Mixing & Mastering Engineers, Producers & Songwriters who worked with Swiss Pack
30 years of experience in producing brass- & mixed hornsections, solo lines on trumpet, valve trombone & tuba, as single tracks or already mixed as stereo stem, arranging, mixing, recording on top notch equipment. Mix & production of entire tracks analog, digital or mixed, huge selection of synths & mics, vintage and brandnew outboard equipment.
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Ready to take your sound to the next level!
More than 20 years exploring ways to get the best mix. Always open to try new things with the sound. I'm a recording engineer, a mixing engineer and a mastering engineer. I compose music for my soloist project and for films.
Listo para hacer brillar cada nota de tu música. Soy Adrián, y te ofrezco mezcla y mastering profesional. Juntos, llevaremos tu música al siguiente nivel. ¿Listo para destacar? ¡Hablemos!
Donato is a composer of film music and guitarist. He studied classical guitar at the conservatory and a master's degree in music composition for films, documentary videogames and TV series. He has participated in webinars and Masters of artists such as Danny Elfmann, Bryan Tyler, Joe Kataldo, Steffen Schmidt, Conrad Pope, John Powell, John Debney!
Looking for a seasoned songwriter? • Crafted to Perfection • Versatile Styles • Collaborative Spirit • Emotional Connection • Timely & Professional • Tailored to You • Years of Experience • Passion-Driven Let's create music together!
I mix your pop & electro-pop tracks online with emotion, clarity, and punch — delivered in 24–32h. I’ve worked with 30+ artists and 50+ Spotify songs. Underground rates, professional sound that makes your music truly feel alive. This is what I love, and I give 100% to each project, elevating your track in ways most mixes won’t — beyond sound.
We are "Perfect Shadows", we write, produce, mix, master, and everything that involves creating a powerful and impactful song. We decided since we love doing it so much with our own music, why not help others achieve the perfect sound that they want as well!
Life$un: Billboard-charted music & media composer, creative beat maker, songwriter & sonic architect consultant blending soul, story, and swagger into genre-defying hits for ALL audiences. 🗣️🔊This equation expresses mass-energy equivalence, but in LIFE$UN’s music universe & audio/music verses it symbolizes: 🔊 Energy = Message × Creativity²
Recent Successes
"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..."
"We have a very good experience with Long Range Mastering. They help us a lot in our sound and our general sound image. They have real understanding of the sound picture and we have a full comfort when collaborate. ..."
"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've worked with several mix engineers but Sefi really stands out from the crowd and... will make your music better too!"
"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!!!!"
"I worked with François Michaud at Wild Horse Studio and i liked a lot. I needed a woman singer for one song. He attended me fast, arranged the professional and recorded with high quality. I recommend! "
"Paul is very professional, prompt, and is very easy to work with. He took the time to ask specific questions about what we needed, and made it work. Above all, the quality of his musicianship was excellent, and adde..."
"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..."
"Eric is very professional and prompt, responding to emails quickly. His extensive experience in the industry is helpful as well."
"As for me Mike is a genius, once he caught your vibes, he will just enter your soul and make you vibrate with the way he will mix your music. this guy is just wonderful. Just try him and see, you will definitely agre..."
"It was a great pleasure working with Mr. Victorino. I am happy with the work that he did with two of my songs I highly recommend for all you song writers out there give this talented producer A call . You will be glad..."
"Thanks Robert, this was a easy and good collaboration."









