Mixing & Mastering Engineers, Producers & Songwriters who worked with John Splithoff
2025 Grammy Winning Mixer for Best Global Album with "ALKEBULAN II" Album by Matt B and Royal Philharmonic Orchestra. Matt Sim is a 1xGrammy Winning, 4xGrammy-nominated, Multi-platinum & Billboard Charting Mixing & Mastering Engineer (Stereo/ATMOS/360RA). Former staff mixer at The Hit Factory NYC.
Award-winning, iTunes Top Songs #1, Top 3 Billboard, iZotope & Shure sponsored Mixing & Mastering engineer. I work on records from all over the world and will be by your side in bringing your vision to life. I started Next Level Recording with one idea in mind - to deliver the finest mixes & masters around!
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Experienced producer, mix engineer, songwriter, musician, and singer with a degree in Audio Engineering and has been mentored by grammy award winning engineers.
I am the face behind Antarctica Music, and I produce electronic and dance music. I am new to the music scene, as I posted my first track on SoundCloud on February 2021. However, I have since improved with my music. I don't sing, and I only posted instrumental music.
My training is therefore not only a musician but also a sound engineer and producer, collaborating with various musicians in the sector, the most important being the collaboration with Sony Music as a drummer and session player.
We are brothers John and Ted Siegel and we specialize in writing, recording and mixing Americana, Blues, Country and Roots Rock. John is an experienced drummer, harmonica player (endorsed by Lee Oskar), vocalist, composer, drum technician and recording engineer. Ted is a very unique songwriter, slide guitarist, vocalist and mix engineer.
Artistry meets intention. I’m Johari Noelle, a singer/songwriter blending soul, story, and sound. Let’s create something timeless, in any genre.
🎧 I’m a passionate sound engineer, specialized in mixing and mastering urban music: Rap, Trap, RnB, and Afro. My goal? To deliver a professional, punchy, and modern sound, inspired by top US artists like Future, Gunna, Travis Scott, and Playboi Carti. I mix by ear and always check my tracks in the car, club, and headphones – just like you do.
I’m Thonia—a faith-driven songwriter and vocalist blending soulful emotion with modern worship and folk-pop. I specialize in heartfelt, Spirit-led music that connects deeply and uplifts listeners. Top credits include “Rebound” and “Wildfire,” featured on Christian radio and playlists.
Looking for a professional session guitarist with over 25 years of experience without selling your spleen? That's me. I'll get you high-quality, mix-ready guitar tracks fast.
Recent Successes
"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 ..."
"Great guy, a lot of drive, willing to get the job done."
"Excellent - did as asked. Recommended"
"I have no complaints with what I received from Diamond Groove Services. "
"Excellent studio for mixing and master, very personal follow-up with nice ideas and taste. By far my best sounding track."
"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..."
"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."
"Fuseroom are professional/communicative/friendly. I gained new insights into refining my sound and was impressed with the warm/analog feel and dynamics that were added to my composition. I recommend business with them..."
"That’s a real chance to feel the spirit of fantastic rock sound, working with Eric. I told him to mix my song just as he liked and he did it as I’d wished. It was a kind of the next step in my vision of my own music. ..."
"Awesome work."
"Very Professional had no problems making adjustments to the mix. Mike delivered me a high quality mix that sounds big and vocals are crisp and clear. I will definitely use Mike for my next project!"
"This is my pride to work with this man and I will always recommend him to people who wanna make their sound better and better. "












