Kay and Associates has over 24 years licensed in California. We have experts in all forms of investigation, pooling our experience to give you the best result possible. Our team even includes a vehicle forensic examiner, so that digital evidence stored within on-board vehicle computer systems can be extracted and then integrated with other findings. Kay and Associates works daily for agencies, corporations, businesses, law firms, and individuals, giving all the highest level of service. Some of our investigative specializations include:

• Corporate Security
• Employee Misconduct
• Fraud
• Theft
• Construction Defect
• Human Resources
• Spousal Infidelity
• Person Location
• Child custody and Divorce
• Auto Accidents
• Workers Compensation
• Liability Prevention
• Security Consultation
• Computer, Cell Phone and Vehicle Forensics
• Asset Location
• Executive Protection (Foreign and Domestic)
• Asset and Property Repatriation…and much more.

At Kay and Associates, we’ve been catching cheaters red handed for 24 years. Length of experience is not always the deciding factor when choosing an investigation team to work your case (for more information on how to choose the best detective for y0ur case, check out bestdetective.info.) In the case of suspected infidelity, it is our opinion that the volume of infidelity cases we’ve solved speaks for itself. We know what to look for and where, we have the most advanced methods in the industry including mobile and vehicle forensics, as well as a team of surveillance experts available for deployment 24 hours a day including weekends and holidays. Our infidelity experts will treat you with the respect, patience, and sensitivity that you need to get through what is arguably one of the most traumatic experiences out there- we know what you’re going through, and will stand by you all the way, including accompanying you when confronting your spouse and a legal team of experts to refer you to should you decide to divorce your spouse. Call us anytime to discuss your options.


In over 24 years of professional experience, Kay and Associates have proven to be an important asset to businesses, both large and small.  Utilizing the experience and know-how of its considerable network of professionals, Kay and Associates Investigations has recovered thousands of dollars of funds and assets for businesses, helped to smoke out undesirables in the workplace, and given business owners the tools to protect themselves in the future from employee theft, information leaks, and insecure computer systems.  Give us a call today to find out about our Business Investigation Services.


Kay and Associates Investigations vast network of professionals work both domestically and internationally to serve our customers’ needs.  Need international surveillance?  We’ve got you covered.  We have licensed professionals in every state ready to take care of your investigation, security and surveillance needs as well.  Give us a call or send us a message using our simple online form to find out more about our services.  No job is too small or large for Kay and Associates.  What are you waiting for?