GLJ applies globally recognized classification systems to estimate petroleum and natural gas reservoirs. We have evaluated assets around the world in numerous conventional and unconventional play types using state of the art workflows and methodologies. 

Our Independent evaluations are used for annual reporting, public disclosure, fair market value assessments, financial reporting, investment decisions and legal proceedings. We work for Independent, private and national energy producers, private equity and financial institutions and government bodies.    

We provide independent analysis and expertise including, but not limited to:

  • Geologic and Geophysical analysis
  • Reserves and Resources estimation
  • Economic Modelling
  • Independent Petroleum Consultants Consent
  • NI 51-101 COGEH compliant reporting
  • SPE-PRMS compliant reporting
  • SEC compliant Reporting
  • Certification of Reserves and qualified person sign off