Mixing & Mastering Engineers, Producers & Songwriters who worked with Polar States
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I'm a producer, musician and artist from Copenhagen. I've been working with lots of different artist and i love to work with a song so that both melody, harmonics and productions, gets as good as possible. At the moment I'm working on my own project 'KIM' - a pop project where i'm both singing, writing and producing.
Hey there! I’m Matthew Caleb, a soul-driven vocalist and composer with a warm, expressive tone and a knack for storytelling through melody. I specialize in R&B, indie, and acoustic work, and I bring a unique blend of emotional depth, dynamic vocal control, and strong lyrical instincts to every project.
I’m a London-based vocalist and songwriter specialising in soul, pop, folk, and EDM with melodies that are simple, powerful, and unforgettable. I’ve worked with Universal Production Music and BMG, with songs featured on Netflix, Love Island, Love Is Blind, and more.
Melodic Techno & Deep House ghost producer with 10+ years of experience, delivering emotional, club-ready tracks, professional mix & master, and custom Ableton projects.
Professional Music Composer & Arranger – All Genres
Trusted by McDonald’s, Emirates, and charting artists worldwide, I help artists turn raw song ideas into radio-ready, soul-stirring productions that connect deeply with listeners and elevate your brand.
Hi, I’m Celeste Collins, a versatile singer and songwriter with a wide vocal range and a unique, emotional tone. I specialize in delivering professional, studio-quality vocals across genres like Pop, R&B, Indie, EDM, Lo-Fi, Alternative, and more. Whether you need soft, dreamy vocals or powerful, expressive leads - I’ll bring your vision to life.
Recent Successes
"Very impressed with the level of professionalism and the priority on turning out great results that guarantee client satisfaction. Very pleasant to work with, friendly and attentive! Would certainly work with Alex Mor..."
"Matt is phenomenal. How a drummer this pristine with performances so exquisite can be so humble and easy to work... now that is a mystery for the ages. Eric Greedy said it above. Matt is simply as good as it gets. ..."
"Excellent - did as asked. Recommended"
"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..."
"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..."
"Robert Smith did a great job he mastered 10 songs mixed by 2 different people different levels I was very impressed with the results. He knows his stuff. "
"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,..."
"Thanks Edo! Working with you this 1st time is sure professional quality. I appreciate you for the Oomph to my tick. Im glad I can rely on your quality."
"Had Graham master the tracks for my album. He was super professional, had great communication and was prompt on delivering the mastered tracks. On top of all that his work was great, took all my tracks to the next lev..."
"I literally could not recommend Fuseroom more, I had such an amazing experience working with Alberto and Valeria! They were insanely helpful and extremely professional. I had a particular sound I really wanted, and d..."
"Eric is an outstanding person to work with. DO NOT HESITATE TO GO WITH HIM. He will give you an affordable rate and work his butt off until you get the mix that you truly want. I could not have finished my EP without ..."
"Leo works hard and he's patient. He never leaves you wondering what's going on with your project. He did a great job of interpreting what I, the artist, wanted in order to fulfill my vision for the sound of my song...."












