Jack Sim

Jack Sim Juek Wah (|p=Shěn Ruìhuá}}, born 1957), also known as Mr Toilet, is a Singaporean entrepreneur and philanthropist who is the founder of the World Toilet Organization and World Toilet Day initiative. He is also the founder of the Restroom Association of Singapore.

Sim started a number of successful business ventures before venturing into charitable work in his early forties. In 2001, he founded the World Toilet Organisation (WTO), an international non-governmental organisation for sanitation. After lobbying efforts with Singapore's Ministry of Foreign Affairs, the founding date of WTO was later adopted as World Toilet Day by the United Nations in 2012. Sim's leadership of the WTO includes humanitarian, developmental, and advocacy work for sanitation.

Sim graduated with a Master of Public Administration from the Lee Kuan Yew School of Public Policy at the National University of Singapore in 2011. He is currently an Adjunct Associate Professor at the university's business school. Provided by Wikipedia