The chief of British Petroleum blames failures by the rig's operator, Transocean of Switzerland.

VOA: special.2010.05.04

Lutzi Matzig, chief operating officer of travel operator Asian Trails, says Thailand began recovering in late 2009, but he says political stability in Thailand is vital to keep the recovery going.

VOA: standard.2010.02.04

Online he met Steven Lee, the chief telescope operator at a professional observatory in Coonabarabran, Australia.

FORBES: A Star Is Born

Most unprepared of all was chief air-cargo operator HACTL, which was forced to stop processing freight at its spanking new Super Terminal 1.

CNN: A Date with Disaster

Sir David also spoke to Dianne Thompson, chief executive of the lottery operator Camelot who announced that the main prize draw is to be rebranded as Lotto.

BBC: Sunday 28 April 2002