Founder , Sierreza, Philippines Profile / Bio Profile / Bio Cherrys is the Founder of Sierreza, the first zero-waste shop to open in Los Baños, Laguna, Philippines. She finished BS Chemical Engineering from UP Los Baños and MS Environmental Science from the University of Auckland. She earned her certificate in Organic Agriculture from the UP Open University. Before Sierreza, she did corporate project management work from 2007 to 2010. She also worked on environmental projects for 3 years. Cherrys is also an active volunteer. She has been dedicating time working with underserved rural communities since 2012. She founded Sierreza in 2018. Materials