Walter Houston, CEO, founded Tier Tech International in 2003 to provide consulting services to clients seeking to prevent or effectively respond to Chemical, Biological, Radiological, Nuclear, Explosives (CBRNE) terrorism on land or at sea worldwide. His focus has been to develop a professional staff and teaming partners representing the finest that law enforcement, military and the scientific communities have to offer in the anti- and counterterrorism and counterproliferation mission spaces. Mr. Houston has more than two decades of experience in CBRNE operations. He is an internationally recognized Master Bomb Technician with expertise in the development and use of state-of-the–art tools, techniques, and procedures to prevent or counter the use of CBRNE in all environments.

A US Navy veteran, Mr. Houston held several positions within the US Special Operations Command serving as a front line operator and Explosive Ordnance Disposal element leader with the maritime component of the Joint Special Operations Command (JSOC). Among his many awards, Mr. Houston was awarded the Defense Meritorious Service Medal, Joint Service Commendation Medal, Navy and Marine Corps Commendation Medal. He was the federal programs manager responsible for developing and directing a multi-level WMD training and readiness program for JSOC, serving as the maritime CBRNE Subject Matter Expert for interagency joint readiness exercises conducted worldwide. Previously, Mr. Houston was senior planner for Weapons of Mass Destruction National Security Programs at Oak Ridge Institute for Science and Education, analyzing current and projected threats and develop corresponding solution sets to improve the capabilities of the nation’s premier domestic WMD Crisis Response and Management assets. Mr. Houston and his family reside in McLean, Virginia.


Michael Scott, Executive Vice President, joined Tier Tech International in 2012. He currently focuses his efforts in the Countering WMD operational engagement and user engagement, supporting many elements of the US Government. A 34-year veteran of the US Navy, Mr. Scott specialized in CWMD, Special Operations and Explosive Ordnance Disposal (EOD). Mr. Scott’s spent more than a decade at the Naval Special Warfare Development Group where he led a 40 person Research, Development, Test and Evaluation team comprised of Navy SEALs, EOD technicians, scientists, and intelligence specialists responsible for the development and combat fielding of special tools, techniques and procedures for US Special Operations Forces. His tour at NSWDG also included an 18-month assignment to the Intelligence Community as the US Special Operations Command representative. The balance of Mr. Scott’s naval career included tours in Asia, the Pacific, the Atlantic, the Mediterranean, the Middle East, Europe, and the United States where he served in various capacities including command of several units and teams. Mr. Scott also deployed for Operations Earnest Will and Iraqi Freedom. The Defense Meritorious Service Medal is among Mr. Scott’s military decorations and has earned numerous military qualifications, including EOD Officer, Surface Warfare Officer, Navy EOD Diving Officer, Surface and Underwater Explosive Demolitions Supervisor, Military Freefall Parachutist and Military Freefall Jumpmaster. Previously, Mr. Scott held positions as the Director of National Security and Special Programs Division with Premier Technology, Inc., Blackfoot, ID, and as the Director of the National Preparedness and Response Center at Oklahoma State University Multispectral Laboratory, Ponca City, OK. He serves on the Idaho Technology Council Research and Development Committee and the Idaho State Board of Education Higher Education Research Council. Mr. Scott holds a Bachelor of Science in Liberal Studies from Excelsior College of New York and proudly claims Pocatello, ID as his adopted home.