Petra Well Site Consultants, LLC began operations in 1997 to meet an emerging need for out-sourced well site representation for oil and gas producers. Since then, the company has provided consultants to both independent and major oil and gas companies across the Southwest, from the Rio Grande to the Grand Canyon including the Wolfberry, Barnett, Marcellus, Haynesville, and Eagleford shale plays. Our Mission Statement The mission of Petra Well Site Consultants, LLC is to make a reasonable profit while honoring God in the way we conduct our business of providing consulting services to our customers, primarily in the oil and gas business.