Emerging Credit Rating Limited (ECRL) has upgraded long term rating to A- (Pronounced as Single A minus) and upgraded to ST-2 short term credit rating to Summit Towers Limited. The outlook on the rating is Stable. The rating is based on audited financial statements for FY2021-2022, and six months audited financial statements for FY2023 (July 2022-December 2022), and other qualitative and quantitative factors.