Established in 1991, Overgas is the biggest1 Bulgarian private company in the natural gas sector and a leader in developing and providing infrastructure services in the field of gasification in particular.
Overgas Group's main activities cover the whole chain of research and development, supply, distribution and sale of natural gas both on wholesale and retail level.
The founder of Overgas - Sasho Donchev is a publisher of one of the few independent media in Bulgaria - "Sega" newspaper, which from the end of 2022 is an online website.
He is the author of more than 30 scientific and practical papers and engineering studies, published in Bulgaria, Russia, USA, Germany, Austria, Syria and Libya.
"US Based Linden Energy Agrees to Acquire 50% Stake in Bulgaria's Largest Privately Owned Gas Company ", Retrieved 16 January 2023.