Corporate Security

Tristar Investigation has a 28-year track record of providing the highest quality business background investigation and research to clients throughout California and the United States. Knowledge is the crucial factor in staying ahead of the competition. Contrary to popular belief, what you don’t know can hurt you.
Business Background Investigation
At Tristar Investigation we have the resources to find the information you need. When conducting background investigation and research, there is rarely a blueprint for how to get the information you need, each case is different. Our advantage is our seasoned, experienced staff of professional investigators who know how to get results in an industry where innovation is the norm.
From competition research to internal loss prevention, Tristar gives your business the advantage of having an investigative research team that will work with you to get the job done, right… the first time. For a free consultation or to get started right away on your process service project, call us for service throughout California and the US at (800) 487-0947, e-mail us or download our fax form.
What people are saying
Tristar in the news
Tristar Investigation has been featured in a dozens of publications, everything from print to TV and radio. Bellow you will find Burce Robertson interviewed and discussed on famous publications such as the History Channel, New York Times, CNN and a lot more.
New York Times Article Features Tristar Founder
Tristar Investigation founder Bruce Robertson was hired to track down the person who shot two endangered California Condors. In 2009 private detective and Tristar Investigation founder
News Coverage Highlights
Bruce Robertson is the founder of Tristar Investigation, a private detective agency in Los Angeles, CA. Tristar has a 28-year track record of delivering quality investigative results. Headquartered in West Los Angeles, Tristar has branch offices in San Francisco.
Real Life Private Eye
In November of 1999 Bruce Robertson, founder of Tristar Investigation, was featured on CNN Worldwide show Showbiz Today with Gloria Hillard. The report was about an ABC television show called “Snoops”, which was a glitzy send-up of life at a detective