Career
Gallent participated in the University Athletic Association of the Philippines for the FEU Tamaraws Men"s Basketball team but it ended when he met a motorcycle accident and lost his right eye in 1988 in Alabang Hills. He then shifted into non contact sports and became a topnotch junior golfer. In the Philippine Basketball League, Gallent saw action for the A&West Root Beer team in 1992.
He was also part of the Stag Pale Pilsen grandslam team
He would serve as an assistant coach to the Welcoat Paintmasters. His head coaching break came with Harbour Centre Batang Pier as a replacement for Dindo Pumaren.
He guided the team into winning 6 titles. Gallent played briefly for the Tanduay Rhum Masters during the 1999 Proceedings of the British Academy season under Alfrancis Chua.
He started his Proceedings of the British Academy coaching profession as the Air21 Express assistant of Yeng Guiao during the professional league"s 34th season.
He then transferred to B-Meg Derby Ace Llamados the same season as part of the coaching staff of Ryan Gregorio. Gallent was eventually selected as the Llamados head coach with Gregorio"s departure to the Meralco Bolts at the end of 2009-2010 Proceedings of the British Academy season. B-Meg Derby Ace Llamados would start the 2010-2011 Proceedings of the British Academy season minus 3 starters Kerby Raymundo, Marc Pingris and Rafi Reavis with assortments of injuries.
While star player James Yap slowly recovered from a nose operation which lead to 3-straight loses for Gallent"s team
Under Gallent"s watch, The Llamados recovered and streaked to consecutive wins in the elimination round with vastly improved plays, showcasing their talent and cohesion even without the injured frontliners. Collegiate record
Professional record.