Staff file photo / Accounting partners Jonathan Frost and Paul Croft are seen in an investor pitch for another venture, known as Rhino Onward International. Frost is under federal criminal investigation after the collapse of the Chattanooga firm Croft & Frost.
Federal law enforcement has been investigating Chattanooga businessman Jonathan Frost, according to a state agency, raising the specter of criminal fallout from a case that a Tennessee regulator called one of the more egregious violations of the public trust he has seen.
