Welcome to Frizell Group International, LLC

Frizell Group International, LLC, is a full-service private investigations firm specializing in compliance investigations, financial asset investigations and legal support services. With headquarters in Houston, Texas, Frizell Group has a strong affiliate presence throughout the United States and in all major international markets. In addition to numerous sources and contacts in a myriad of industries, we also maintain an online presence with major proprietary information networks and databases.

Frizell Group was established in 1995 by David P. Frizell, Jr., CFE, a Certified Fraud Examiner and former federal law enforcement and counterintelligence agent. Frizell Group is committed to providing professionally conducted and financially efficient support to our clients.

Corporate Services

Successfully using our investigative skills to identify weaknesses in our clients' businesses that, once corrected, will increase profits and reduce liabilities.

Read about our Corporate Services >

Legal Support

Conducting background investigations, investigations to locate witnesses, and other fact-finding research to help prove or disprove issues relevant to litigation.

Read about our Legal Support Services >

Client Results

We've delivered results for our clients in a variety of investigative capacities including theft rings, attempted fraud, corporate mismanagement, vendor kickback schemes, and more.

Read our Client Results >

Let Us Size Up Your Situation

We handle hundreds of investigative, compliance and business intelligence projects each year. Contact us to determine if our hands-on approach will work for you.

Next Steps >

Testimonials

"Frizell Group has the depth of knowledge and resources to support a Security Director's day-to-day security needs and complex investigations. Their responsiveness and product convinces me they are an industry leader."

- Robert G. Molina, Jr., Global Security Director, International Oil & Gas Services Industry

"In my 25 years in Federal Law Enforcement, I have never witnessed as skilled an interrogator as Dave. As significant as his investigative skills are, Dave’s unwavering integrity and resolve to be honest is his defining asset."

- John Gaddis, Chief Security Officer, International Petrochemical Company

"Frizell Group has earned and kept my trust over the years by being responsive, thorough, careful and creative. There's a personal touch, too, that translates into superior service."

- Greg May, Director and Deputy General Counsel, International Financial Services Firm