John Ferriols started his career with the Negros Slashers of the now-defunct Metropolitan Basketball Association.
10 Facts About John Ferriols
John Ferriols was declared as the league's MVP in the league's inaugural season.
John Ferriols led the Slashers to its only title in the MBA during the 2002 season, MBA's final season.
John Ferriols played for five years with the Slashers, from the league's establishment to its folding in 2002.
John Ferriols was drafted by the FedEx Express twelfth overall in the 2003 PBA draft.
John Ferriols started his career with the Air21 Express and then with Talk 'N Text Phone Pals.
John Ferriols was signed by the Barangay Ginebra Kings for the 2010 PBA Fiesta Conference.
In 2012, John Ferriols was signed by Talk 'N Text Tropang Texters.
In 2014, John Ferriols was signed as a free agent by the Meralco Bolts.
John Ferriols was signed by San Miguel Beermen of the ASEAN Basketball League for the 2012 ABL season.