[3] In 2009, he published Énergies renouvelables plaidoyer pour une véritable politique de l'énergie en Polynésie française (Renewable energy: Advocacy for a real energy policy in French Polynesia), published by Au Vent des Îles.

[5] and appointed to the Cabinet of Gaston Flosse as Vice-President and Minister of Economy, Finance, Budget and Labour.

He was retained as Vice-President by Fritch,[9] and continued to serve in Cabinet as Minister for the Economy and Finance, Budget, Civil Service, Enterprise, Industry and Export Promotion from 16 September 2014.

In June 2020 he left the Tapura Huiraatira party after a dispute with Edouard Fritch over the handling of the COVID-19 pandemic in French Polynesia.

[17] The group lost its parliamentary recognition in January 2021 after Le Gayic resigned and rejoined Tahoera'a,[18][19] leaving its members as independents.