2001: Mineral evaluations and mineral-interest inventories of numerous mining claims and state sections in the surrounds of Fort Irwin, San Bernardino County, California
2003: Valuation of a silver mine and mill in Nevada
2003: Appraisal of an operating sand and gravel quarry in Los Angeles County, California
April 2003: Appraisals of operating sand and gravel quarries in Riverside County, California
2003-2006: Appraisals of several patented mining claims, state sections, and an operating mine in the surrounds of Fort Irwin, San Bernardino county, CA
2004: Review of value of patented mining claims in an active mining district, Colorado
2004-2007: Appraisals of construction aggregate, specialty sand and gold deposits in California
2007: Review of exploration potential and value of patented mining claims in an inactive mining district, Colorado
2008 - 2009: Appraisals of abandoned gold mines in California for possible acquisition by the Federal Government for inclusion in lands administered by either the National Park Service or the United States Forest Service
Aggregates
Sand and Gravel
Crushed Rock
Limestone
Metals
Gold-Silver
Copper
Zinc
Lead
Other Non-Metallic Minerals
Specialty Clays
Specialty Sand