A1 Bulgaria is perceived as one of Vivacom's biggest rivals. A1 Bulgaria's headquarters is in Sofia, Sofia, and was founded in 1994. A1 Bulgaria operates in the Telecommunications Equipment industry. A1 Bulgaria generates 47% of Vivacom's revenue.
A115 has been one of Vivacom's top competitors. A115 is a Private company that was founded in null in , . A115 is in the field. Compared to Vivacom, A115 has NaN fewer employees.