Mixing & Mastering Engineers, Producers & Songwriters who worked with Giuliano Romagnoli
As a session guitarist, I always focus on what your song really needs. I played live and recorded for many artist from Argentina, Spain, Brazil and Germany, that gave me the experience and versatility I have to help you get the guitar tracks you need on your song.
Producer, Mixer and Session Guitarist, Bassist and Key player. I can make your song sound BETTER for HALF PRICE others producers.
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I'm a mixing and mastering engineering at my recording studio NyckStudio (Brazil). I'm graduated in Classical Music (composer) at State University of Campinas and I work mixing jobs of different styles since 2006.
I am songwriter/producer based in London. I am very experienced and always looking for new talent to work with. I have worked for Major labels and with top 40 artists. The main genres I work in are EDM, Pop and RNB.
Subtle or in your face, the bass can make or break your tracks!
Im a 3x platinum songwriter who has created works for- Chris Brown, Marvels "Ant Man", August Alsina, 50cents "Power" series, How To Get Away With Murder, Armon and Trey, Dj Havanna Brow, Rich The Kid, Fox's Empire, and many more clients. I can write for a WIDE range of genres rather it be topline or melody. I look forward to working with you next.
I can sing and record my own voice for professional and commercial use in spanish or english. I've worked with artists such as Los Amigos Invisibles, Rawayana, Okills and brands like Subway, HBO and ESPN.
I turn ideas into masterpieces
Welcome to Exphonic. We're here to provide you with the best mixing, mastering, and music production that will make your music unique and unforgettable. With our experience in music industry, we guarantee a professional and high-quality result, to get your music ready to be published on every platform.
I produce professional, radio-ready tracks across multiple genres — from hip-hop and R&B to pop, and much more — helping artists bring their sound to life with creativity and precision.
Recent Successes
"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 was an absolute pleasure to work with! I had a quickly approaching deadline and he delivered faster than I ever could have imagined. I'm 100% happy with the work he did mastering my song, and will be returning to..."
"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..."
"I'm very happy with the result of work of Eric Greedy, his mixing and mastering process gave life and strength to my music, at the same time sounding professional and nice. I recommend Eric without doubt! "
"Thank You JVH Productions for the great sound and quality on my song your mix gave the music lots of justice. Keep it Blazing"
"Very professional, great top line writer and clean beautiful vocals. She delivers as promised and in excellent audio quality. I would definitely work with Natalie again. Thanks."
"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!!! "
"François Michaud from Wild Horse Studio marvelously found the perfect sound for our music! Although our production has a variety of genders, he just managed to satisfy our needs by highlighting the particular features..."
"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..."
"I've worked with several mix engineers but Sefi really stands out from the crowd and... will make your music better too!"
"Excellent - did as asked. Recommended"
"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 ..."













