This book implies the problems of the development of Georgian energy sector. Georgia is one of the oldest countries in the world, which is not well-known for the new generation of foreign people and therefore it could be discovery for them. The above mentioned refers to energy sector as well. Our country has a big potential and is very attractive for investors. However, existing situation is still unenviable. This paper comprises two parts. In the first section the implemented reforms and achievements as well as existing challenges of Georgian energy sector are discussed from modern and historical perspective. Paper is focused on one of the key acute issues such as energy balance, level of electrification and gasification, utilization of energy resources, energy efficiency, environment and regulation of sector. The second section envisages the essential issues and activities necessary for the development of Georgian energy sector, in particular, energy security, optimization of energy balance, establishment of competitive energy market, energy saving, environment protection and external cooperation. Justified opinions and proposals needed for the development of energy regulation.