Global Advisory Panel

Dr Susan Hallowell Ph.D.

Dr Susan Hallowell Ph.D.

Dr. Susan F. Hallowell is a development leader of explosives detection by identifying and aiding the development of next generation detection technology with enhanced capabilities. She worked in key technical and executive positions throughout her 40-year career in the US government including a dozen years as the Director or the Director of Technology of the Transportation Security Laboratory. In these roles, she was responsible for the development, test and evaluation or certification of the 1.5 billion dollars’ worth of security equipment current in US airports, including x-ray based and trace explosive detection equipment, liquid bottle scanners, and whole-body imagers. Dr. Hallowell has collected an in-depth knowledge of the science of detection and the terrorism threat. Prior to working for DHS, she worked for the FAA developing security screening technology, specializing in trace detection of explosives and performing a pivotal role in developing detection standards for explosives detection by studying contamination footprints resulting from bomb building exercises while also overseeing developmental programs to develop technically and operationally suitable trace explosive detection technology. She holds a Ph.D. in Analytical Chemistry from the University of Delaware and is a fellow of the J.F.K. School of Government, Harvard University.
Mo McGowan

Mo McGowan

Mo has a long and distinguished career as a local law enforcement officer, corporate security manager and senior Federal leader. Most recently, Mr McGowan served as Assistant Administrator for the Office of Security Operations at the Transportation Security Administration (TSA), where he was responsible for securing all transportation modes with emphasis on the aviation sector. He is noted for his role as an architect of the evolutionary program that changed the culture and security posture of TSA’s uniformed officers.
Douglas W. Freitag

Douglas W. Freitag

Doug provides consulting services to industry and academia seeking to market emerging technologies to the US Government for the purpose of attracting non-dilutive financing during research and development, identifying acquisition opportunities where mission needs exist and effecting regulatory and policy change to increase market opportunities. Mr. Freitag established Bayside Materials Technology (BMT) in 1993 after a successful career in various management and engineering roles while employed by Lockheed Martin, Honeywell, and Ford Motor Company. Through this experience he has developed, and continues to maintain, an awareness of the priorities, needs and interests of the US government and industry, the processes used for creating and executing US government programs, and the decision makers responsible for creating and acquiring new capabilities. Principal customers in the US Government include DoD, DOE, DHS, DHHS, DOC, DOS, NASA, DOJ, DOT, and NSF. Mr. Freitag has a technical background with a B.S. and M.S. in Mechanical Engineering from Purdue University. He has published and presented over seventy papers in advanced technologies and their commercialization, issued several patents, organized and chaired numerous technical sessions at national meetings, and participated in various government panels. He currently serves as the Technical Director for the US Advanced Ceramics Association and holds a Secret level DOD clearance.
Jenny Stone

Jenny Stone

With nearly two decades of homeland security expertise, Jenny Stone helped develop the U.S critical infrastructure protection doctrine, regulations, initiatives, and partnership frameworks designed to manage the risk and threats in the post-9/11 environment. Jenny has an industry reputation leading and managing teams in support of Department of Homeland Security (DHS) program implementation and innovation in critical infrastructure and cyber protection.
Currently, as Founder and President of Partner Forces LLC, Jenny and her team of consultants provide management consulting support to federal, state and local, and private sector clients. Large efforts include providing strategic advisory support to the DHS Cybersecurity and Infrastructure Security Agency (CISA) and Federal Emergency Management Agency (FEMA). In this role, she supports the planning and execution of priority interagency work with key federal critical infrastructure partners and private industry partners in a long term, multi-stakeholder effort to cohere national and regional cyber and physical preparedness strategy. She was key to the development and promulgation of the 2018 federal requirement for state and local governments to include cyber preparedness investments as part of eligibility for receiving homeland security grant funds. Other initiatives include leading the development of the Active Shooter Preparedness and Mitigation recommendations for the Federal Commission on School Safety initiative. Earlier in her career, upon Congressional and White House request in the post-Katrina environment, Jenny led a team of experts in identifying the Top 10 most high-risk infrastructure assets, which developed into a dedicated National Critical Infrastructure Prioritization Program (NCIPP).
Prior to founding Partner Forces in 2016, Jenny was the Director of Homeland Security at Strategic Operational Solutions. She started her career as an analyst at Systems Planning and Analysis, Inc. before moving into a leadership role at CENTRA Technology. She has expertise in leading and managing analytic teams, developing innovative communication strategies, building technology requirements, facilitating executive level engagements, and strategic planning.
Jenny holds dual degrees in English and Economics from Washington and Lee University, as well as a master’s degree in Security Studies from Georgetown University.
David Guppy

David Guppy

M.Tech, F.IET, C.Eng

David has achieved a Honours Degree in Physics and a Master’s Degree in Electrical/Electronic Engineering and has developed a number of control and navigation systems.
Having previously held various management roles including Managing Director, he returned to his favourite field – technology development and sales.
After a period developing new systems for Information Control, David’s role was responsible for developing detection technology and markets including obtaining European Market Approvals for emerging X-ray, Raman, mm-wave and IMS Technologies inter alia. This role gave him an insight and contacts in the relevant organisations including the European Commission, ECAC, European Test Houses, UK Dept. for Transport and Defence Science and Technology Laboratory (DSTL).
David now works with GreyScan using his vast experience and understanding to assist it in penetrating the European market.
Cliff Allum

Cliff Allum

MBE FRGS

Cliff Allum is a former soldier and officer of the Royal Tank Regiment and is now a successful businessman. He was greatly honoured and humbled to have been awarded the MBE by her Majesty the Queen for services in support of operations on Operation Telic (IRAQ). He is a director of 3 companies, Pimento Connection Ltd, Cassandra Risk Mitigation and Walking with Willis. A keen traveller and adventurer, Cliff has planned, participated and led expeditions in the Omani Empty Quarter, the Gibson Desert (Central Australia) Central Europe, Myanmar and South America. A qualified wilderness survival instructor Cliff is a firm believer in self-reliance and that preparation is the key to a safe and sustainable adventure. Cliff would list his greatest pleasure as” walking in wild places” with the caveat that some of the wildest places on earth are in cities. Cliff is a Fellow of the Royal Geographical Society (FRGS).
Professor Michael Breadmore

Professor Michael Breadmore

A professor at the Australian Centre for Research on Separation Science (ACROSS) and the University of Tasmania, Michael was recently recognised in the inaugural Top 40 Under 40 Power List of the global publication Analytical Scientist for his pioneering new research in the development and application of ultra-sensitive capillary and microchip electrophoresis for the trace analysis of environmental, clinical and forensic samples, as well as in methods for the low-cost fabrication of microfluidic devices. Michael provides support to continually improve on the existing GreyScan technology solution.

Get in touch

GreyScan Pty Ltd
Unit 9, 435 Williamstown Road
Port Melbourne VIC 3207
Australia

Phone: +61 (03) 9112 0333

Contact Us

Follow Us