Mixing & Mastering Engineers, Producers & Songwriters who worked with Copper Core
"Drums tailor-made for your project" Robin Rapsys' competency in reading, composition, and improvised music allows you to work however you like to work. You can "write out the part" or just "describe the feel" and he will come up with the rest.
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Kajsa’s co-writes have reached over 5 million streams on Spotify, and have received radio play on several radio stations around the world. Radio stations include; Sveriges Radio P3, P3 Din Gata, and several radio stations in the UK. Her writing has also been featured in many newspapers and music blogs like Euphoria, Göteborgs-Posten and Popmuzik.
I have 20 years of experience playing in studios and live bands, and am proficient at drumming and singing, especially harmonies.
Our team consists of highly motivated individuals who are determined to be more successful and bring happiness to the clients.
Soy compositor productor y cantante
I am a Music Producer and innovative musician, graduated from (UNEARTE) with 7 years of empirical experience and 3 years of professional experience. I am here to learn and share what I have learned in the desired jobs to be done. With me you can find trust and good treatment from artist to artist. The sky is the limit.
Production, mixing and mastering engineer. Student of the year 2025 for NTU sound production and audio technology. I've worked with many local artists in and around Nottingham and have produced many tracks that have appeared on BBC introducing.
Latin & Tex-Mex mixes with big drums, smooth mids, and clean highs—crafted for connection.
Vocals, songwriter, lyrics, mixing and mastering
Recent Successes
"This is top notch sound you can get on the planet, I'm working on my EP called 5012 and I had a song that had only one lead vocal with no single back-vocal nor adlibs with a strong beat but what Helik did to it is unr..."
"I worked with Leo once. I admit the first task I gave him wasn't a small one. Especially with my budget. He did the job wonderfully. I went back to him for my album and the man did it again. He is persistent, pat..."
"Mike did a great job on getting exactly what I wanted out of my mix and master. Definitely recommend."
"Easy to work with, polite, and caught the vision of my record. This is the second engineer that I could say, knows what he is doing. God willing I will be sending him more records to mix and master for future projects."
"The care and thoughtfulness of Blush's work is evidenced by the passion in her performance. Her melodic choices, harmonies, ad libs and vocal arrangements are otherworldly. She is easily one of, if not THE most, talen..."
"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,..."
"Lonny is an amazing guitarist. His musical skills and passion brought my song to a whole different dimension. Working with Lonny was easy, he understood what I was looking for and nailed It !!!!!!!!!! Lonny will be do..."
"Brandon is a fantastic mixer who is highly experienced and passionate about what he does. It was clear to see that he gave his full effort and went the second mile while working on my track. Thanks for the good work! "
"Awesome work."
"Amazing & Super talented .... extremely dedicated :) Thankyou so much "
"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. ..."
"very hard working team, attention to detail, skills and passion, I ended up with a very nice song unique production as I wished - Geeva"












