Headquartered in Brookline, MA and licensed in MA, NY and NH, AIS is an international, full service investigative and security company operating for over 30 years. From complex White-Collar investigations, VIP executive protection and special event security, to background due diligence, pre-employment investigations, staff training, surveillance and site security assessments, AIS is uniquely structured, trained and positioned to respond to your investigative and security needs.