Welcome to Sinclair Petroleum Engineering

John began his career with Mobil Oil in 1985.   In 2001 he established SPE to provide services to the oil and gas industry.   His expertise is focused on the reservoir engineering and resource aspects of conventional and unconventional reservoirs.   Most SPE work involves reservoir modeling and preparation of certified reserve reports.    Since 2008, SPE has performed reservoir simulations, development economics, and certified reports for fields in Nigeria, Mexico, the North Sea, and unconventional simulations in the Haynesville, Fayetteville, Eagle Ford, and Permian Basin shales.