Mixing & Mastering Engineers, Producers & Songwriters who worked with Klem Schen
Ready to take your music to the next level with a professional mix and master? I’ll turn your raw tracks into polished, industry-ready music, enhancing clarity, depth, and punch. I’ve mastered tracks totaling over 80 million streams, bringing a refined, release-ready sound for rappers, producers, singers, and I also offer full production services.
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William J. Sullivan is an LA based writer, producer, and engineer who has lent his creative expertise to a wide array of projects spanning across chart topping music releases to film and TV blockbusters. He started his career as an engineer at Studio 4 in Philadelphia and continued in 2008 after moving to NYC where he founded Wreckin’ Joint.
As a songwriter, pianist, and vocalist, I combine strong melodic instincts with thoughtful lyric writing to help artists create songs that connect emotionally and stand out. From intimate ballads to polished pop, I work collaboratively to deliver music that's authentic to your vision.
Professional singer, songwriter and poet. Released an EP called "Good Trip". Graduated from music college
All-around producer and multi-instrumentalist, with a Brazilian flavor up on the sleeve.
You will find no one with a mix of higher quality and value for money
🏆 #TOP5 INTERNATIONAL ARTIST for 2 times, with more than 1M listeners and 350K downloads. If you are looking for a professional & actual sound in Pop, Folk, Groove, Dance... I'm your man! I have been a songwriter and singer in the studio and live for more than 15 years (with more than 500 gigs) and 8 years as a music producer. Let's talk! 💬
I'm an up & coming producer, very committed to the game and looking for opportunities to work with talented musicians. I can make drill/trap/wave. I can play the guitar to grade 8 level.
Recent Successes
"His melody sense & Vocal voice is great! Also he is very quick to work. Especially I really like top line made by him. I hope making music again with him soon :)"
"great voice and talent to work with. great ear for melody- "
"Amazing work!!! And a super fast turnaround time! "
"Wonderful, incredible. I want to work again. Awesome!"
"Fast AND talented :)"
"Taylor was awesome to work with. Great voice and tracks delivered in tune, in time and with a great feel. She's professional and provided a quick turnaround. Highly recommended."
"Adam is an incredibly gifted songwriter and a pleasure to work with. He made every change I requested without question & executed them even better than I could have imagined. He's a serious asset to this site."
"Incredible singer and also fast!!!"
"Great job!"
"Working with Victor to finish a couple of projects and its been great working with him...professional, friendly and fast!"









