Security and Investigative Resources
"SIR Investigations LLC"
Illinois Private Detective License:   117.001667 and 115.002364
Illinois Private Security Contractor: 122.001284 and 119.001406

205 South 1st
Fairfield, IL 62837

Phone: 618 847-7474


At SIR Investigations our team exemplifies themselves as a preeminent agency that ensures our clients receive the quality service and results they are seeking that exceeds their expectations. Our team has earned the label of Professionalism, Accountability and Trustworthiness.

At SIR Investigations we guarantee the assurance that our clients
receive the quality of service they have paid for.
We provide the following to our clients:

Documented reports