As the downturn recedes, managing the workforce is once again top of mind for managers and executives.

Will Monteleone began his career with Bank of America, and then worked for Equity Group Investments, which continues to be a major shareholder of Par Pacific.

Keppel Corp. Ltd. said March 20 that Chow Yew Yuen will step down as CEO after 36 years with the Singapore-based company.

Prior to joining Polarcus in 2009, Duncan Eley worked for a global strategy consultancy firm across the energy, transport and natural resources sectors.

Algerian state energy firm Sonatrach has replaced CEO Amine Mazouzi after less than two years on the job, naming Abdelmoumen Ould Kadour to replace him, the energy ministry said in a statement March 20.

Duncan Livingstone and David Stewart joined the technical support division of plug and abandonment provider Ardyne from Schlumberger, a press release said March 16.

Gordon Birrell, who previously headed BP in Azerbaijan, will become COO for production, transformation and carbon in the BP upstream segment, reporting to Looney. Andy Krieger will become the new head of drilling. Krieger, previously vice president for drilling in the Gulf of Mexico, will report to Birrell.

The state firm, which has a virtual monopoly on petroleum imports, leads the country in retail oil sales and owns and operates the country's main refineries, Reuters reported.

Mark Gillespie has been appointed managing director of Ecosse Subsea Systems, the company said in a news release.

Abed Ezz el-Regal will replace Tarek al-Hadidi, appointed in April 2016, as head of EGPC, while Osama Al Bakly will take over from Mohamed al-Masry as head of EGAS, Reuters reported.

Ronald Sifton was appointed interim CEO of Ceiba Energy Services Inc., as interim CEO Richard Lane is no longer with the company, according to a March 13 press release.

Statoil said on its website it has about 20,500 employees, down from 23,400 in 2013. In 2015, Statoil sold its head office building in Stavanger to Colony Capital Inc., signing a 15-year lease with a possible extension, Reuters reported.