Beginning with the well-known Infrastructure-as-a-Service (IaaS), Platform-as-a-Service (PaaS) and Software-as-a-Service (SaaS) structure, Gartner added in a Business and Information Systems layer that includes brokerages, management and security.

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The registration process asks each company to submit information in several categories: basic company profile, general information on number of employees, products and services, financial information on annual revenues, their ability to support electronic business transactions, any quality and environmental management certifications, details on their ethical dealings and social responsibility, information on data security, information on diversity policies, and on their use of independent contractors.

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