In 1989, Greg received a Bachelor's of Fine Arts degree from Mansfield University with a concentration in 3D- jewelry, sculpture, and ceramics. Starting in 1994, Greg apprenticed with Gustin's Jewelry in Troy for two years. Directly following this apprenticeship, he worked with Gustin's at both their Troy and Corning locations starting in 1996. Following his time at Gustin's, Greg worked exclusively out of his home in Towanda doing trade work for Kisner's Gems in Towanda and custom work for the public. In 2000, he moved full time into working at Kisner's in Towanda.
On November 15, 2006, Greg bought Reagan's Jewelry from Larry Reagan. In March of 2007, he renamed the store Reagan Steele Jewelers as the store was being moved to its current location at 108 W. Lockhart St. in Sayre.