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A1 in Bulgaria

In Bulgaria, A1 is the leading mobile network operator and number two in fixed line.

As a fully convergent provider, A1 offers the complete portfolio of core telecommunications services, information and communications technology (ICT), as well as satellite TV, an own interactive TV platform, and four sports channels.

The predecessor company of A1 Bulgaria was founded in 1994 and acquired by the Group in 2005. In 2022, STEMO, a local ICT company, became part of the A1 family. In 2023, business in Bulgaria contributed 14% to the revenues and 16% to the EBITDA of the Group, making it the largest A1 market after Austria.

Market position

Finanzkennzahlen 2023

Financials 2023In EUR mnChange
Revenues75017.1 %
ARPU (EUR)7.68.7 %
ARPL (EUR)16.76.5 %
EBITDA30419.4 %
EBIT18133.8 %
CAPEX13727.3 %


  • Fixed-line telephony
  • Fixed-line broadband
  • Mobile telephony
  • Mobile broadband
  • IP TV
  • ICT
  • Data center for customers

Quality certificates

  • ISO 9001
  • ISO 14001
  • ISO 20000-1
  • ISO 27001
  • ISO 27701
  • ISO 30301
  • ISO 37001
  • ISO 39001
  • ISO 45001

Employees (FTE)*

Network coverage*

* as of year end 2023

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