Mixing & Mastering Engineers, Producers & Songwriters who worked with Dan Willenberg
I am a formally trained creative professional in the fields of music and audio technology. For 15 years I have worked professionally in Jazz, Folk, Classical, Rock, Alt-Rock, Christian/Worship and Film music. I do free-lance audio and music work while operating my video production company Overneath Creative on the side.
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Songwriter, ASCAP Award Winner, Latin Grammy Nominee, Grammy Nominee, Billboard Award Winner, Premios Lo Nuestro Winner and Member of the Latin Group "Son By Four".
Let's make amazing music together
I am an ambitious and fast-moving producer who wants to get the best out of his work. Good cooperation is paramount and I want to achieve the best result to satisfy the people I work for.
NEW! ⏯ Sony & Spinnin' Records vocalist and songwriter. "Campeona" with Nicky Jam, as Iwaro, released on Spinnin' Records. "Tócame" with Drenchill, 1.4M plays on Spotify. Topliner, Ghost-Songwriter for multi-awarded Latin & Reggaeton artists. Featured Nicky Jam and Daddy Yankee. "En Línea" iTunes Spain #1. With Honorata Skarbek, "IYO" #1 in Poland.
Can teach and produce music production and sound design techniques at an intermediate or entry level. Also available pretty much all the time, discord works best as i can literally share my screen and audio and deliver a personalized production environment that results in seamless workflow.
I help artists promote their music through engaging TikTok and YouTube Shorts.
Media composer and mixing engineer focused on storytelling through sound. I create music and sound-driven compositions for film and visual media — subtle, emotional, and structurally precise, always serving the picture and narrative. I also provide clear, detailed mixes with a strong sense of space, balance, and musical intention.
Experienced audio engineer and producer specializing in high-quality mixes that bring emotion, clarity, and life to your music.
Recent Successes
"highly recommended. very skilled, creative, and good attention to detail. quick turnaround. professional. "
"I've worked with several mix engineers but Sefi really stands out from the crowd and... will make your music better too!"
"Tyler did a phenomenal job demoing the songs I sent him. Very professional, punctual, and easy to work with! "
"It was amazing working with Kamber. Her vocals and piano playing captured exactly what I was looking for. She sings and plays with so much emotion and passion it brought tears to my eyes. Her musical skills are one o..."
"Eric is great to work with. He is super prompt in responding to emails, and gets the work done quickly. He worked patiently with me to get the sound I wanted and until I was sastisfied with the outcome. He is a real p..."
"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!!!!"
"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..."
"Robert Smith did a great job he mastered 10 songs mixed by 2 different people different levels I was very impressed with the results. He knows his stuff. "
"I got a great mix from David. He knows how to make your song have a great sound and quality. You should try his services, you won't regret. "
"Natalie Major delivered recorded vocals, as promised, within the time frame that she said she would. Fantastic voice, excellent recording quality, and an extremely reasonable price. I'm looking forward to working with..."
"The care and thoughtfulness of Blush's work is evidenced by the passion in her performance. Her melodic choices, harmonies, ad libs and vocal arrangements are otherworldly. She is easily one of, if not THE most, talen..."
"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..."
