Former Procter & Gamble Co. executive Alastair Symington has been hired as CEO of Blackmores Ltd. Symington will become CEO of Blackmores, which is headquartered in Australia, on Oct. 1. He will replace as chief executive the interim CEO, Marcus Blackmore. Symington who is from Melbourne, Australia, began working for Gillette in 1999, six years before the razor company was acquired by P&G. He was based in Melbourne when P&G acquired Gillette in 2005.