As a member of the Rally for Democracy and Social Progress, which he is the president of since May 2015, he is also the deputy of the first constituency of Mvoumvou [fr] (Pointe-Noire) since September 2012.

He completed his secondary education in France at l'École supérieure des techniciens en électronique et informatique as well as at Pigier [fr], where he got a degree as a software engineer in management computing [Wikidata].

[6] Amidst a cabinet reshuffle a few months later, he entered the fourth Sassou-Nguesso government [fr] as Minister of Hydrocarbons, succeeding André-Raphaël Loemba.

[9] In July 2018, Thystère Tchicaya, then Minister of Hydrocarbons, was accused by Lamyr Nguélé, president of the National Commission for the Fight Against Corruption.

[11] Later on, in September 2018, a law was enacted to replace this Commission by a High Authority of the Fight Against Corruption, which was thought to be more independent.