Production Service & Equipment Incorporated

Production Specialties, Inc.

Production Technologies International Inc.

Proehl Thomas S.

Profrock, Jr. William P.

Proizvodstvennoe Geologicheskoe Obiedinenie "Tsentrogeologia"

Propellant Fracturing & Stimulation, LLC

Prosser, Jr. Leonard J.

Prost Jerome

Prouvost Laurent

Prouvost Laurent P.

Provencher Jerry

Provesta Corporation

Prowell Technologies Ltd

Prowse Daniel R.

Pruden James B.

Prudhomme Joseph M.

Pruitt Alfred B.

Pruitt Grant

Pruitt Group, Inc.