Gregory “Holt” Clark

holtMr. Holt Clark has an accomplished career in training and leading multi-agency Homeland Security exercise programs at the Federal, State and local levels. His experience includes 22 years in emergency planning, response, management, and exercise design and has served as the Project Manager / Exercise Lead / Trainer for over 250 programs in 25 states. He has just completed a residence Executive Studies Program at the International Institute for Counter-Terrorism in Herzliya, Israel.

Relevant Experience

Independent Sub-Contractor                                                           January 2014 – Present

  • As an independent sub-contractor provide project and program support for a variety of Federal, State, local and industry exercises.
  • Supported a multi-exercise series for a major electric utility. Operations based exercises included red team activities and cyber security protection.
  • Provided support for a major metropolitan public health department’s disaster response.

Project Manager, CRA, Inc.                                                        October 2009 – July 2014

  • Project Manager for multiple exercises series for NJ OHSP including eleven Tabletop Exercises (TTX) for the Critical Infrastructure Protection (CIP); four TTXs and two Functional Exercises (FE) for Tactical Interoperable Communications (TICP); three Active Shooter TTXs; four EMS Superstorm Sandy AACs; two Information Sharing Environment Analysis (ISEA) Workshops; four Strategic Technology Reserve (STR) FEs and provided support to NJ OHSP for their participation in a National Level Exercise (NLE 2012)
    • Clark designed and delivered multiple Active Shooter Planning and Response training courses for NJ medical, major retail, telecommunications, and finance sectors.
  • Project Manager and Exercise Lead for eight multi-agency / multi-jurisdiction Port of NY/NJ TTXs evaluating port planning, response, CONOPS, downstream impact and recovery.
  • Project Manager for the New York Police Department Counter Terrorism Division (NYPD-CTD) Securing the Cities (STC) exercise program.
    • The STC initiative included thirteen workshops, a large TTX, and a five day Full Scale Exercise (FSE) involving thousands of players from over 150 agencies and sixty five contracted controllers and evaluators.
  • Project Manager for the FEMA/DHS Terrorism Prevention Exercise Program (TPEP) leading the exercise design, development, execution, and evaluation of intelligence and information sharing exercises in the states of NE, MD, and NC.
  • Lead a team in designing and developing three pilot prevention exercises for DHS/FEMA a response to an active multi-shooter terrorist attack scenario; a secure communications drill for fusion centers; and an in-basket drill for fusion center analysts.
  • Project Manager and controller for multiple exercises conducted under the FEMA/DHS Regional Exercise Support Program (RESP). These natural disaster exercises included table-top, functional, and full scale exercises in VA, RI, VT, and ME.

Senior Exercise Manager, EG&G Technical Services, Inc.                         2007 – 2009

  • Project lead for an exercise and training program for the Bay Area UASI. This large FSE required a comprehensive and coordinated approach for multiple agencies for each of the twelve Urban Area Security Imitative (UASI) counties, the State, and the city of San Francisco.
  • Served as the Project Manager and Exercise Lead for an Interoperable Communications exercise for Lane County, OR. This FSE was conducted in a county the size of Connecticut under very closely supervised, but realistic, loss of radio communications repeaters using on-duty emergency responders.
  • Project Lead, Controller, and Evaluator for multiple exercises in the US DHS Tactical Interoperable Communications Program (TICP).
  • Responsible for the management and hands-on execution of two exercise programs; the U.S. Department of Agriculture, Food and Nutrition Service and the New Hampshire Department of Public Safety.
  • Certified DHS HSEEP instructor and has conducted nine HSEEP Mobile Training courses and Train-the-Trainer Courses throughout the United States in 2007 and 2008.

