Diligent Investigative Services, LLC

Professional Private Investigative Services Diligent Investigative Services, LLC is a licensed private detective agency in the Commonwealth of Pennsylvania. We specialize in providing our clients with professional investigative services specific to ...

Professional Private Investigative Services Diligent Investigative Services, LLC is a licensed private detective agency in the Commonwealth of Pennsylvania. We specialize in providing our clients with professional investigative services specific to their individual needs. Diligent Investigative Services is owned and operated by a former federal law enforcement officer and is backed by more than 20 years of demonstrated investigative excellence. Diligent Investigative Services, LLC is based in Leesport, Berks County, Pennsylvania and is a licensed Private Detective Agency in the Commonwealth of Pennsylvania (Berks County Court of Common Pleas, License No: 78.)