Home of Grammy® Nominated mastering engineer Kim Rosen.

We strive to provide the world's best audio mastering utilizing both analog hardware and digital software tools.

Knack is located in Ringwood, NJ, just 30 minutes from New York City’s George Washington bridge. However, in today’s age of easy and secure file transmission, Knack has mastering clients from New York to Los Angeles, Nashville to London, Berlin to Bangalore and everywhere in between.

Want to learn more about our mastering services? Give us a call…973-556-5749…or shoot us an email