Exercise Manager, EG&G Technical Services, Inc.                                       2004 – 2007

  • Exercise project manager for the Minnesota Department of Transportation (MnDOT) Office of Homeland Security & Emergency Management exercise program consisting of eight all-hazards functional exercises and the MnDOT AAR of the I-35W Bridge Collapse.
  • Led all facets of the exercise design, conduct, and evaluation for four multi-agency/multi-jurisdictional Homeland Security districts of Tennessee. The program included law enforcement prevention based exercises.
  • As the lead for the Tennessee TPEP, responsible for overall exercise design and conduct, and coordination support team’s efforts to; employ analytical Red Team concept to examine effectiveness of plans, policies, and procedures against an adaptive adversary; employ prevention related tools in a discussion-based exercise (i.e. ISEA, Attack Tree, UA); build on prevention-related lessons learned from TN’s previous law enforcement-focused exercise series; and enhance public/private sector and interagency coordination and information sharing at all levels of government.

Operations Officer, Knox County Emergency Management Agency       1995 – 2004

  • Developed and implemented training programs for emergency response and disaster situations, including radioactive and hazardous materials, incident command, and counter-terrorism emergency operational plans, and performed the functions of the Emergency Operational Center (EOC).
  • Practical experience includes response to technical and natural emergencies in the field. Designed and presented multi-agency exercises and training programs. Led after action conferences and drafted AARs for real-world emergencies and disasters.

Consultant/Instructor                                                                                             2002 – 2005

University of Tennessee Law Enforcement Innovation Center

  • Developed and delivers an 8-hour Chemical, Biological, Radiological, Nuclear, and High Explosive (CBRNE) segment of the POST certified 30-hour law enforcement in-service.

Project Manager, Metropolitan Medical Response System                        2002 – 2004

  • Served as Project Manager which included coordinating the response of nine area hospitals to potential WMD incidents. Duties included planning, exercising, equipping, training, and developing standard operating procedures for pharmaceuticals.

Adjunct Professor, Roane State Community College                                   2001 – 2004

  • Developed and delivered a semester-long class on Introduction to Terrorism for Emergency Management Services.

Project Manager, State (TN) Domestic Preparedness Grant Program    1999 – 2003

  • Project Manager under the State Domestic Preparedness Grant Program where he surveyed Knox County’s resources and prepared a needs assessment for response to a WMD incident. Coordinated with emergency response agencies to assign grant funds and procure WMD response equipment.

Reserve Police Officer, Knoxville Police Department                                  1996 – 1999

  • Served as Reserve Police Officer with the Knoxville Police Department. A fully sworn office, duties included patrol, crowd control, paddy wagon, and special assignments.


  • Executive Certificate in Counter-Terrorism Studies, International Institute of Counter-Terrorism, Interdisciplinary Center Herzliya, Israel, 2016
  • AS, Chemical Engineering, Pellissippi State, 1994.
  • BS, Business Administration, State University of New York, 1987.

Specialized TRAINING (Partial List)

  • HSEEP Mobile Training
  • HSEEP Prevention Program
  • Advanced Biological Weapons – USAMRIID
  • Chemical Biological Weapons – CDC
  • WMD Radiation/Nuclear Agent Course
  • Radiological Response Team
  • Radiological Monitor Instructor
  • Radiological Series Train-the Trainer
  • Live Agent Training
  • Licensed, Emergency Medical Technician
  • ICS 100, 200, 700, and 800

Certifications (Partial List)

  • Certified HSEEP Instructor
  • Certified Hazardous Materials Instructor
  • Certified Radiation Level III Instructor
  • Certified WMD Instructor
  • Certified Incident Command Instructor


  • Local Government Involvement in Disaster Preparedness in the USA, International Journal of Emergency Management, Volume 4, Issue 4, 2007.
  • Hide. Fight.: Effective Public Policy for Individual Safety in Response to Active Shooting Incidents, The Mackenzie Institute Security Matters, Published July 5, 2014
  • A Case for Arming Uniformed Military Personnel Inside North America, The Mackenzie Institute Security Matters, Published February 26, 2015