"Kevin at Mindstem Mastering provides a great service that adapts to my own creativity without changing my sound or style. He empowered my track. That's exactly what a mastering engineer is supposed to do!" - Joel Mellenberg (Le Lion)

"It was absolutely amazing to work with Mindstem Mastering. Kevin's willingness to actively contribute such attention to detail left me with the best possible results that are second to none. Not only am I ecstatic with the final masters but I'm happy to say that I have also learned a lot of valuable information from this experience and I will definitely be back again and again." - Devan Martinez (GDLK)

"Very professional. Mindstem Mastering took my track to the next level! The quality of the mixing and mastering left me very pleased and his communication was clear and consistent throughout the entire process. Those important qualities have made me a repeat customer. Thank you very much Kevin!" - Nicholas DiMartino (Southpaw)

"My final master was completed within 24 hours after sending in my mix to Mindstem Mastering. Everything sounded sensational. If you're looking for a crisp and professionally engineered master, Kevin at Mindstem Mastering is the only way to go!" - Johnny Richards (Formantix)

"I put full faith in Kevin and his abilities as an audio engineer. Kevin has gone above and beyond for me multiple times, instead of only doing the minimum required. I absolutely trust his ears, and with multiple services purchased, I have not been let down yet! I also signed up for a private lesson to get my mixes cleaner and I achieved great progress with his instruction. Kevin is very kind and he has never been rude or difficult. He is always a pleasure to work with and I would highly recommend him to any of my contacts. If you choose Mindstem Mastering, you won't be disappointed!" - Sean Huebl (vonHübl)

"After ​trying many audio mastering services, I've decided that Mindstem Mastering is the best by far! Their audio engineer Kevin provides you with a professional sound at a reasonable price. I Love everything about it!" - Greyson Chan (Mikah)

"Mindstem Mastering has been nothing but a pleasure to work with. The final product is always rendered in a timely manner and the audio quality is unparalleled." - Ben Dixon (Benny Banter)

"I have been using Mindstem Mastering exclusively for over a year now. Every time I come to Kevin for mastering he has been up front about how long it will take, and always delivers on time or early. Anytime I have asked for changes Kevin has been quick to make them and get the final product back to me right away. I am always very happy about the final masters I receive! Thank you for all of your brilliant work Kevin." - David Purcell (Another Monster)

"Mindstem Mastering provides high quality masters. Kevin is able to give you that big sound you want but without losing dynamic range. I would definitely recommend this service for electronic and bass heavy music." - Hector Ramos (Scales)

"Working with Kevin was a great experience overall. He is flexible about working with you to make sure you are 100 percent satisfied with the finished product. He was friendly, prompt, and my final master sounded great!" - Seth Glovier (SethGee)​​

"Pro quality audio services. Great options to choose from and he works really hard for you. Thanks Kevin." - Daniel Mendez (Trusted Few Entertainment)

"The customer service was of a very high standard. Kevin was both professional and approachable throughout the process. I was astounded by the final master and will be sure to use Mindstem Mastering again." - Owen Slaughter (Owen Slaughter)

​"Kevin has great knowledge on the arts of audio engineering. With fair pricing and a personable experience, Mindstem Mastering is truly a professional service that I will be using for all of my audio needs. Five star rating!" - Devia Kaminski (Devia)

"I had my track mastered by Kevin at Mindstem Mastering and he did an excellent job. He completely opened up the track and gave it a lot more punch. Everything sounds really clear and crisp. I'd recommend his work to anyone. At such a great price, attention to detail, and a quick turn around time, you cant go wrong!" - Troy Musson (Tmuss)

"Kevin doesn't just mix and master music. He brings it to life. I will never trust anyone else to handle my mix downs and masters. I have worked with many audio engineers in the past, and Kevin is by far the best I have encountered. Not only does he provide an excellent finished product, but he cares and is passionate about every project he works on. He is the only mixing and mastering engineer I have worked with that I felt really cared about making my music sound the best that it possibly can." - Ashlee Vaca (Bad Mood Cure)