A1

Headquarters: 1, Kukush Str., Illinden district, 1309 Sofia, Bulgaria

Region: Sofia City Province

Country: BG

A1 Group is a leading telecommunications and ICT company in Central and Eastern Europe, offering voice telephony, broadband Internet, mobile and home entertainment, as well as smart home, data and IT solutions, wholesale services, and digital offerings. The group operates across seven core markets in the region, providing services to millions of customers and maintaining a strong emphasis on digital life and societal responsibility. With a history of growth and strategic investments, A1 Group positions itself as a regional technology and communications partner focused on infrastructure reliability, innovation, and ESG commitments.

A1 Group is a telecommunications provider operating in Central and Eastern Europe, offering mobile, fixed-line, broadband, and digital services to residential and business customers. The company manages infrastructure and wholesale services across seven core markets in the region. It serves millions of subscribers with a focus on connectivity and digital solutions.

Primary Industry: Telecommunications