When the TRUTH needs PROOF

Private Investigators in the Nashville, TN Area

Although Guardian Detective Agency is based in the Nashville, TN area, we also provide investigative services nationwide.

When the TRUTH needs PROOF

Guardian Detective Agency’s motto means that no matter the nature of the case we will obtain the required evidence and provide factual information based upon our investigation.


Each client is unique and brings with them a special situation that might include any number of variables which could require one or more methods of investigation. Owner Michael Sands will sit down with an individual Client personally and discuss the needs and objectives of their case. Guardian does not want to waste the Client’s money nor its Investigator’s time, so we tailor each individual case to the specific needs of the Client.
Guardian Detective Agency is now providing professional Drone Video Services for Real Estate Agents, Construction Companies, Developers or anyone who just wants a "Birds Eye View"
Guardian consistently strives to provide the highest quality private investigation services with the utmost degree of integrity that exceeds that of the industry. We believe we are an extension of our Client’s reputation, and we are dedicated to providing accurate and honest information to all of our clients in a timely and cost-efficient manner.

Michael has established and grown his business primarily by referrals from clients as a result of his exemplary work product and client appreciation, and is proud to offer these services and more:
Guardian Detective Agency is headquartered in Hendersonville, Tennessee conveniently located near Nashville, serving the entire states of Tennessee, Alabama and Kentucky. Guardian has a national network of licensed Private Investigators to conduct and provide services Nationwide.
Call us today at 615-815-8730 to find the truth you seek!
“Guardian Detective Agency was a great process server. They were very flexible and timely in serving my important court documents.”
- Kevin K.