Kriengsin Prasongsukarn has over 20 years of experience in marketing research and consulting. He currently works as an executive consultant providing marketing strategy and research services to various large Thai companies. Previously, he was the managing director of Inspire Research Co., Ltd. and held research director and lecturer positions. He holds a PhD in Marketing from the University of New South Wales. He has lectured extensively at universities in Thailand on topics such as marketing management, research methods, and customer relationship management.