Leighton Contractors sues over fraud gifts CONSTRUCTION giant Leighton Contractors is suing the wife, daughter and a female acquaintance of the company's long-time finance manager who confessed to stealing more than $20 million from the business's coffers over 12 years. Damian Victor O'Carrigan will be sentenced in April after pleading guilty late last year to one of the nation's largest white-collar frauds.