Pre-trial, legal and corporate investigations. Located in Houston.

a Houston based licensed investigations company.

A full service investigative firm located in Austin.

Full service investigations company providing services to Southern, Central, and Eastern Texas.

Retired federal agents provide business internal security and polygraph services.

Services to businesses, government, insurance companies and the legal profession.

Offers wide range of general services in Iowa Park.

Private investigator for hire based in Houston, Texas.

Private investigators providing due diligence and employment-related investigations.

Services in aviation, civil and criminal investigation, as well as capias warrant service.

Private investigators with five offices throughout the state.

Kingwood civil investigators and surveillance specialists.

Specilizes in catering to the corporate and business communities and select individuals.

Financial and background investigator based in The Woodlands.

Full service private investgations with offices in Dallas.

providing investigative services from offices in Houston.

Full service private investigation agency located in Wichita Falls.

A security agency dealing with site security, industrial security and counter espionage.

Full service investigations agency.