Tom Darrah, PhD


Tom Darrah serves as Chief Technical Officer, overseeing natural hydrogen exploration and intellectual property and technology development. Prior to joining Koloma, Dr. Darrah was a Full Professor of Earth Sciences at Ohio State University. Dr. Darrah is an internationally recognized scholar that has made significant contributions to his field through research funded by the National Science Foundation, US Department of Defense, US Department of Energy, the National Institute of Environmental Health Sciences, NASA, and others. He has held several leadership positions within his field, including Vice President and President of the Geologic Society of America Division for Geology and Health, and Executive Director of the Global Water Institute. Dr. Darrah obtained a Ph.D. in Geology from the University of Rochester and has 20 years of experience specializing in gas geochemistry and subsurface geoscience.