He holds dual degrees in sociology and oriental languages and civilizations, and has studied at the Taiwan Normal University and the Political Institute in Taipei.

In 1985, he moved to Hong Kong and Beijing and established China’s first corporate communications and public affairs consultancy, Interasia.

[5][6][7] He became known for introducing Western brands to the Asian market, organizing corporate events like Richemont’s "Watches and Wonders” in the Forbidden City and Fendi’s catwalk show at the Great Wall.

[11] From 1998 to 2006, Dumont concentrated on private equity and merger & acquisition activities, as well as strategic advisory and philanthropic work.

He claims "impactful philanthropy and investment" is his “core interest.”[18] Dumont has served on several boards, including Asia Society, Synergos, and Tsinghua University School of Journalism and Communications.

[26][27] He led a team of experts who advised the Beijing Municipal Government and the World Health Organization during the SARS crisis of 2003.

[30] Dumont's contribution to society has been recognized through honors and awards from a number of national governments and international organizations.