Gustavson has over 30 years of experience in the international oil, gas, and mining consulting industries. The company has professional staff that can prepare third party reports to support regulatory filings on company assets and material developments.

Expertise in both reserve and resource estimates and reporting

Our staff provides third party reserve and resource reports from compliance with regulatory filings that include:

  • Certified Professional Geologists (CPG)
  • Registered Professional Geologists (PG)
  • Professional Engineers (PE)
  • Qualified Persons (QP)
  • Competent Persons

Gustavson has prepared reports for stock exchanges around the world including reports compliant with:

  • Canadian National Instrument  (NI 43-101, NI 51-101)
  • United States Securities and Exchange Commission (SEC)
  • Australian Joint Ore Reserves Committee (JORC)
  • Australasian Institute of Mining and Metallurgy (AUSIMM)
  • Australian Securities Exchange (ASX) and VALMIN Code

When do you need an independent third party?

Our team prepares independent third party reports to help our clients facilitate attaining bank loan and private investment. Other instances when an independent third party may be  needed include:

  • Investment Due Diligence
    • Financing due diligence
    • Technical soundness
    • Economic viability
  • Legal Issues
    • Lease provisions
    • Production sharing terms
    • Title opinions
  • Reserve and Resource Confirmation

For NI 43-101, NI 51-101, or other technical reports, contact Gustavson at (303) 443-2209 or email us at