Under Classification of dominant licensee 2012 (updated in 2017) Singtel, Star Hub, M1 had SMP in this market. Singtel controls 50% of the mobile market in Singapore. The majority stake of Singtel (51%) is owned by Temasek Holdings, a State-owned investment company. See also Singtel's Factsheet Q1 FY2021, https://www.singtel.com/content/dam/singtel/investorRelations/factsheetsAndPresentation/2020/Q1FY21_Factsheet_Final.pdf However, as the mobile market is deemed to be competitive, no Dominant Licensees have been designated. See also: IMDA official website, Full Competition in Singapore's Telecommunication Sector, last updated on 03 Jun 2019, https://www.imda.gov.sg/regulations-and-licensing-listing/competition-management/full-competition-in-singapores-telecommunication-sector