“Sofia Airport” EAD is certified according to the requirements of the International Organization for Standardization (ISO) receiving certificates for two standards: ISO 9001:2015 (Quality Management) and ISO 14001:2015 (Environmental Management).

ISO 9001:2015 and ISO 14001:2015 certificates guarantee that all activities performed by “Sofia Airport” EAD are directed towards effective resource management and constant improvement of service quality focused on satisfying customer needs.

Sofia Airport EAD is certified under the ACI EUROPE Airport Carbon Accreditation Programme at Level 2 Reduction. Sofia Airport is the first Bulgarian airport to be accredited by ACI EUROPE and granted a Certificate of Accreditation.