This document provides an overview of the "A Call to Action for Gender Equality" conference organized in support of UN Women. The one-day conference at UN Headquarters will feature panels, breakout sessions, and speeches on issues impacting women's development. It aims to support the UN's goal of achieving gender equality by 2030 and accelerate engagement of businesses and philanthropy. A new Foundation for Gender Equality will also be created after the conference to support UN Women's work to reduce its funding gap. The document outlines the conference agenda and encourages participation to empower women globally.