The best way to know if you are dealing with a trusted source is find out what others are saying about them. Private investigator reviews of California’s premiere detective agency are listed below.


“Tristar is quick and reliable. We use them for all of our investigative needs.”

David A. Cohn

Mancini & Associates

“There is no such thing as a dead end for Bruce or his staff at Tri-Star. When others come up short, Bruce gets it done.”

Marvin Wolf

Attorney, 27 years, Beverly Hills, CA

“When results count and time is short, I call Kellie. Simply put, Tristar is speed, substance, and service. Bruce and Kellie will respond immediately and get you what’s needed – now.”

Mike Killackey, Esq.

Westlake Village, CA, Lawyer, Masry & Vititoe

“If you want it done on time, done right the first time, and done well, Tristar is the one to call.”

Steven C. Glickman

Former President, CAALA, Glickman & Glickman

“When your need is the greatest and time is of the essence, Tristar is the only Investigative Service you can truly rely on to get the job done.”

Thomas M. Dempsey, Esq.

Attorney, 30 years, Los Angeles, CA

“Thank you for providing me with such outstanding service. I truly appreciate you and your staff for all you’ve done for me and my family…. I’m totally pleased with the outcome and their findings… Great job!”

Gerome S.

Retired, USA

“Tristar is quick and reliable. We use them for all of our investigative needs.”

David A. Cohn

Mancini & Associates

Personal Services Reviews

“Great service!”

Walter W. Sawyer

Attorney, over 30 years, Lexington Park, MD

“Tristar found my birth mothers records the same day. I am very impressed with their professionalism and the services they provide. I will use them again for any of my needs.”

Dr. Claudia Barne

Professor, 23 years

Cheating Spouse Reviews

“Kellie and Tristar did a great job for me. They were fast, honest and very compassionate during an incredibly stressful time.”


Los Angeles, CA

“Having never worked with a private investigator before, I was apprehensive about doing so. However, you came highly recommended as a reputable person with the expertise to help me. Im pleased that I made the decision to contact you, and that you agreed to work with me.

The information you developed concerning the subject matter was well documented witch concise written reports as well as video evidence. Your investigation was very thorough. I particularly appreciated that you were so readily available by telephone to give me progress reports and answer my questions.

It was a pleasure working with you, and I hope to meet you on a future trip to Los Angeles.”

Donna Roberts

Oxford, MS


“Tristar always comes through with the bottom line answers. Thank you Tri ‘Bruce’ Star and staff.”

Ray J. Cordova

Paralegal, 18 years, Santa Monica, CA

“We have always been able to rely on Tristar to provide the critical asset and background information we need to advise our clients on WHETHER to proceed with a matter at the outset, and then HOW to proceed once that important decision has been made.”

Donald C. Oldaker

Bakersfield, California Attorney 15 years | Noriega & Associates

Background Research Reviews

“Tristar Investigations provides efficient, responsive and thoroughly professional services at a reasonable price. I highly recommend Tristar.”

Anthony de los Reyes Thon, Beck & Vanni

“Over the past decade I have the opportunity to utilize their services, and have never been disappointed in the results I have gotten. I have referred many friends and adversaries alike to Bruce and he has always come through.”

Keith Nelson

Attorney, Newell, Curtis, Nelson & Burnight, Long Beach, CA

Locates Reviews

“Tristar regularly helps us find witnesses and financial information efficiently and for a reasonable price.”


Legal Assistant, 8 years, Irvine, CA

“Tristar does excellent work. Bruce Robertson can find anyone, whether it be a defendant or a witness. The cost is always reasonable.”

George Kingsley, Esq.

Attorney, 36 years, Encino, CA.

Legal Services Reviews

“I have used the service of Tristar Investigations on several cases and for different assignments and have always found them to be capable, efficient and reasonably priced. I will continue to use them whenever I have need of their services and can highly recommend them.”

Richard C. Dupar

Attorney, 42 years, Los Angeles, CA

“Excellent job of locating and obtaining juror declarations.”

Litigation Partner, 30 years

Attorney, Newell, Curtis, Nelson & Burnight, Long Beach, CA

Service of Process Reviews

“On a challenging high stakes class action project, Tristar came through with 26 difficult subpoenas served after several prior companies had failed. When you need it done right, look to the difficult service experts at Tristar.”

Kevin Barnes

Law Offices of Kevin Barnes

“My dad had his own business and he would always say “a satisfied customer is my best recommendation”. With Tristar, I’m always satisfied.”

Jeff Pheffer


Insurance Services

“When I give an assignment to Tristar, I have all the confidence in the world that they understand the assignment and it will be handled promptly!”

Sean F. Salamati

Law Offices of Sean F. Salamati, Los Angeles, CA

Business Services Reviews

“It’s always a pleasure to work with Bruce Robertson. He is top notch, creative, determined and professional. Regardless of how difficult the project, Bruce has always done a great job for me.”

Theodore C. Phlegar

Trial Attorney, Masry & Vititoe

“We find that Tristar is most efficient and reliable.”

Ike Kiao

Self Employed, 29 years, Aliso Viejo, CA

Surveillance Reviews

“For cases with complex liability issues, we have used Tristar to get the key information from witnesses. Recently, Tristars field investigation and video surveillance on a tough premises liability case greatly assisted us in crafting a solid theory as to the defendant business.”

Marc J. Katzman/Dennis S. Newitt

Lawyer, Brentwood, CA

“Quality investigation at a fair price.”

Bob Amendola

Attorney, 16 years, Sacramento, California