Since 1943, the John Shields Detective Agency has been New York City?s premier investigation and security firm. We have a reputation for being the most reliable full-service security firm in the area and pride ourselves on our ability to provide each client with attentive, responsive service. For a free estimate or consultation on any of our private detective services, please give us a call at (646) 374-1803 today!
Security, Private investigation, Infidelity investigations, Jewelry security and transport