PRATARNWONG “POK” PHORNPRAPHA
Pratarnwong is the third generation to run his family’s business, Siam Motors Industries. The eldest son of Phornpinit and Kiratikarn Phornprapha, Pratarnwong oversees four main brands under the family banner: UniCarriers Forklift (formerly known as Nissan Forklift), PPN Marketing, PPN Professional Operators
Service, and Siam JWD Logistics. His main responsibilities are general management, sales and marketing, as well as research and development.