The National Alliance to End Homelessness is a nonprofit organization based in the United States that focuses on preventing and ending homelessness. Founded in 1983, it works with various stakeholders, including government agencies, service providers, and community organizations, to develop effective strategies and policies. The organization emphasizes the importance of affordable housing, supportive services, and data-driven solutions to address the root causes of homelessness. Through research, advocacy, and education, the National Alliance to End Homelessness aims to raise awareness and promote best practices in addressing homelessness. It provides resources and training to help communities implement effective programs and policies. The organization also engages in national advocacy efforts to influence legislation and funding related to homelessness and housing issues.