Kirk Collier

Collier served as a skills coach for newly established Red Bull Barako under Yeng Guiao in 2000, when he was contacted by Red Bull executive Gorge Balagtas. Guiao and basketball team's general manager Andy Jao personally met him in United States.^[4] He served with the team until 2004.^[1]

Later, he served as skills coach and trainer for Barangay Ginebra San Miguel from 2014.^[5] He also serves as an assistant coach for the Barangay Ginebra San Miguel in the PBA since 2019.^[6] While at Ginebra, he defended Greg Slaugther and Japeth Aguilar against criticism labels of being "soft" and "lazy".^[7]

He was later hired under LA Tenorio's coaching staff at Philippines men's U–17 team in 2025^[8] He also transferred as an assistant coach to Magnolia Chicken Timplados Hotshots in the same year, when Tenorio is tapped as its new head coach.^[9] Also, he was also tapped as an assistant coach for national team's 3x3 unit.^[10][11]