Professional Investigation Services in California

Achieving your goals is our number one priority

About Landmark Investigations

We are a full service investigative agency based out of Huntington Beach, CA, that provides the general population, as well as corporate clients, with personalized professional investigative services.

Our President, Tom Graybill was born and raised in Los Angeles, so he knows the area better than anyone else.  Tom prides himself on putting his clients first, and exceeding their expectations.

Prior to starting Landmark Investigations, Tom was the lead adjuster/investigator for a large insurance company and successfully investigated and adjusted thousands of high-profile  insurance claims with policy limit exposures.  Tom is an expert at records procurement, witness interviews, background checks, surveillance, and undercover operations.

In 2006, Tom also earned his MBA, with concentration in Finance, from Pepperdine University in Malibu, CA.  As a result, Tom is an expert in financial investigations, asset investigations, and forensic accounting investigations.

Tom Graybill, MBA, CEO

Your best choice for
professional investigative services
in California

Our team has solved a great number of cases within the State, and have helped our clients achieve their investigative goals.

How We Work

How We Work

We are proud to call ourselves expert problem solvers, we take advantage of all the resources available to us, along with industry leading training and experience to work with our clients to help them ahieve their goals in the most effective and efficient way possible.

Why Choose Landmark Investigations?

Why Choose Landmark Investigations?

Our professional investigations team has the experience and training you need to ensure that you receive the best results possible. We take advantage of the knowledge we have learned throughout the years, as well as the extensive network we have developed in order to provide you with the highest level of service in the industry.

We Would Like To Hear From You

Please use the form to send us a private email.  We will reply back to you as soon as possible.  The quickest way to reach us is by calling (949) 662-5080.  We are always available to assist with you case.

Due to privacy concerns, please be advised that we will only discuss case information with our clients.  If you have any questions regarding the status of your case, please contact our office directly or email us from the email we have on file for you.

Landmark Investigations

419 Main Street, Suite 419

Huntington Beach, CA 92648

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(949) 662-5080 |

Copyright 2019 – Landmark Investigations – CA PI #188037

2019 Orange County Governor