Erica Mackie is the CEO of Grid Alternatives, a U.S.-based nonprofit organization that has helped nearly 15,000 low-income families to go solar at no cost. It has also provided more than 42,000 people with solar education and job training. Mackie co-founded Grid Alternatives in 2001 while working as an engineer in the private sector, and since then the organization has become a driving force for access and equity in the PV industry.