Mixing & Mastering Engineers, Producers & Songwriters who worked with Mandreina
My name is Juan Sierra and I'm a Recording and Mixing engineer from Bogotá, Colombia. I have a BA in Music with Audio Engineering emphasis from Xavierian University and an MA of Music, Science and Technology from Stanford University. I also do audio software Development so I build unique plugins for my own Mixes.
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Just a guy, out here trying to have fun, make money, and do what he loves.
Specializing in soaring, infectious melodies and deep lyricism through a unique voice from a rare soul.
All about and around the SPANISH FLAMENCO guitar.
Kowshik Saha is an Indo-Bangladeshi singer-songwriter, producer who has made a name for himself as a contemporary multi-genre artist, with a focus on pop, R&B, and EDM.
My work has been featured on the prestigious BBC Introducing, where the artistry of talented musicians has reached a broader audience. I'm deeply grateful for the trust and appreciation shown by my clients, many of whom have returned for more projects. Their satisfaction is the ultimate reward.
Industry quality mixes and masters with your wallet in mind.
wide variety of electric and acoustic sounds
Recent Successes
"As for me Mike is a genius, once he caught your vibes, he will just enter your soul and make you vibrate with the way he will mix your music. this guy is just wonderful. Just try him and see, you will definitely agre..."
"Good team, good job."
"I've worked with several mix engineers but Sefi really stands out from the crowd and... will make your music better too!"
"I have no complaints with what I received from Diamond Groove Services. "
"It was a pleasure to work with Maor, we got a good sound as a result of. I can say it was clearly, just in time,responsibly, with a professional approach. Thank you."
"Very Good Engineer, Professional, On-time and willing to go the extra mile !"
"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."
"A great musician!! %100 recommended!! :D"
"Meeting Chuck Sabo through Soundbetter is the best thing that happened to our music. The consummate professional: helpful, dependable, uncomplicated. A great drummer, but even if you don't need drums, hire him for his..."
"Music has to be mixed and mastered by a professional engineer. Sefi Carmel should be your engineer of choice, no matter what your genre is. He took extra good care of my song "When A Man Loves Another" Listen for y..."
"Awesome work."
"I tried Leo on one song and he definitely came thru. I came back to him for the next song and once again he performed well. Most of all I like his people skills. It is easy to communicate with this man! "












