Eric Ong founded ISH Interior Design Holding in 2001 and has since led its growth and regional expansion. An active member of the Society of Interior Designers Singapore (SIDS) since 1994, he has played a key role in promoting public awareness of proper interior design practices and establishing mentorship programs to nurture young professionals. Eric also participated in the National Interior Design Forum – Road to G20 in Bali in September 2022. His dedication to the industry continues with his appointment as the Honorary Treasurer for term 2026–2028 in SIDS.