Dewitt County Courthouse, Cuero, Texas

Landmark OGM is a professional land services company that serves the oil and gas industry throughout the Continental US and Alaska. We ensure the success of our clients based on years of experience in the industry, careful selection and retention of well-qualified independent Landmen, meticulous on-time delivery, and hands-on management and oversight of each client’s projects.

Full Range of Land Services

  • Upstream
  • Midstream
  • Ancillary Services


Trusted Results

  • Rapid mobilization
  • Proven on-time delivery
  • Results that meet or exceed client expectations



Experience Across the Continental US and Alaska

  • Broad executive and core team experience
  • Access to high quality regionally-experienced land professionals


Highest Ethics and Standards of Practice

  • Pride in workmanship that produces premier results
  • A company, its employees and contractors who abide by the ethics and standards of practice of the AAPL and IRWA. Read our Ethics Policy.