Career
He also earned five caps with the Trinidad and Tobago national football team Demmin, the younger brother of Craig Demmin, came to the United States in 1993 to attend Belhaven University. He spent four years on the Belhaven soccer team and was a 1994 Second Team National Association of Intercollegiate Athletics All American.
In 1996, he was the National Association of Intercollegiate Athletics Player of the year and was inducted into the Belhaven Hall of Fame in 2006.
In 1996, Demmin played as an amateur for the Jackson Chargers in the USISL Premier League. In 1998 and 1999, he played for the Michigan Buckinghamshire in the USL Premier Development League.
In 2001, Demmin became a full professional with the Indiana Blast in the USL A-League. In 2002, he joined the Charlotte Eagles for two seasons.
In 2007, Demmin joined the Mississippi Brilla of the USL Premier Development League.
He was All League that season. Demmin earned five caps with the Trinidad and Tobago national football team