Mixing & Mastering Engineers, Producers & Songwriters who worked with Sandwichtunes

Your sound in good hands: Pro Audio Premastering, Audio-Restauration, Troubleshooting / Analysis, Stem-Mastering, Remastering, Analog Summing, Tape Sweetening

I am a singer/songwriter and master at hooks and choruses.

I've always prided myself on bringing out the authenticity in an artist or song and to make my productions fresh and special. Have written songs with many well known songwriters and have produced and developed artists that go on to achieve major record deals.

I'm a Finland based mastering engineer specialized in a variety of pop music. My work has been heard on countless Spotify playlists (ex. multiple listings on Finland Top 50 Viral). I want to help YOU to get better sounding music that will translate greatly to your listeners. Besides that, I'm obsessed of giving you a great experience.

FREQAX is the indelible moniker that houses the searing frequencies of Romanian producer Adrian Andrei, a sonic creator enriched with a wide array of inspirations that have emerged in transcendently heavy forms through his many productions.

Realizare las mezclas de tus proyectos Para que suenen a un nivel competitivo

Released on some of the world biggest labels, as well as helping countless people in the industry with music production and stem mixing.

Bring your song to life with my 20+ years of production experience. I craft soulful, organic, and timeless tracks for artists — from intimate singer-songwriter pieces to full radio-ready productions with vintage warmth and modern clarity!

Hello my name is Leonidix, I have been writing songs for 6 years and producing my own instrumentals and mixing my own vocals. I also have been singing for over a year so far, and I have the ability to produce instrumentals for any genre of music from hip hop to alternative rock or even bachata music i can do it all.