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Dallas Office

Oliver 'Buck' Revell - President

Mehdi Talwerdi- Executive Vice President

Sharon Ponder-Revell - Vice President - Co-Founder

Russell S. Revell - Chief Technical Officer

Washington Office

Steve Pomerantz - Area Director

Assistant Director, FBI (Ret.)

Former Assistant Director in Charge of the Administrative, and the Criminal Justice Information Services Divisions;

Former Chief of the Counter-Terrorism Section, FBI Headquarters.

Gail Burton - Senior Consultant / Terrorism and Homeland Security

Former Chief of the FBI's Counterterrorism Program

After his FBI career he served as lead investigator with the U.S. House of Representatives

Asian Offices

Chin Ho Lee - Execitive Vice President for Asian Operations

Bum Soo Lee - Vice President for Asian Operations

Seung-Hye Choi - Assistant to the President, RGI-Korea


Thomas Rupprath - Senior Consultant & Lead Investigator

Assistant Special Agent in Charge, FBI (Ret);

Former Senior ASAC Dallas Division;

Former Deputy Chief, White-Collar Crimes Section; FBIHQ;

Former Supervisory Special Agent, Los Angeles and Miami Divisions of the FBI.

William Teigen - Senior Consultant, Polygraph and Interview Techniques

Supervisory Special Agent, FBI (Ret);

Former Supervisor of Polygraph Matters at FBIHQ;

Chief Polygrapher, and Informant Program Coordinator, Dallas Division, FBI

Len Limmer - Senior Consultant, Aviation & Airport Security

Deputy Executive Director of Airport Operations, Dallas/Fort Worth

International Airport (Ret);

Former Director of Public Safety, DFW International Airport;

Former Chief of Police, Mesquite, Texas

London "Max" Howard - Senior Consultant, Crisis Management & Training

Supervisory Special Agent, FBI (Ret);

Former Instructor in Crisis Management and Hostage Negotiation, FBI Academy, Quantico, VA;

Former Training Coordinator and Lead Hostage Negotiator, Dallas Division, FBI