Siam Attariya is one of the most respectable and distinguished graphic designers in Thailand. He has won and received numerous graphic design awards from both major domestic and international events. He is also one of the key people who help establish the Thai Graphic Designers Association (ThaiGa) in 2004 and still serves as an active honourable committee until now.

Graduated from Chulalongkorn University, he is currently a partner and design director of Pink Blue Black & Orange Co. Ltd. and continues to produce a great amount of quality works to this day. His outstanding projects include annual reports and print collaterals which always reflect his wit, creativity and Thai sense of humour. He is an influential figure in both the design communities and for the ethical practice of design.

In 2015, Siam becomes a member of Alliance Graphique Internationale (AGI), the world's leading graphics designers and artists in a professional club established in 1951, and he was awarded “Designer of The Year” by Silapakorn University in 2019.