TristarInvestigation
California’s Premiere Detective Agency
Tristar Investigation is a full-service detective agency with a 35-year track record of delivering first-class investigative results in California and for clients worldwide.
Cases Solved
California Law Firm Clients
Years of Experience
Years in Business
Services
Attorneys
Experience the Tristar Investigation advantage for attorneys. With 3more than 35 years of expertise, California’s Premier Detective Agency delivers unparalleled support and precision in every case. From plaintiff employment law services to asset investigations, we provide tailored solutions to meet your legal needs. Trust in our commitment to excellence.
Services
Individuals
Experience excellence with Tristar Investigation, California’s Premier Detective Agency. With an impressive 35 year track record, our skilled team offers personalized investigative services tailored to your unique needs. From spousal suspicions to background checks and asset investigations, trust us to discreetly solve your problems. Locate peace of mind today.
Services
Insurance
With unparalleled expertise and exceptional results, Tristar Investigation is California’s Premier Detective Agency. Our tailored services ensure success in complex cases, delivering the results you need. Our dedicated team of experts provides the highest quality services, including surveillance, background checks, and other investigative needs.
Services
Businesses
Experience the expertise and support of Tristar Investigation, California’s Premier Detective Agency. We understand the unique needs of businesses and offer tailored services to meet your specific requirements. Our experienced team has a proven track record of delivering exceptional results, dedicated to helping businesses navigate challenges and achieve success.
Services
In The News
Tristar Investigation has been featured in dozens of publications, famous publications such as the History Channel, New York Times, CNN, and more.
Tristar Has Been Featured On
Endorsed By
Matthew J. Matern, Esq.
MATERN LAW GROUP, PC
“Bruce and the team at Tristar have been wonderful to work with. Beyond their professionalism, they produce excellent results, are prompt to respond, and are transparent in their communications with us.
Brian Panish, Esq.
PANISH, SHEA, RAVIPUDI LLP
“For over 20 years Bruce Robertson and the team at Tristar Investigation have responded promptly, identified the key issues, and can be relied on to dig deep until the task is accomplished. I would recommend Tristar to any colleague.”
Kane Moon, Esq.
MOON LAW GROUP, PC
“We value our relationship with Bruce Robertson and the Tristar Investigation team. They are responsive and always keep us informed. We can always count on them to deliver excellent results.”
WHY CHOOSE TRISTAR INVESTIGATION?
What sets Tristar Investigation apart from other California private investigators? Our attention to detail and our commitment to obtaining positive professional results on each case we accept. This is why we have earned the trust of over 600 law firms in California and across the nation.
We maintain our high standards through our staff of top-notch experienced investigators. Our agents have the experience, resources and pride that guarantees the best possible outcome for your investigation.
Our founder Bruce Robertson is a nationally recognized investigation expert and has been featured in the New York Times, CNN, The History Channel, The Los Angeles Times, Fox News, MSNBC and many other media outlets over the last 30 years.
