
| Mailing | Shipping | Direct |
|---|---|---|
| Skyline Assayers & Laboratories P.O. Box 85670 Tucson, AZ 85754-5670 |
Skyline Assayers & Laboratories 1775 W. Sahuaro Dr. Tucson, AZ 85745-1434 |
Phone: (520) 622-4836 Fax: (520) 622-6065 Email: tucson@skylinelab.com |

| Bernie Dunn | Vice President, General Manager, Arizona Registered Assayer No. 36447 |
| Bernie has been with the laboratory's operation since January 2000. Bernie has over 25 years experience in managing mineral exploration laboratories in the U.S., Canada, and Mongolia. | |
| Jim Martin | Lab Supervisor, Senior Chemist, Arizona Registered Assayer No. 11122 |
| Jim has been employed by previous owners Hawley & Hawley, and Skyline Labs since 1969. His background has ranged from sample preparation through all areas of analytical chemistry related to the minerals industry. Jim specializes in umpire assays of a wide variety of ores and mineral products. | |
| Bill Lehmbeck | Consultant, Geochemist, Arizona Registered Assayer No. 9425 |
| Bill was a former co-owner of Skyline Labs. Bill was Manager of the Tucson operation from 1973 through 1997, and has been a consultant to the laboratory from 1998 to the present. | |
| Frank Machado | Sample Preparation Manager |
| Frank has been employed at the laboratory since 1992. Frank is familiar with process handling and preparation of a wide variety of geological samples. | |
| J. Robert Clark, Ph.D. | President, Geologist/Geochemist |
| Dr. Clark is the principal owner of Skyline Assayers & Laboratories. Dr. Clark is the inventor of the Enzyme Leach, and he co-developed the MAGIC organic extraction system that has been widely used in a variety of analytical disciplines. Although Dr. Clark lives in Denver, he works with the lab on analytical issues and managerial decisions. Dr. Clark's resume can be downloaded at: |