Loss Prevention and Theft Investigation Services: Theft Investigations Retail Investigations Integrity Investigations Mystery Shops Interviewing and Integrations Undercover Investigations Give us a call today so that we can assist you in your loss prevention needs. Our experienced loss prevention agents and staff with help you discreetly in your needs. All investigations are discreet. At Gailey Associates, Inc we do not use uniformed security guards. Although uniformed guards are a good deterrent most thieves just do their crime behind the scenes or away from the guards. Through our discreet methods we catch the thieves in the act.