The Department of Homeland Security (DHS) intends to award a sole source contract to the National Association of County and City Health Officials (NACCHO) to enhance collaboration with local health partners for health security preparedness. The contract aims to engage over 3,000 local health departments nationwide, focusing on addressing challenges related to chemical, biological, radiological, and nuclear threats, while also considering the impacts of climate change and migrant public health needs. This initiative is crucial for establishing a cohesive operational framework that enhances coordination among health officials, emergency services, and federal initiatives. Interested parties may submit their interest and capability to meet this requirement by September 19, 2023, at 10:00 AM Eastern Time, with responses directed to Contract Specialist Leatrice A. Bulls and Contracting Officer Marcus Datcher via email.