| Brummel, Dr. H. Bruce - Matteson, IL CONSTRUCTION - Quality Control |
| Costello, Ben - Golden, CO ENVIRONMENTAL - General |
| Fronapfel, Edward L. - Golden, CO Engineering,Construction |
| Downs, Stephen G. - Golden, CO Mining, explosives-scheduling, construction, underground, blasting, ventilation, rock, shaft, contract, Nevada Contractor Claim MSHA. |
| Meiggs, Thoedore O. - Golden, CO Air, water, wastewater, soil & hazardous waste testing, and investigations; Hazardous waste characterization including corrosive & reactive wastes; EPA enforcement practice; Environmental crime investigations; Environmental testing regulations; Analytical data quality evaluations; Analytical laboratory evaluations & management; Expert witness referrals. |