Barbara Arnold, PHD, P.E.
Research & Development Executive Manager
Dr. Arnold holds B.S., M.S., and Ph.D. degrees in mineral processing from the Pennsylvania State University, specializing in coal froth flotation, fine particle processing, and coal petrology. Her research and development experience has included projects for government – and industry – funded agencies as well as private companies, and has covered the development of a coal cleaning simulator, coal handling and blending, coal cleaning characterizations, and flowsheet evaluations.
Her project management experience includes the development and management of project budgets, project schedules, oversight of project personnel, and reporting functions.
Thomas Porterfield, P.E.
Tom has been vice president of operations for Farnham & Pfile Engineering and Construction for 16 years, specializing in energy-related industrial application/design/build utilizing computer aided three-dimensional interactive design (CATIA).
Prior to his employment at Farnham & Pfile, Tom held project engineer positions with BethEnergy Mines for 17 years, covering nine coal mines and processing plants in Pennsylvania and West Virginia. Tom graduated from the Pennsylvania State University with a bachelor of science degree in civil engineering.
He has a diverse background and is a registered professional engineer in 16 states and the District of Columbia.
Operations and Maintenance Manager