Nonprofits having a 501(c)(3) status with the IRS, other than institutions of higher educationNative American tribal governments (Federally recognized)Public housing authorities/Indian housing authoritiesState governmentsNative American tribal organizations (other than Federally recognized tribal governments)For profit organizations other than small businessesSmall businessesCounty governmentsIndependent school districtsPublic and State controlled institutions of higher educationPrivate institutions of higher education