Halil Demirdağ, who graduated from Boğaziçi University, Department of Industrial Engineering in 1996, started his professional career as an entrepreneur by conducting international trade studies on consumer goods during his university education. After his undergraduate education, he continued his professional career (1996 - 2006) as the founder and CEO of Everest Group Company, a family company. In April 2009, Halil Demirdağ established Smart Solar Technologies Energy Investment Company in Sofia to invest in solar energy projects and solar energy technologies. He has pioneered the realisation of many international solar energy investment projects and the establishment of international partnerships. With the investor identity of Smart Solar Technologies and the turnkey installation services provided to SPP projects, he added domestic photovoltaic solar panel production to his activities in the solar energy sector in a short time with Smart Solar Technologies. With this step, its innovative investments in the international arena started to attract attention and thanks to the strategic partnerships established, group offices were established in Bulgaria, Romania, Greece, Germany, Switzerland, Ukraine, and especially in Türkiye. Halil Demirdağ, who continues to serve as Chairperson of the Board of Directors, speaks fluent English and Bulgarian.