The author of the presented paper aims at discovering the main patterns for evaluation of the process of development of the sector of high technology in the context of social, economic and technological progress. The author develops and suggests a methodology necessary to assess the importance of public–private partnership in the process of the development of the sector of high technology. Main theories dedicated for the development of the sector of high technology are analysed here. Theoretical assumption to use human development index for the measurement of countries’ ability to develop the sector of high technology on example of EU is also discussed and examined here, too. As a result, the author determines main aspects defining the assessment of importance of governmental sector as one of the main element of public–private partnership on industrial, business, national and international levels in the process of high technology development in Lithuania