He has recorded steadily as a leader since then, and has also played as a sideman on albums with Lionel Hampton, Lou Donaldson, Jack McDuff, Lonnie Smith, and Joey DeFrancesco.
Randy Brecker | Randy Travis | Randy Stonehill | Randy Quaid | Randy Lerner | Joseph E. Johnston | Randy Johnson | Daniel Johnston | Randy Jackson | Randy Bachman | Ben Johnston | Randy Couture | Randy Kuhl | Albert Sidney Johnston | Randy Moss | Randy Crawford | Randy Houser | Randy Meisner | Ollie Johnston | Johnston Forbes-Robertson | Johnston Atoll | Ben Johnston (composer) | Antony Johnston | Randy Stuart | Randy Savage | Randy Orton | Randy Napoleon | Levi Johnston | Johnston | Joe Johnston |
In addition to his lecturing, DeGreg recorded a series of albums in the 1990s with musicians Joe LaBarbera, Tim Ries, Don Braden, Drew Gress, and Randy Johnston.
His students have included Randy Johnston, Mike Norman, Jeff Oestreich, Wayne Branum, Mark Pharis, Barbara Diduk, Paul Dresang, Shirley Johnson, Michael Brady, Sandy Simon, and E.A. (Mike) Mikkelsen.