Pay Membership Dues › Supporting Members Image 1 of 1 Supporting Members from $500.00 CBN Supporting Members reinforce the place-based work of community building nonprofits with their resources, connections, and expertise. Organization Type: Select Organization Type Small Business, Nonprofit, CDFI, or Public Sector Corporation, Anchor Institution, or Financial Institution Quantity: MEMBERSHIP PAYMENT Added! CBN Supporting Members reinforce the place-based work of community building nonprofits with their resources, connections, and expertise. Small Business: Private sector organization with 20 or fewer employeesAnchor Institution: University, college, or hospital