Mixing & Mastering Engineers, Producers & Songwriters who worked with Sergio Castro
It is in the mixing process that music comes alive, we work on every detail of the audio without losing sight of the artistic concept and how it feels
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BBC Radio 1 voted Champion Sound. London based Producer, composer, mixing/mastering engineer, sound designer & recording artist. Fat Boy Slim, Carl Cox, Laurent Garnier, Claude von Stroke, Eats Everything & Jacques Lu Cont. 60+ tracks successfully produced.
Swell Audio is your go-to for top-notch music mixing, mastering, and DDP authoring services. Our skilled engineers use a Hybrid of Analog and digital tools and techniques to bring your music to life. Trust us to deliver a sound that meets your artistic vision and technical requirements. Contact us today to learn more!
I have been writing and producing for years as an independent artist and music creator and have worked with multiplatinum-selling writers and producers.
I’m Frederick Neal—guitarist, vocalist, producer, and audio engineer offering music creation, film sound, voiceovers, audiobooks, and pro audio editing. I deliver authentic, detailed, and expressive work that brings your creative vision to life.
I'am 17 year old self made music producer and audio engineer.
Getting back into music after taking a break to do medical school and residency. Spent most of my 20s in a Rock/Metal band touring the country and writing with some recognizable names in the 2000s rock boom. Now getting back into songwriting and producing. Looking for vocalist who specialize in EDM, Pop, and country.
Hey there, I'm Keonii. I'm a producer, singer, songwriter, topliner, multi instrumentalist, and mixing engineer based in California. I specialize in more pop and electronic music but definitely not limited to those genres. My goal is always to get the absolute best product regardless of the project or my role in the project.
Pro-level mastering for $40 per song. Fast turnaround, clear communication, and precision-focused results from a Nashville-based engineer with 25+ years in the music industry. I keep my rates affordable because I love helping artists and producers achieve an amazing final sound without breaking the bank. Most projects delivered within 48–72 hours.
Recent Successes
"Roneet is a warm person, very talented artist and a reliable professional. I feel lucky working with her on the translation of my lyrics because she did very good job and besides this, i earned a good friend."
"His price was low and his mixing was good. It is easy to tell that Irving knows what he's doing. Thanks!"
"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..."
"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..."
"Great job. Ricardo went all the way to make sure we were 100% satisfied. The end results is great!"
"Natalie was a pleasure to work with! Very professional and did a great job delivering excellent, clean vocals!"
"Really enjoyed working with Ollie! Readily available and very reliable in delivering what you need!"
"Eric is awesome guy. He change my song to be great. I really appreciate to him. Thank you Eric. I want to work with you again!!!!"
"Lukas has been great! I definitely recommend him. He has a very fast turnaround time, is very cooperative, and is very professional -- both with the sound quality of the mixes and the way he does business. "
"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..."
"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."
"Emily was awesome to work with! Delivered great vocals and was open to changes when needed! "












