Within a few months he landed an exclusive contract with the Donald Trump casinos in Atlantic City, NJ, where he would appear regularly through 1988 and relocated to in 1986.

Martinez relocated briefly to Nashville in early 1989 but by the end of the year had moved to north TX near Wichita Falls.

He formed Gregg Martinez Outreach in 1998 which most notably consisted of a public school anti-drug program which reached many thousands of students around the country.

By 2006 Martinez had relocated back to his native Louisiana and had also returned to the R&B/Blues/Swamp Pop genre with the release of Big Bad Daddy.

[1] His vocal style has been inspired and influenced by the soul crooners of the 60's/70's including Sam Cooke, Marvin Gaye, Al Green, and Louisiana artists G G Shinn, T K Hulin, Big Luther Kent, and Johnny Adams.