Although he knew it was a function of the Auditor’s Office, Denver Auditor Timothy M. O’Brien, CPA, didn’t have much experience with prevailing wage enforcement when he took office in July, 2015. “It was baptism by fire,” he remembers. “I heard complaints from employers, employees and even from my own staff. I quickly realized that Denver’s 66-year-old prevailing wage ordinance might be part of the problem.”