Ou is a celebrated interior designer known for his creative prowess, earning him the title of Designer of the Year in 2019 across diverse design domains, from hospitality to high-end residential and co-creation workplaces. His design philosophy centres on "Non-Building Solutions," a groundbreaking approach that reimagines spaces sustainably, enhancing the value of existing structures and materials. Ou's concept development skills shine through in his captivating designs.

He climbed the ranks to become a Design Director and then a Partner at PIA Interior, showcasing his dedication and talent. His team has delivered striking projects across Thailand, Vietnam, China, India, and beyond. His work received international recognition, including a shortlist at the 2016 World Architecture Festival of Interiors for Airspace Huahin and winning the 2019 Restaurant and Bar Design award in London for Akira Back at the Marriott Marquis Bangkok. Ou continues to redefine interior design with his innovative and acclaimed creations.