About

Don Haworth is the owner of Chicagoland Detective Services and Chicagoland Firearm Training. A former U.S Marine, with over 40 years’ experience in surveillance, security, executive protection, and firearm training, Don brings a wealth of knowledge to his students and clients.

Chicagoland Detective Services & Firearm Training provides training and services to businesses, insurance companies, the legal community and private individuals.

We specialize in providing top-notch investigative solutions for individuals and businesses alike. Our team of experienced professionals is dedicated to uncovering the truth and delivering results efficiently and discreetly. Whether you need surveillance, background checks or asset investigations, we are here to assist you every step of the way. You can count on Chicagoland Detective Services to handle your investigative needs with precision and confidentiality.

Owner Don C. Haworth, LPD, CFE, CII, is a Marine veteran with more than three decades of experience as a private investigator. Don personally supervises each investigation to guarantee thorough and precise outcomes. Each assignment is customized to meet the unique requirements of the client.