Private Detectives with a Global Reputation
Kay and Associates Investigations. Private Investigators that care.
When you need answers, trust the private investigators with over 3 decades of experience in surveillance, background checks, and complex case resolution.
We are the Best Private Investigators in California, specializing in everything from Surveillance to Missing Persons. From infidelity investigations to background checks and everything in between, we work for individuals as well as major law firms.
Our company has been in business since 1992 with decades as the most trusted Private Investigators agency in the industry. As the premier Detective Agency for Private Investigations in Los Angeles and greater California, we are here for you daily.
It is important that you verify the license of any Private Investigator you use. Verify our license: PI #15832
The Ins and Outs of Hiring a Private Investigator
Private Investigators with a Global Reach and Local Connections.
OUR PRIVATE INVESTIGATORS PRACTICE AREAS & PUBLICATIONS
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"Our clients know us and we have returning clients that have continued to choose us again and again for decades. The are the agency of record for many businesses."









