Callahan & Associates, LLC are a full service private investigating agency with offices located in Tennessee, Georgia, Florida and Alabama. We provide corporations, insurance companies, government agencies, law firms, and private clients around the world with professional investigative services.Led by a team of experienced private investigators, we help our clients solve problems by providing them with the intelligence they need to make informed decisions, avoid risks and capitalize on opportunities. Our comprehensive services and nationwide team of private investigators, coupled with our network of private investigators around the world, allow us to act as the single-source for all of your investigative needs.