Mixing & Mastering Engineers, Producers & Songwriters who worked with Andy Kostek
I have owned my own studio for 10 years. Have done drum tracks of all styles for customers around the globe. My artists are not well known but they are happy with my tracks and always come back for more. I also produce and mix for most of my clients. I am a perfectionist. So your track will be flawless. Music is my passion and it shows in my work.
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Mix & Mastering multi platinum engineer. Also Dolby Atmos Music certified.
I DO IT ALL. Not only do i produce and arrange records then mix and master them, i'm also a DJ an make my own music as well so i know exactly what an artist is looking for and i always have my ear to the newest sounds and waves in todays music. I'm also a fan of many genres. Need your song to sound just right, I can make it just that and more.
Genre diverse musician, happy to help you make your music sparkle!
ROZO — Bilingual Songwriter Credited on LE SSERAFIM's "Perfect Night," their first English single and a multi-country #1 hit, Xavi's "Find Us Again" — his first-ever English-language single — and "Make It Count," the official anthem of the 2026 World Baseball Classic (Becky G, YEONJUN & Myke Towers). Latin Grammy winner (Dharma — Sebastián Yatra)
I am a highly experienced Juno nominated artist (2022 Rap Single of the Year) as well as a genre fluid songwriter amounting over 20 Million Streams across all platforms. I have worked with many multi platinum and grammy nominated artists/producers. Lyrics and melody are my specialty.
Every move contributes to the feel of your music so I will always put that as a priority when editing your audio.
Mixing & mastering engineer with 7+ years of experience – delivering clean, powerful, and emotional sound for independent artists.
Engineer and editor with 20+ years of experience and multiple Grammy-winning and Grammy-nominated credits. Elite editing across vocals, drums, and full-session cleanup for release-ready results. Transparent, natural vocal tuning preserves the artist’s tone, feel and emotion.
Recent Successes
"Andrew has a ear for music and sounds.. I am super picky with my art/music.. he made the track sound better than I could imagine.. I will 100% work with Andrew again.. "
"Lukas did a great job mastering our 6 song EP. Great customer service and communication. He was very patient and responded to all the changes we needed. Thanks Lukas!!"
"Andrew works quickly and communicates well to finish your job. He sent over test masters quickly and even gave me a couple of different ones, which went a long way in my decision to hire him. He did an excellent job,..."
"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..."
"great professional, great person, a pleasant surprise! He brought out the best from my music and did it in a short time. I recommend him!"
"Many thanks to Eric! It was very easy to communicate, despite my terrible english. I got exactly what I wanted. Very fast, very easy, very neat, very professional. I'd be happy to contact him again. A true master, sur..."
"Dustin really knows how to sing, and it was a pleassure working with him! fast delivery and great quality!"
"Mixedbymike was extremely professional, worked quickly, and gave me great results. I had a rather short deadline but he was able to work quick enough to let me reach it. After he gave back the first mix, it only too..."
"Good to work with and great communication."
"Great guy, a lot of drive, willing to get the job done."
"Francois is a great musician, guitarist and bass performer, very creative who put his soul, his top notch technique and experience to my rock song. He also remixed and mastered the song and the result is perfect. Besi..."
"Thank you for the patience and professionalism you exhibited while mixing and mastering my songs...Juan is a great mix-master who put the time and effort in to please his clients...Give him a try, he is excellent..."
