Meet JeffREY Aguinaga: Your Trusted Private DETECTIVE
Expertise You Can Trust
With over 27 years of experience in private investigations, Jeff Aguinaga brings a wealth of knowledge and a commitment to excellence at JAA Investigations, Inc. His extensive background includes managing teams and conducting a wide range of investigations, ensuring that every case is handled with the utmost professionalism. Jeff's dedication to delivering timely and effective results has earned him a solid reputation among clients in Illinois and beyond.

Comprehensive Investigative Services
Surveillance Services
Our surveillance services are designed to gather critical information discreetly and effectively. Whether it's for infidelity investigations, insurance fraud, or child custody cases, our trained professionals utilize advanced techniques to provide you with the evidence you need.


Background Checks
Our Investigation Process
01
Initial Consultation
02
Planning and Strategy
Next, we develop a tailored investigation plan that outlines the methods and resources we will employ. This strategic approach ensures that every aspect of the investigation is covered, maximizing efficiency and effectiveness.
03
Execution and Reporting
Frequently Asked Questions
At JAA Investigations, Inc., we understand that choosing an investigation service can be daunting. Below, we address some common questions to help you feel more informed and confident in our services.
What types of investigations do you offer?
We specialize in a variety of investigation services, including accident scene investigations, activity checks, background checks, child custody investigations, disability investigations, infidelity investigations, liability investigations, locate services, medical canvass, process service, skip tracing, social media investigations, surveillance, and workers' compensation investigations. Our team is equipped to handle each case with professionalism and discretion.How does the investigation process work?
Our investigation process begins with a consultation to understand your specific needs. We then develop a tailored plan, conduct thorough research, and provide you with detailed reports on our findings. Throughout the process, we maintain open communication to keep you informed.What can I expect in terms of confidentiality?
Confidentiality is paramount in our work. We adhere to strict privacy protocols to ensure that all information and findings are kept secure and only shared with authorized individuals.How long does an investigation typically take?
The duration of an investigation can vary based on the complexity of the case and the type of services required. We will provide you with an estimated timeline during the initial consultation.What qualifications do your investigators have?
Our team consists of highly trained and experienced investigators, each with a background in law enforcement or related fields. We are committed to delivering high-quality results with integrity and professionalism.