About Us

Capital Security & Investigations, Inc. (CSI) was founded in 1998 and has been providing quality contract Security Guard Services and Private Investigations in the Chicago land area for the past 8 years. CSI specializes in physical security and utilizes licensed and trained security professionals with customized post orders to specifically meet each clients needs.

CSI provides advanced surveillance techniques utilized by trained investigators with law enforcement backgrounds while conducting all Private Investigations.

CSI also has extensive experience in conducting cargo theft investigations.

Within the past 4 plus years CSI conducted a number of cargo theft investigations that have resulted in the arrest and or dismissal of 69 people while recovering $1,362,942.00 in stolen cargo.   

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