombiano que dÃa a dÃa y desde hace más de 15 años trabaja, vive y respira música, con el ánimo de ser un cantautor de legado. Bajo la de dirección de Dios y sus colaboradores como: A220 estudio, Santiago Rivero Tapias, Nativa estudio, Pipe the Producer, Dr Davinchi, Marvin el quÃmico, Guette on the beat, Ovy on the druns,
I deliver industry-standard, perfectly sounding & tuned vocals for artists who want major-label quality. Send me your raw vocal takes—I’ll tune, edit, and process them into a top-tier final vocal.
Hello, Charry Fukuyama here, ready to serve. 50% discount until 12/7/2025 !
Are you an artist searching for that perfect song — the one that captures your voice, your emotion, and your sound? I help artists, producers, and brands transform ideas into unforgettable songs that connect and resonate.
Recent Successes
"His price was low and his mixing was good. It is easy to tell that Irving knows what he's doing. Thanks!"
"I tried Leo on one song and he definitely came thru. I came back to him for the next song and once again he performed well. Most of all I like his people skills. It is easy to communicate with this man! "
"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."
"Eric is awesome guy. He change my song to be great. I really appreciate to him. Thank you Eric. I want to work with you again!!!!"
"It was a pleasure to work with Maor, we got a good sound as a result of. I can say it was clearly, just in time,responsibly, with a professional approach. Thank you."
"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..."
"Out of all of the engineers, Wes was an OBVIOUS choice on the result of our single, "Control"!! My voice sounded crystal clear on every speaker we played!! (passed with flying colors) Even the samples we used in..."
"After Eric I won't look for another engineer. His mixes are beautiful and flawless. Not only are his skills exceptional but he is professional, polite, and prompt. Eric is also very willing to offer suggestions and..."
"fast & TOP Quality ...great intuition.!!! "
"Eric is an outstanding person to work with. DO NOT HESITATE TO GO WITH HIM. He will give you an affordable rate and work his butt off until you get the mix that you truly want. I could not have finished my EP without ..."
"Amazing mix engineer and co-producer. Simon was not afraid to share constructive criticism and really helped make the song the best it could be. He has many other musical services such as tracking and even had a sin..."
"Brandon is a fantastic mixer who is highly experienced and passionate about what he does. It was clear to see that he gave his full effort and went the second mile while working on my track. Thanks for the good work! "
