Jon is a lawyer by profession and hails from Pampanga. The CM50 Ultra was bought to life when one day, an idea struck him to share his training ground with others. It has also been his way of giving back to the local Filipino ultra community.
He has finished the Tarawera Ultramarathon 2018 (NZ), Trailwalker 100 (HK) in 2009, GNW100 (Australia) in 2010, UTMB (France) in 2011, Western States 100 (USA) in 2012, Hardcore 100 miles (Phils. 2013 & 2014) and Bighorn 100 (USA) in 2013, TNF 100 Philippines 2008-2014 (except 2011), Botak 100K, BDM160, 2011 first runner up, BDM102, 2009-2012 (Champion and has set the new course record in 2012), Four Lakes 100K (2013), Fat Dog 120 (Canada) and other races.