This third volume in a four-volume study of industry- and education-driven skill standards in the United States and other countries contains information regarding industry driven credentialling and accreditation of programs. Section A includes descriptions of nine organizations involved in one or more components of skill standards/certification. They represent an emerging field with an emerging program; use of American National Standards Institute standards to drive the process and participation in worldwide certifications; certification only with no related educational activities; a program that has been developed to meet the needs of work-site training; organizations that have developed both occupational program certifications and individual certification systems; and two apprenticeship models. Section B is the inventory of organizations that shared information regarding their involvement with credentialling efforts. Programs are categorized into 24 occupational areas. Program information includes organization, address and telephone, contact, context, who is eligible, course of study required/prerequisites, levels of certification, how financed, who manages, standards setting process, occupational analysis, assessment process, maintaining and updating standards, partners, and information use. Section C contains a sample of accreditation organizations involved in the program approval process for specific occupations. Appendixes include summaries of the certification programs by industry and occupation and of occupations by industry category that are often licensed by the states. (YLB)