Mixing & Mastering Engineers, Producers & Songwriters who worked with Withem

“Each mix I do has only one focus: to give the track a sound that matches the music. Every mix is worked on individually and without a formulaic approach. Cooperation with the artist is paramount and the willing to learn new things and experience new points of view in terms of composition, production and sound is what drives my mixes forward”.

I take all that is around me relatable to many and filter through my heart the lyrics that will inspire, motivate and change lives. I am very passionate through my music whether it was through my own life experience or someone else life experience as well as life events that impact us all and combinations of each.

Ron Skinner has been mastering records for over 20 years and has worked on hundreds of projects from a wide range of genres. He will bring all of this knowledge and experience to your project and will strive to bring out the very best in your final master.

Platinum music producer with +15 million streams on digital platforms. Audio mixing and mastering engineer.

“Each mix I do has only one focus: to give the track a sound that matches the music. Every mix is worked on individually and without a formulaic approach. Cooperation with the artist is paramount and the willing to learn new things and experience new points of view in terms of composition, production and sound is what drives my mixes forward”.

Add more life, colour and strong uniqueness to your music, with solid, melodic and groovy bass lines that cut through your music and keep your originality intact! I assure I can add the perfect low-end frequency vibes with precision and accuracy.

I write for the broken, bold, and the ones who press repeat.

Hi, I’m Kristian Kostadinović — music producer and founder of Day by Day Music Studio based in Osijek. I specialize in mixing, vocal mastering, and beat production, working across genres like hip hop, trap, soul, R&B, deep house, and afro-inspired styles. I stream regularly on YouTube, TikTok, and all major platforms, sharing my creative process.

Music producer, mixing & mastering engineer based in Buenos Aires with a growing international presence. Over +15M streams worldwide, charting releases and editorial support from Spotify, Apple Music & Amazon Music. I deliver club-ready, modern mixes and industry-level masters for electronic & pop artists.