Celebrating 40 Years of Integrity, Skill and Results. 

Castle Security Group is dedicated to delivering superior service to our clients and ensuring that their investigative needs are not only met, but exceeded. We offer exceptional detective work while providing personalized and committed support.

We serve a wide range of clientele and value every client relationship. Each investigation benefits from our relentless determination and comprehensive expertise. We approach every case with a focus on honesty and aggressive pursuit of the truth.


We are abreast of the ever-changing field of investigations and fully committed to exceeding expectations.

Excellence in investigations. Serving the Baltimore region. 


MD State Police License No. 22PLU-SGPD3277


CALL US                             (410) 788-7800
​​We guarantee an aggressive and effective strategy. Our history of successful results speaks volumes.

We have a reputation of excellence in providing smart, sensible, and affordable investigative solutions.

Castle Security Group

Private Investigations