Singapore Technologies Engineering Ltd. is a leading Aerospace & Defense company based in Singapore. With an ESG score of 28.4, it is considered to be of medium risk. The company is known for its aircraft maintenance and repair services and is the world’s largest independent third-party provider in this sector. In addition to its defense engineering business, it is also involved in providing smart city solutions such as tolling services, traffic control systems, and cybersecurity tools. About two thirds of its revenue comes from commercial clients.