Paulo Ruiz Sternadt has been appointed CEO of the Dresser-Rand business, part of Siemens Power and Gas Division.

He succeeds Judith Marks who is leaving the company at her own request.

Ruiz Sternadt was most recently executive vice president of Global Solutions for the Dresser-Rand business and a member of its executive staff.

Before joining the Dresser-Rand business, Ruiz Sternadt held a number of senior leadership roles in the Siemens Energy Management Division in markets around the world.