Non-profit housing developers build affordable housing for individuals under-served by the private market. The non-profit housing sector is composed of community development corporations (CDC) and national and regional non-profit housing organizations whose mission is to provide for the needy, the elderly, working households, and others that the private housing market does not adequately serve. Of the total 4.6 million units in the social housing sector, non-profit developers have produced approximately 1.547 million units, or roughly one-third of the total stock. Since non-profit developers seldom have the financial resources or access to capital that for-profit entities do, they often use multiple layers of financing, usually from a variety of sources for both development and operation o