Changi Airport Group (Singapore) Pte Ltd (CAG) is the entity that owns and operates Singapore Changi Airport in 2026. CAG is a wholly-owned subsidiary of the Minister for Finance (Incorporated), which is a body corporate under the Government of Singapore. Essentially, while it is managed as a private commercial company to ensure high efficiency and world-class service standards, its ultimate owner is the Singaporean government. This unique structure allows Changi to reinvest its profits into massive infrastructure projects like the Jewel Changi and the upcoming Terminal 5, which is currently a major focus in 2026. The government’s ownership ensures that the airport remains a strategic pillar of the national economy and a global aviation hub. CAG also manages the commercial aspects of the airport, including its vast retail and dining spaces, which contribute significantly to its reputation as the world's best airport.