San Diego

Don't Do It Alone

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San Diego County, known for its beauty, beaches, world known attractions and exclusive living. Kay and Associates Investigations prides itself in being a main source of safety and investigative services to the individuals and businesses throughout SDC. Whether it is someone wanting proof of infidelity or a business looking for help dealing with employee misconduct or fraud, we can help you. We also handle cases across the border into Tijuana where we provide excellence services in the scope of investigations.


We handle cases that range from individuals trying to recover stolen funds, to parents entrenched in custody battles, to Fortune 500 companies needing large-scale or in-depth investigations. 

  • Immigration
  • Missing Tourists
  • Sex Trafficking
  • Drug Cartels
  • Kidnapping
  • Homicides
  • Sexual Assault
  • Any Investigations Cross-Border
San Diego
Andy Kay

As the premier detective agency in Los Angeles, Kay and Associates Investigations has their home office in Beverly Hills, but investigators in cities across the United States and around the world.San Diego County is an area we are well acquainted with from the inside out. From Friendship Garden in Balboa Park to the frothy surf at Coronado Beach, we know the layout of the land. 

Our investigators have worked cases everywhere from San Diego Zoo to the famous Sunset Cliffs. Our professional teams blend into the community while gathering crucial evidence that our clients need.

K&A works with law firms on large cases, as well as individuals who simply need help getting answers to a personal issue. We find ways to get our clients the information they need in creative and at times, unconventional ways.

When the police are too busy to help find your missing child or family member we can help. When local law enforcement does not prioritize your missing jewelry, we do.

How May We Help You?

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Here are just some of the areas we serve in Southern California: