(800) 487-0947
Serving All of the USA
Home Contact Us Map
Tristar Home Family Crisis Unit Personal Services Business Services Insurance Services News
 
Contact Us Now
Tristar Newsletter
Tristar In Print
 
 
Start here,
choose a type of service
 
Los Angeles County Private Investigator
If you have need of a Los Angeles County Private Investigator, Tristar Investigation serves all of Los Angeles County including Los Angeles, Long Beach, Glendale, Santa Monica, Beverly Hills, Manhattan Beach, Rancho Palos Verdes, Rolling Hills, Palos Verdes Estates, Rolling Hills Estates, Hermosa Beach, Ladera Heights. Marina del Rey, Malibu, Westlake Village, Calabasas, La CaƱada Flintridge, Sierra Madre and San Marino.
 
map
Take Charge. Get Answers. Call Now.
(800) 487-0947
Online Request Email Us Fax Request Contact Us
Tristar Investigation is a full service California detective agency offering investigation services to individuals, law firm, businesses and insurance companies. We have been in business for 28 years. Our founder Bruce Robertson is a nationally known expert in the investigation industry, click here to see news stories about Bruce Robertson and Tristar.

Founded in Los Angeles, we have expanded over the years to serve all of California. Our Northern California office is in Walnut Creek, east of San Francisco. Contact us now for a free consultation concerning the services of a Los Angeles County Private Investigator.

Contact us now regarding your need for other investigation services throughout California, in Los Angeles County and nationwide.
 
 

Take Charge. Get Answers. Call Now.
(800) 487-0947

info@tristarpi.com

License Number: PI-10472

 
Tristar
In The News
The Real-Life Private Eye
Spousal Surveillance
O.J. Simpson Civil Trial

 
 
"Tristar Investigation was there for us when our teenage daugther ran away..."
- J L, Chicago
"Tristar found my birth mother's records whitin a half an hour..."
- Dr. Claudia
Tristar Investigation