| AtHomeNet: Online resource for interaction between residents, boardmembers, committees and property managers of homeowner and condo associations. |
| Community Associations Institute: Provides education and resources to America's residential condominium, cooperative, and homeowner associations, and to the professionals and suppliers who serve them. |
| Concerned Homeowners: Organization that advocates for homeowners in common ownership developments governed by homeowners associations. |
| ECHO: Executive Council of Home Owners: Nonprofit membership corporation dedicated to assisting California homeowners associations. Provides help to homeowners associations on many fronts including finances, legal issues, insurance, maintenance, and management. |
| Homeowner Gateway: Directory provides resources for people that live in common ownership developments governed by homeowners associations. |
| National Association of Housing Cooperatives: The N.A.H.C. in the U.S. is a federation of housing cooperatives, individuals, and professionals that work with housing cooperatives. |
| National Board of Certification for Community Association Managers: Administers a national certification program, CMCA, that provides a standard of knowledge required for community managers. |
| Neighborhood News Web: Provides websites for neighborhood associations and property management companies. |
| Nord Enterprises, Inc.: Online system that allows HOAs to build and maintain sites; functions include page creation, event tracking, communication management and document handling. |
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