Hire expert mastering engineers in San Francisco, US

"Working with Jannik feels like working with a true audio craftsman. His level of detail, professionalism, and commitment to the client’s vision is exceptional. He does not just apply a template or force his own sound onto a project. Instead, he pushes the creative and technical boundaries to serve the emotion and identity..."

"Working with Jannik feels like working with a true audio craftsman. His level of detail, professionalism, and commitment to the client’s vision is exceptional. He does not just apply a template or force his own sound onto a project. Instead, he pushes the creative and technical boundaries to serve the emotion and identity of the music itself. This is already my third project with him, and every time the result has been impactful, emotionally strong, and sonically polished. Beyond mixing and mastering, he is also an extremely talented recording engineer and producer who understands both the artistic and technical side at a high level. Thank you for your time, dedication, and genuine engagement in the creative process."

"Working with Johnny Phillips was a really great experience. He’s got a sharp ear and a creative approach that gave our track „The Anthem“ a cool flow and brought it up to a truly professional level. I especially appreciated the attention to detail and the effort he put in from start to finish. Definitely someone I’d..."

"Working with Johnny Phillips was a really great experience. He’s got a sharp ear and a creative approach that gave our track „The Anthem“ a cool flow and brought it up to a truly professional level. I especially appreciated the attention to detail and the effort he put in from start to finish. Definitely someone I’d recommend. Thanks a lot for the great and professional collaboration."

"Working with Don Mar Ecino on my project 'Pávy' was an incredible experience. He handled everything from full music production and arrangement to the final mix and master. His technical expertise ensured a high-end, broadcast-ready sound, while his coaching during the process helped me reach my full potential as an artist...."

"Working with Don Mar Ecino on my project 'Pávy' was an incredible experience. He handled everything from full music production and arrangement to the final mix and master. His technical expertise ensured a high-end, broadcast-ready sound, while his coaching during the process helped me reach my full potential as an artist. A true professional who delivers a cohesive and polished final product."

"I've worked with Nick on a wide variety of film and Tv projects. He's a versatile talented musician moving seamlessly between classical and contemporary scores. His easy going enthusiasm has proved successful for a variety of different scale projects. He really understands the impact the score can have on the emotional..."

"I've worked with Nick on a wide variety of film and Tv projects. He's a versatile talented musician moving seamlessly between classical and contemporary scores. His easy going enthusiasm has proved successful for a variety of different scale projects. He really understands the impact the score can have on the emotional impact with an audience. Recently The Feud's playful score became an addictive hit on Netflix, staying at no 1 for over a week. I look forward to many more collaborations in the future."

"Jonathan recently worked with Ministry of Soul on a project that involved bringing together a range of individually recorded performances into one cohesive final product. Each contributor had recorded their parts separately from home, which naturally presented challenges in terms of consistency, sound quality, and overall..."

"Jonathan recently worked with Ministry of Soul on a project that involved bringing together a range of individually recorded performances into one cohesive final product. Each contributor had recorded their parts separately from home, which naturally presented challenges in terms of consistency, sound quality, and overall balance. Jonathan handled this with real expertise, creating a polished mix and delivering a final mastered track that felt unified and professional throughout. What stood out most was his ability to shape a consistent sound while still preserving the character of each performer. The end result felt natural and well-balanced, rather than over-processed, which is exactly what we were hoping for. Communication was excellent from start to finish. Jonathan kept us informed at every stage, actively sought feedback, and was open to discussion around mix adjustments. His collaborative approach made the process smooth and reassuring, particularly given the complexity of working with multiple remote recordings. Overall, Jonathan combined strong technical skill with a thoughtful, consultative approach. We would not hesitate to work with him again and would confidently recommend him to others looking for high-quality audio production and mixing services."

"The work/Anthem they made for our organization was instant hit with all our employees and families. We get goosebumps everytime we hear it. The enthusiasm and passion of this young team towards music is exceptional. Thank you guys. Good Luck 👍"