Range Resources Corp., Fort Worth, Texas, (NYSE: RRC) has named Joseph H. Frantz Jr. vice president, engineering.

Frantz led Schlumberger’s shale evaluation team for various emerging shale formations, including the Barnett, Fayetteville and Marcellus, and has more than 26 years of petroleum engineering experience. He previously worked for Texaco and S.A. Holditch & Associates He also has experience working in the Appalachian Basin.

K. Scott Roy has been named vice president, government and regulatory affairs for the Marcellus shale division. He was executive deputy chief of staff in the office of Pennsylvania Governor Ed Rendell. He has more than 17 years of experience in various positions.

Range chairman and chief executive John H. Pinkerton says, “We are extremely pleased to announce these two new management additions to our Marcellus shale team. Both Joe and Scott are Pennsylvania natives, who will report to Ray Walker in our Pittsburgh Marcellus shale division. Joe Frantz will head up our technical evaluation, not only of the Marcellus, but also for the other Appalachian shale formations. His extensive technical background in shale reservoir evaluations and optimized completion techniques is a key addition to our technical team.”

Range has oil and gas assets in the southwestern, Appalachian and Gulf Coast regions of the U.S.