Private Investigators Shenley, Watford - Welcome to the directory of Shenley Private Investigators and private detectives in Shenley. It lists private investigators and private detectives who offer private investigations. Find business details, ratings and reviews of your local private detective or private investigator in Shenley, Watford and write your own review. Are you a private detective in Shenley? Why not advertise your private investigations business on the Shenley Business Directory – IT'S FREE!