This report provides information about the number and characteristics of doctoral level engineers and scientists in primarily energy-related activities for 1975. The data included are part of an attempt to monitor the supply and demand of energy technology professionals. Chapter titles which indicate the types and arrangement of data are: (1) Introduction and Data Base Description; (2) Degree Specialities, Employment Fields, and Biographical Characteristics; (3) Primary Work Activities and Types of Employers; (4) Regional Location and Salaries; and (5) U.S. Government Funding Sources. Appended is the survey questionnaire used to gather these data and a list of doctoral degree specialties and employment fields. Most of the data are presented in tabular form with explanatory discussion in the text. A section presenting a summary of the data is given. (MR)