FMC Technologies Inc. reported that Robert L. Potter has been appointed president of the company. He assumes this responsibility from John T. Gremp, who remains chairman and CEO.

Potter previously served as executive vice president of energy systems with responsibility for the subsea technologies, surface technologies and energy infrastructure business segments, in addition to several support functions. He has been with the company since 1973.

FMC Technologies also announced that Douglas J. Pferdehirt has joined the company as executive vice president and COO, assuming responsibility for the company's three operating business segments.

Pferdehirt has an extensive background in the oil and gas industry. Before joining FMC Technologies, he worked for Schlumberger Ltd. for 26 years in a number of leadership positions, including executive vice president of corporate development and communication, and president of the Schlumberger Reservoir Production Group.

This leadership change is effective August 1. Potter and Pferdehirt will report to Gremp.