Sistema Public Joint Stock Financial Corporation is a diversified conglomerate based in Moscow, Russia, with operations spanning various sectors including telecommunications, retail, high technology, finance, pulp and paper, utilities, pharmaceuticals, healthcare, agriculture, real estate, and tourism. The company's key segments include Mobile TeleSystems, Segezha Group, and Ozon Holdings Limited, with Mobile TeleSystems being the primary revenue generator, offering mobile and fixed-line communication services, data transfer, internet access, and digital content. Sistema also produces a range of products such as plywood and paper sacks, and it develops advanced radar and communication systems. In addition, it engages in e-commerce, asset management, and venture capital, while also operating healthcare facilities and a retail network featuring brands like Acoola and Concept Club. The company is involved in various agricultural activities and real estate development, contributing to a broad portfolio that serves both Russian and international markets. Founded in 1993, Sistema continues to play a significant role in multiple industries.