Margaret Mussoi L. Groff is the former Chief Financial Officer of ITAIPU Binacional, the world’s largest hydropower station in terms of power generation. She engaged in motivating female employees to seek professional development which resulted in an increase of female managers from 10 to 21 percent in nine years, in ITAIPU Binacional. Groff has also established ITAIPU’s policy and guidelines for gender equality based on the UN Global Compact Women’s Empowerment Principles Leadership Group, contributing to more gender-equal societies.