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Principal Holdings


Noble is one of the largest offshore drilling contractors in the world. In 2022, Maersk Drilling merged with Noble to create a world-class offshore driller with more than 150 years of combined experience. The combined company builds on strong values, an unwavering commitment to safety and an unmatched expertise and product offering in deep water and harsh environment drilling.


  • Established: 1921
  • Listed
  • Ownership: 21.4%
  • Revenue: USD 2.6bn
  • Number of employees: 3,600
  • CEO: Robert W. Eifler
  • CFO: Richard B. Barker

Board of Directors

  • Charles M. (Chuck) Sledge (Chair)
  • Alan J. Hirshberg
  • Alastair Maxwell
  • Ann D. Pickard
  • Claus V. Hemmingsen
  • Keith Jennings
  • Kristin H. Holth
  • Robert W. Eifler

The A.P. Moller Group