OASIS BISAN LLC is a Ukrainian industrial enterprise based on growing sturgeon fish species and getting black caviar. OASIS BISAN LLC was established in 2011. Cultivation of fish takes place in recirculated system, which completely excludes external factors. The main activity of the company is the cultivation and sale sturgeon of fish: sterlet , bester, Russian sturgeon, as well as the reception and processing of natural and high quality black caviar. We apply the latest achievements and technologies in sphere of sturgeon breeding that makes our enterprise perfect and ecologically safe and allows making our production better quality that corresponds to all international standards. n march 2018 our company has introduced and adopted the precautionary model of the system of safety in food production ISO 22000:2005 by the German certification body in the field of International TUV SUD Quality Standards.