John is the youngest among the Sabio brothers and sisters.
He is a member of the Board of Directors of Filipino American Society
of Architects & Engineers (FASAE) for the years 1999-2000 and 2000-2001.
He has been the First Vice President of the University of the Philippines
Alumni Association (UPAA) Northern California (Berkeley) Chapter
for the years 1999-2000 and 2000-2001. He is married to Natalia Memije-Sabio,
a member of Philippine Institute of Certified Public Accountants, USA Inc.