Formerly an operating division of Suez, the company was spun out as a stand-alone entity as part of the merger to form GDF Suez (now Engie) on 22 July 2008.[3] Engie remained the largest shareholder of the company with a 35% stake.[3] On the stock market, Suez Environnement's share jumped 40% in value on its first day.[4]
In April 2014, Suez Environnement signed 3 major water treatment contracts in India worth 61 million euros.[5] In July 2015, the group Suez Environnement simplified its name to become Suez, after the group GDF-Suez changed its name to Engie, leaving the name Suez available again.[6] In September 2015, Suez acquired Sembcorp's 40% stake in the companies' common joint-venture to provide water treatment and waste management in Australia.[7]
On 1 October 2017 Suez bought the Water & Process Technologies unit from GE Power for 3.4 billion dollars [8] and formed a new business unit called Suez Water Technologies & Solutions. Suez shares are listed on the Euronext exchanges in Paris and Brussels.
On 14 May 2019 Bertrand Camus was appointed as chief executive officer of Suez.[9]
On 1 February 2022 SUEZ began a new chapter in its history with its acquisition by the Consortium of shareholders and the appointment of a new CEO, Sabrina Soussan.
As of 1 August Sabrina Soussan was appointed chairman and CEO of SUEZ.[10]