HOUSTON–(BUSINESS WIRE)–NextDecade Corporation (“NextDecade”) (NASDAQ: NEXT) announced today the execution of a 15-year sale and purchase agreement (“SPA”) with ENGIE S.A. (“ENGIE”) for the supply of liquefied natural gas (“LNG”) from NextDecade’s Rio Grande LNG export project (“RGLNG”) in Brownsville, Texas. Under the SPA, ENGIE will purchase 1.75 million metric tonnes per annum (“MTPA”) of LNG on a free-on-board (“FOB”) basis. The LNG supply will be from the first two trains of Rio Grande L