Atty. Sison served as Chairman and President
from March 2001 until June 2002, as its President from June
2002 until October 2002, and again, from January 11, 2011
until today. In 2011, he was appointed as President of the
Alabang-Sto. Tomas Development, Inc., a PNCC subsidiary, and
continues to serve in that capacity until today.
In 1987, he served in the Presidential Multi-Sectoral
Task Force in Fiscal Planning under then Secretary of Finance
Jaime V. Ongpin. He successfully launched a nationwide consciousness-raising
project encouraging consumers to demand official receipts
for purchasing to ensure better tax collection. This project,
“RAFFLE” is still in force, and continues to grant
prizes in millions of pesos to lucky participating consumers.
He served as the Chairman of the Philippine
Retirement Authority from August 1992 up to June 10, 1998.
He presided over the transformation of the PRA by successfully
reorganizing it to become a Center of Excellence in a year’s
time, and as a result, PRA was voted as the “The Number
1 Retirement Destination in the World” in 1997. He contemporaneously
served as Presidential Assistant for Legal & Judicial
Affairs, with the rank of Undersecretary, in the Office of
the President from July 15, 1992 until June 30, 1998.
He served as CEO of the Eastern Telecommunications,
Phils, Inc. from March 1996 until August 1998. He was instrumental
in facilitating the settlement of the government claim over
the Marcos ill-gotten wealth issue.
Atty. Sison is a Trustee / Execom Member
of the Ramos Peace and Development Foundation, Inc. from 1998
until today. He is also a Trustee / Founder of the Foundation
for Judicial Excellence from September 1990 to present. He
is the Chairman of the Evelio Javier Foundation from 1990
until today. He actively participated in the National Citizens
Movement for Free Elections and has served in various capacities
President Sison earned his B.S. Political
Science degree in 1963 & his Bachelor of Laws degree from
the Ateneo de Manila University in 1967. He passed the Philippine
Bar in the same year.