Mr. Campbell performs mineral appraisals in Texas and complex industrial property appraisals in Texas and other states. Mr. Campbell has extensive domestic and international energy industry experience including previous valuation assignments of producing properties, upstream, mid-stream processing and transportation, downstream, oil field service businesses, and petrochemical and refining. He has significant experience in the valuation of tangible assets. He has been involved in numerous assignments for property tax, income tax, litigation, financial reporting, and lending purposes. Mr. Campbell has also completed many engagements involving capitalization rate studies and the valuation of intangible assets. Mr. Campbell manages the Minerals Department in Dallas and directs all company operations.