Service Providers A service provider ( SP ) provides organizations with consulting, legal, real estate, communications, storage, processing. Although a service provider can be an organizational sub-unit, it is usually a third party or outsourced supplier, including telecommunications service providers (TSPs), application service providers (ASPs), storage service providers (SSPs), and internet service providers (ISPs). Traditional term is service bureau (esp. 1960s to 1980s). Types of service providers Application service provider (ASP) Cloud service provider (CSP) - Software, platform, infrastructure service provider in cloud computing Network service provider (NSP) Internet service provider (ISP) Telecommunications service provider (TSP) Managed Internet service provider (MISP) Online service provider (OSP) Application software service provider in a servi...