About Us

Lancaster Detective Agency is known for employing some of the most experienced and educated investigators in the area. That’s because after 21 years of experience working both small and large scale cases, our world-class investigators and contacts understand what it takes to get the results you need. With an impressively high success rate and hundreds of databases aiding our investigations. Contact Lancaster Detective Agency today and experience the difference of working with a professional Private Investigation Agency that cares about protecting your privacy.

CEO, Sean L. Hall

Sean L. Hall, CEO and licensed private investigator for Lancaster Detective Agency, began his career by enlisting in the U.S Air Force in 1991. Hall served as a Security Policeman in the Law Enforcement division at Vandenberg, AFB California. While in the U.S Air Force Hall conducted many investigations while continuing his education in the Law Enforcement field. After serving 4 years, Hall was honorably discharged and returned to Pennsylvania where he began his career as a Private Investigator. Hall has conducted investigations in worker's compensations claims, liability, civil and criminal cases. 


Lancaster Detective Agency is licensed and insured in PA. 

PA Licence

License and Insurance

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Lancaster Detective Agency LLC.

313 W. Liberty Street, Suite 127 Lancaster, PA 17603

© 2019 Lancaster Detective Agency LLC