Apply for Membership


Membership Chairman

Bia Tyk
Tri County Investigations
621 Plainfield Road ~ Suite 204
Willowbrook, IL 60527
P (630) 655-1313
F (630) 655-4155

Membership Chairman Contact Information

ADSAI membership currently consists of a complete cross section of licensed private detective and private security contractor agencies, both large and small, throughout the state.

Active Membership is open to all licensed Private Detectives, Private Security Contractors and/or those duly authorized representatives of sole proprietorships, partnerships, and corporations who are licensed by the Illinois Department of Professional Regulation.

Associate Membership is open to those who are management representatives, sole proprietorships, partnerships, firms or corporations that do not qualify for active membership, but who may supply any service or equipment or who is otherwise closely associated with the Private Detective or Security Professions.

Student Membership is open to those who are actively enrolled in an accredited Criminal Justice or related curriculum at a community/junior college pursuing an Associate’s Degree or a college or university pursuing a Bachelor’s, Master’s or a Doctoral Degree.

Annual Membership Dues (as of February 1, 2018)

Individual Licensee – No Agency
Private Detective or Private Security Contractor………………………………….$ 125.00
Private Detective and Private Security Contractor………………………………..$ 150.00

Individual or Company
Individual or Company not meeting requirements for active membership……$ 125.00

Individual Licensee – With Agency Individual with one License and an Agency….$150.00

Individual with multiple Licenses and an Agency……………………………….$ 250.00

Student ……………………………….$50.00

Annual Dues Annual dues is based on the following dues schedule. After the June meeting the appropriate dues shall be one-half of the annual sum and after the September meeting the full year’s dues will cover the remainder of the calendar year and also the full following year.

To download PDF Membership Application or brochure click on link below

ADSAI Brochure

ADSAI Application