The phrase "government investigators" refers to people who work for the government and are responsible for finding and collecting information to solve problems or investigate crimes on behalf of the government. Full definition
It is, therefore, good practice to remain in control of this information and keep it out of the hands of government investigators to the extent that this can be done. (mathewsdinsdale.com)
??? But time is running out for government investigators to consider criminal charges. (fox8live.com)
For - profit colleges have come under a barrage of negative publicity, been targeted by government investigators and been dragged into congressional hearings. (nytimes.com)