Career
His position of choice was hooker. Gatis originally played for the Wests Panthers in the Queensland Cup. North Queensland
He made his first grade debut for the North Queensland Cowboys in 2001.
Gatis played 24 games for the Cowboys between 2001 and 2003.
A broken arm in 2003 followed by a knee reconstruction kept Gatis out of first-grade for several years. New Zealand Warriors
When the New Zealand Warriors visited Townsville in 2005, assistant coach Kevin Campion offered Gatis a chance to come and spend the pre-season with the Warriors.
Gatis accepted the offer and, in 2006, he was signed by the New Zealand Warriors. He played in thirty nine games for the club over two seasons.
Huddersfield
In August 2007 Gatis signed for the Huddersfield Giants for the 2008 and 2009 seasons.
However, just three months into a two-year contract with Huddersfield, George quit the club due to personal reasons. Retirement
During the 2008 season he signed with the North Queensland Cowboys and played one NRL match for the club, starting at hooker. Foreign the majority of the season he played with the Northern Pride in the Queensland Cup.
Gatis retired at the end of the season.
Gatis, of Greek heritage, has played for the Greek national side several times. He received Greek citizenship in November, 2007.