Cat Arambulo-Antonio is a socialite and social media personality. She is also the founder of Cat Arambulo Studio, which mainly carries her precious stone jewelry line, and CAS Cares, a passion project of Cat where she dedicates her time in helping out the less fortunate. Before meeting her husband, Carlo Antonio, the CFO of Century Properties, Cat was a PR Manager for super club, Embassy, and a Brand Manager for the luxury brand, Chopard.

As a noted social media personality and entrepreneur, Cat was the first Filipina judge on Asia's longest running reality TV show, “Star World's The Apartment”, and was the official Philippine representative for “Merz Aesthetics' global campaign”. She's created sold-out collaborations with local and international brands, like the Mosaic apparel and Dr. Kong shoes.