Following a preliminary inquiry to determine whether Mavili Elektronik Tic. ve San. A.Ş., Filiz Güvenlik Sistemleri Proje San. ve Tic. A.Ş. and Yıldız Yangın Söndürme Sistemleri San. Tic. A.Ş. had infringed Article 4 of the Turkish Competition Act prohibiting anti-competitive agreements via resale price maintenance, territorial and customer restrictions, and customer sharing, the Turkish Competition Board initiated an investigation on the aforementioned undertakings. The press release dated 27.12.2022 about the investigation, initiated by the decision of the Turkish Competition Board, dated 01.12.2022 and numbered 22-53/804-M, is available via https://www.rekabet.gov.tr/tr/Guncel/mavili-elektronik-tic-ve-san-as-filiz-gu-04def5e7b185ed11a23100505685ee05