About Us

Fortifying corporations and individuals with facts to make crucial judgements in their lives.


Lauth Investigations International is a family owned and operated private investigation firm providing solutions to corporations, attorneys and consumers for more than 30 years. The Lauth team of dedicated, loyal and fact-finders investigators provide results you can have confidence in when making strategic decisions in a complex business and personal world. Our successes are based on providing clients facts to protect and implement solutions to help resolve a crisis within your company or personal life.

The Lauth Team of Investigators

Our investigation leadership team retains the most experienced and most highly regarded professionals working in investigations and corporate risk assessment advisory.

The investigative team at Lauth Investigations has over 40 years of combined experience working closely with the families of missing persons and local, state and federal law enforcement, along with national media and missing persons organizations throughout the U.S.A. and internationally.

Lauth Investigations team has served corporate and private clientele have been dedicated to serving businesses and people and for both the prosecution and defense on numerous types of casework including but not limited to corporate litigation, theft and fraud, missing persons, homicides at the federal and state levels, including being appointed by state and federal courts to conduct independent investigations of homicides, robberies, and other serious felony matters.

About the Founder – Thomas Lauth

Thomas Lauth founded Lauth Investigations International (LII) in 1995 in Indianapolis, IN. With branch offices throughout the United State, Lauth and his team of private investigators work with corporations, attorneys, insurance companies, law enforcement, and the public on cases that vary from comprehensive due diligence, background investigations, intelligence gathering, asset searches, child custody, child endangerment, as well as missing person and homicide cases. Thomas Lauth is considered an expert in missing persons by national media and has appeared in publications like Essence Magazine, USA Today, Los Angeles Daily News, San Diego Tribune, New Times and more.

In 1995, Thomas began working with the Nation’s Missing Children Organization, Inc. & National Center for Missing Adults, a Phoenix nonprofit founded by Kym L. Pasqualini in 1994. For nearly 18 years, Thomas has provided pro bono and reduced cost services to hundreds of families of missing persons and unsolved homicides. Considered experts in the field of missing persons, the partnership between Thomas and Pasqualini continues, and both often work with media, both locally and nationally. As a business leader, Thomas believes that success in business is setting an example and fulfilling a commitment to supporting and protecting the client and their family or business.

Letters from Clients

Recently, my son was missing, and we had nowhere to turn until we found you. He had taken off for work and never got there. No one knew where he was, and police couldn’t help because he was of age.

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Donna Post, mother of a formerly missing son

I wanted to take this opportunity to formally commend and recommend the services provided by Thomas Lauth at Lauth Investigations. My family and I recently worked with Thomas regarding my sister and

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Andrea D. Townsend, Attorney at Law

Thomas Lauth, an investigator who specializes in missing children and adults, has been one of the most reliable and imaginative investigators we have found to date. Mr. Lauth’s experience with our

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David Thelen, CEO of Committee for Missing Children, Inc.

At a highly emotional time, I found the contact with Mr. Lauth to be quite reassuring. His experience in investigations of missing persons is quite impressive and without pressure, he outlined the st

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Liz Mallin, Mother of Brandon

Mr. Lauth’s credentials indicate that he has a high success rate of locating individuals and we have also found this to be true. He not only utilizes various resources to help locate individuals, b

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Erin Bruno, National Center for Missing Adults