Mixing & Mastering Engineers, Producers & Songwriters who worked with Various Remix(s)

With countless hits and production credits to draw from, come to Karoshi to find YOUR sound.

Turn your singer/songwriter sketches into masterpieces. Using intuitive synth treatments, acoustic sounds, ethereal elements, beats, samples, otherworldly grooves, shimmering guitars and melodic basslines, your tracks will elevate into higher realms of the sonic heavens.

Hi my name is James and I have been actively producing music for around 30 or so years. I have played in several bands (some signed some not) I can midi program from the bottom up on tracks and create a radio friendly sound and can also play guitar/bass/drums etc..

Mista Kee: Rap Artist, Producer/Engineer based out of Columbus, Georgia. Specializes Producing, Recording, Mixing & Mastering Hip Hop, R&B, Gospel & Electronic Music.

Hi, my name is, Amy, I am a trained vocalist currently residing in the NH area. I have been singing since the age of 14 and have had consistent training in that time frame. I specialize in writing/performing vocals in a variety of genres. I have a very smokey voice and can suite mainly any style of music easily.

My name is Aaron Bond. I've been a musician/songwriter for 18 years now. I've been a professional Audio Engineer/Producer/Remixer for about 8 now. I've worked on tracks for Sony, RCA, and tons of independent and EDM labels. My specialty is tuning vocals, and beat programming. Mixdowns and mastering services are available too. Thanks Aaron

I love sculpting great songs. I've been mixing and mastering commercial releases for several years now with a number of promising projects under my belt; as well as writing, producing, recording, mixing and mastering my own music for 10+ years. Let me show you what I can do for your songs.

From my perspective, development is more important than a 'one-time' quality upgrade. If you're like me, help on projects is great -- but I need to know WHERE and HOW I can improve on the next attempt. 

Mix and Master your music! I can add pretty much whatever you want.

I have been producing electronic music for about 10 years, ranging from tech house to dubstep. Recently, I have been more focused on various types of trap and rap. I produce beats of various kinds and also do some basic mixing and mastering of songs—not professionally, but enough to make the track competitive with popular ones.

Producer for groups of Music Festivals as Viñarock (La fúmiga), Benidorm Fest (JVEL) and Eurovision (Justina Žukauskaitė), also Sound Engineer for Singers such as Químico Ultra Mega. I look for emotion through structure, instrumental density and the natural timbre of music.

Professional cinematic pianist specializing in expressive piano recordings for film scores, trailers, and orchestral productions.

Underground audio engineer specializing in emo rap, helping artists bring out the raw emotion and energy that defines the genre. My work focuses on blending melodic vocals with hard-hitting, modern production—making sure every track feels polished without losing its authenticity.

Composer, arranger and producer focused on cinematic scoring, music production and professional notation. I help turn ideas into polished tracks, detailed arrangements or performance-ready scores. Clear communication, fast delivery and high-quality results.