Mixing & Mastering Engineers, Producers & Songwriters who worked with Grumpster
Recording Engineer and Mixer from San Jose, CA. Specialize in Punk, Ska, Garage, and Indie. I've worked with people like Matt Skiba, Dan Andriano, Mike Park, Jeff Rosenstock and many more!
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austenjc is a Grammy award-winning Vocal Producer, based in Los Angeles. As a platinum-selling Producer, Austen has garnered a wealth of experience working with, and learning from some of the industry’s most influential artists, producers, and record labels, securing his reputation as a leader in modern music production.
Hey im Zack Carlisle. I'm a drummer first and have been mixing and tinkering on and off since 2014. I have taken deep dives into live drum productions and vocal chains - recreating tones of Tame Impala, Motown, The Wall of sound, and even more Hip-Hop oriented material. (J-dilla, Fly-lo, Neptunes). Drums and Vocals chains are the most important!
Packtown Productions is the name, hit me up and let's make your dreams reality!
Music that feels. From slow-burning atmospheres to cinematic crescendos — I compose custom scores for games and films that need soul.
NATANIA LALWANI is a LA-based songwriter & artist signed to Jay Z’s Roc Nation. With over half a billion streams as a songwriter Natania’s versatility extends across genres - from pop and Latin to K-pop, bringing a distinctly global appeal to every track she touches.
Afro House producer ?Vocalist And DJ
The only Romanian singer-songwriter & artist in Los Angeles. Worked with labels such as Universal Music, Soave Records, The Orchard, Warner Chapell, Global Records and pop artists such as Chandler Leighton, Kastelo, Hozier,.
Versatile guitar player & tone hunter. I provide high-quality guitar tracks according to your style.
Recent Successes
"I have no complaints with what I received from Diamond Groove Services. "
"Robert Smith did a great job he mastered 10 songs mixed by 2 different people different levels I was very impressed with the results. He knows his stuff. "
"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..."
"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."
"Robert is an amazing mixer. He pays attention to details and listens to suggestions. He was extremely patient and dealt with the project in a professional manner. It was a pleasure working with him and I hope our path..."
"I literally could not recommend Fuseroom more, I had such an amazing experience working with Alberto and Valeria! They were insanely helpful and extremely professional. I had a particular sound I really wanted, and d..."
"Natalie was a pleasure to work with! Very professional and did a great job delivering excellent, clean vocals!"
"Tom is a very skilled engineer who delivers professional and creative work. He managed to complete work as per requirements in a very short time with excellent results. Great communication also. Highly recommended!"
"Great work. Trustworthy fellow!!"
"I worked with François Michaud at Wild Horse Studio and i liked a lot. I needed a woman singer for one song. He attended me fast, arranged the professional and recorded with high quality. I recommend! "
"After Eric I won't look for another engineer. His mixes are beautiful and flawless. Not only are his skills exceptional but he is professional, polite, and prompt. Eric is also very willing to offer suggestions and..."
"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!!!!"












