Vine Energy Inc. is focused on the development of natural gas properties in the stacked Haynesville and Mid-Bossier shale pla ... ys in the Haynesville Basin of Northwest Louisiana. The company was established in March 2021 following the combination of privately held predecessor companies Vine Oil & Gas, Brix Oil & Gas Holdings and Harvest Royalties and is listed on the New York Stock Exchange under the symbol VEI. read more