petroleum-engineering
(2)
PETEX wants the whole oilfield in the equation
A well can improve while the field around it suffers. PETEX built its software business around that awkward fact, connecting reservoirs, wells and pipelines so engineers can see what their decisions really do.
Mark McClure
Mark McClure is the co-founder and CEO of ResFrac Corporation, a Palo Alto-based company building advanced physics-based simulation software for the energy industry. A Stanford PhD in Energy Resources Engineering, he spent time as an assistant professor at UT Austin before founding ResFrac in 2015. His research on hydraulic fracturing, induced seismicity, and enhanced geothermal systems has earned over 5,800 scholarly citations and an h-index of 38. Under his leadership, ResFrac has grown to serve 60+ exploration and production companies and secured a platform investment from Banneker Partners in 2026. He also advises Fervo Energy on geothermal development.