Margaret K Dorman

In 2009, Dorman retired as EVP, CFO and treasurer of Smith International Inc. (now part of Schlumberger Ltd.) after more than a decade in that role. Previously, she held management positions at Landmark Graphics, acquired by Halliburton Corp., and Ernst & Young. She currently is on the boards of Equitrans Midstream Corp., EQT Corporation, and Rubicon Oilfield International.