Andy Valkenburg


Ph.D., Analytical Chemistry, Montana State University, Bozeman, Montana, 1987
Bachelor of Arts, Biology with minor in Chemistry, Carroll College, Helena, Montana, 1979

TNI/ISO 17025 Quality Assessor, 2018-Current
Perry Johnson Laboratory Accreditation, Inc.

Senior Scientist/Corporate Quality Assurance Officer
1992- 2019, Analytical Chemist/Quality Assurance Officer (27 Years, Retired)
Energy Laboratories, Inc., Billings, Montana. Corporate Quality Assurance Officer responsible for the Quality Assurance monitoring of laboratory operations. Performs method development, prepares and updates standard operating procedures, performs technical training, and is involved with special projects management.

1989 - 1992, Senior Organic Analytical Chemist - ICF Kaiser Engineers, Las Vegas, Nevada. Provide supervisory and technical support in the design, preparation, analysis, and multilaboratory certification of analytical method performance evaluation materials used to evaluate current and proposed EPA organic analytical procedures. . Also reviews proposed EPA methods and multi-lab study contracts for technical accuracy.

Contact Information:; 406 696 3915