Private Investigator, Investigator

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About Us Welcome to the DPSI Website! DPSI Investigative Services is a full service private investigation firm located in Birmingham, Alabama owned by Scott and Lisa Brister. DPSI has over 15 years of experience in law enforcement, military (USMC) and in the investigative field. With this experience, we have developed the skills and discipline needed to provide you with excellent service. Personal Service As our client, you will not be just a case number to us. We understand that whatever situation you may be in, it is important to you, therefore, it is important to us. We are here for our clients 24/7. Quality Results We are dedicated to providing each and every client with professional service that is second to none. We will explore every avenue and leave no stone unturned to find out the truth. We use a variety of professional equipment to provide you with high quality results. Confidentiality You can be assured that your case will be handled discreetly and confidentially. The world's most complete surveillance equipment and private detective resource, the Spy Tools Directory.