Lawrence G. Ryckman is a Canadian born American music industry executive known for his knowledge of audio production and mastering and the development of patented audio and video technologies used in the music and entertainment industries. He is president and CEO of AfterMaster Audio Labs and Recording Studios in Hollywood, California, part of Scottsdale, Arizona-based Aftermaster, Inc. In November 2014, recording artist Justin Timberlake joined Ryckman as a co-owner of AfterMaster.