Deputy Director, National Affordable Housing Retrofit Initiative
Stephanie Sosa-Kalter assists with the National Affordable Housing Retrofit Initiative, which is designed to scale up low- and moderate-income building retrofits, leveraging a competition to drive policy and program innovation among eligible cities, counties, and/or states. She joined ACEEE in 2022.
Prior to joining ACEEE, Stephanie worked as the federal policy analyst for New York City’s Department of Housing Preservation and Development (HPD). This included evaluating legislation and communicating New York City’s needs to elected officials and national groups to meet NYC’s housing goals. Prior to HPD, Stephanie worked as the director for mission-driven development at the Association for Neighborhood and Housing Development where she advocated for mission-driven development, sustainability standards in affordable housing, and coordinated capacity building opportunities for ANHD members.
Stephanie earned a master of urban planning from New York University and a bachelor of arts in social work from Siena College.