Mr Mark Lee is a distinguished business leader who serves as the Chief Executive Officer of Sing Lun Holdings Pte Ltd, a privately-owned enterprise with a diverse array of business interests worldwide. The Group, which specializes in Industries, Investments, and Real Estate, was honored with the EY-Standard Chartered Family Business Award of Excellence in 2018.

In addition to his role at Sing Lun Holdings, Mr Lee is the Managing Director of Vac-Tech Engineering Pte Ltd, a hazardous waste management company that provides cleaning, transportation, and treatment services for hazardous wastes generated by multinational corporations. Vac-Tech operates in both Singapore and the Philippines.

Mr. Lee also holds the position of Non-Executive Director at Crystal International Group Limited (CIGL), listed on the Hong Kong Stock Exchange. Crystal International Group is one of the world's largest apparel manufacturers, employing approximately 80,000 workers across 20 facilities in 5 countries.

In recognition of his entrepreneurial spirit, Mr Lee was conferred the "Most Outstanding Entrepreneur" title during the Asia Pacific Entrepreneur Awards 2010 in Singapore. He was also the recipient of the prestigious Ernst & Young (EY) Entrepreneur of the Year (Manufacturing) Award in 2015. In 2016, Mr Lee was appointed to the Committee for Future Economy (CFE), a 30-member group established by the Prime Minister to ensure Singapore's continued prosperity and growth.

As an active contributor to the business community, Mr Lee serves as a Council Member of the Singapore Business Federation, holding positions such as Deputy Treasurer, Chairman of the Jobs and Skills Committee, and Vice-Chairman of the Young Business Leaders Network. He is also a Council Member of the Singapore Chinese Chamber of Commerce, where he serves as Chairman of the Youth Business & Sustainability Committee.

Mr Lee is a dedicated Board Member of several organizations, including the Singapore National Heritage Board, Yusof Ishak Institute of South-East Asian Studies, Kwong Wai Shiu Hospital, and Singapore Sports School, where he chairs the Financial Assistance Fund Committee. He is currently the Chairman of the Asian Civilisations Museum and Peranakan Museum. As an advisor and immediate past President of the Singapore Textile and Fashion Federation (Taff), Mr Lee also served as the past Chairman of the Textile and Fashion Federation Training Centre (TaF.tc) academic and examination board, as well as a past board member of Business China.