Council of Large Public Housing Authorities | 2,517 followers on LinkedIn. Strengthening neighborhoods, improving lives. | The Council of Large Public Housing Authorities (CLPHA) supports the nation's largest and most innovative housing authorities by advocating for the resources they need to solve local housing challenges and create communities of opportunity. CLPHA is a national non-profit organization that works to preserve and improve public and affordable housing through advocacy, research, policy analysis and public education. CLPHA’s 70 members represent virtually every major metropolitan area in the country.