John was most recently founding partner and VP Exploration for DJ Resources where he developed the geological foundation for the Niobrara play in the Denver-Julesberg Basin. John supervised and managed the acquisition of DJ’s mineral leases in the basin. He has had an extensive career in multiple basins across the world as a consulting geologist and with large independents including 22 years with Marathon where he participated in the research program, led the Frontier Exploration group and was intimately involved in Marathon's North Sea exploration and development. Currently, in his spare time John enjoys drilling shale plays in Russia, Africa and the DJ Basin. He is looking forward to drilling the Anahuac shale play in Matagorda County.