Greg has¬†field produced and recorded audio in the studio and on location for more than a dozen large-screen format IMAX films. Locations range from the mountains of China and the jungles of South America to the deck of the Titanic on the floor of the Atlantic Ocean. Films include “Blue Planet,” “The Dream is Alive,” “Titanica,” “Grand Canyon”, “Space Station 3D” and “NASCAR: The IMAX Experience”.

Since 1991, Greg has been training NASA’s astronaut crews in the use of IMAX recording equipment on board the shuttle and International Space Station. In the Spring of 1998, Greg designed a new audio recording system for the ISS, which is now on board the orbiting space station.