About Me
Mariko McTier
Co-Founder & Representative Director, Social Innovation Japan / Co-Founder mymizu
Mariko is an award-winning entrepreneur and consultant who finds creative ways to engage people in redesigning systems for a circular economy. She co-founded Social Innovation Japan and mymizu, a free water refill app that uses refilling as a hook for wider citizen action. She has worked extensively with global brands, governments, and startups to create systemic change for a more sustainable future. Mariko has served as a Council Member for the World Economic Forum's "Global Future Council on Japan" and as a guest advisor with the Japanese Ministry of Environment.
Mariko's work has earned multiple awards both in Japan and internationally such as Business Insider Japan's "Beyond Millennials" Award and the iF World Design Guide Social Impact Prize. She is a regular contributor on local and national radio, and her interviews have been featured in media such as Forbes, Nikkei, BBC and VOGUE.
Some projects / initiatives I’m involved in
Social Innovation Japan, Co-Founder & Representative Director
mymizu, Co-Founder
World Economic Forum’s Global Future Council on Japan, Council Member
Ministry of Environment Plastic Smart Initiative, Advisory Board Member
Mohammed Bin Rashid Initiative for Global Prosperity Global Maker Challenge, Judge
British Business Awards, British Chambers of Commerce, Judge
CrQlr Awards, Judge
Prizes & Awards
50 Rising Stars in ESG by the Women of the Future Programme
Business Insider Japan “Beyond Millennials” 2022, Circular Economy Award & Readers’ Award
Forbes JAPAN’s October 2020, “Self-Made Women”
Chivas Venture 2020 Japan Winner
iF World Design Guide Social Impact Prize 2019 (First Japan-based winner)
UNDP Social Innovation Challenge, 2019 Winner Japan
Nippon Foundation & Ministry of Environment Umigomi Zero Award (Ocean Waste) 2020, Minister of Environment Award
Ministry of Environment Good Life Award 2020, Minister of Environment Award