Our Story

One Basin, Two Premier Shale Plays

From its origins in the Powder River Basin to its current operations in the Appalachian Basin, Antero Resources has grown into one of the largest natural gas producers in the U.S. We credit our history of success to identifying and developing the most promising unconventional reservoirs.

Our History


Paul Rady and Glen Warren co-found Pennaco Energy (AMEX:PN) and build it into a highly successful Powder River Basin coal bed methane producer


Rady and Warren sell Pennaco to Marathon Oil


Antero is formed to pursue unconventional resource opportunities


Antero builds Barnett Shale business (private) into the 2nd largest producer in the play and sells to XTO Energy


Antero acquires 115,000 acres in the Marcellus Shale in the Appalachian Basin from Dominion Energy


Antero successfully drills its first operated Marcellus wells


Antero sells the Arkoma Basin and Piceance Basin assets to redeploy capital to higher-return Marcellus and Utica shales.

Antero forms "Antero Midstream Partners" to drive midstream infrastructure buildout


Antero Resources successfully completes the largest independent E&P IPO to-date at $1.8 billion


Antero Midstream Partners completes a $1.15 billion IPO, the lowest-yielding and largest MLP IPO to-date


Antero Midstream GP successfully completes $875MM IPO

Antero Midstream Partners forms a 50/50 processing & fractionation joint venture with MLPX with $800 million of new project inventory


Antero surpasses 3 Bcfe/d of production and becomes the largest NGL producer in the US

The Longest-Tenured Leadership in Appalachia

Our leadership team is composed of one of the most experienced energy leaders in the region.