Sentinel's Ethos

Chief Emergency Medical Response Instructor (Ret.) CBP Border Patrol Assistant Chief with 25+ years of experience in Federal Law Enforcement and Emergency Medical Response Management. Member of Border Patrol's elite Border Patrol Search Trauma and Rescue Team (BORSTAR). A proven leader in developing and interpreting regulatory requirements, policies, and program guidance for local, state, tribal, and federal healthcare agencies. Extensive collaboration with the Department of Defense, Department of Homeland Security (DHS), Department of Justice, Fire & Emergency Services, and various community and government entities. A skilled certified educator with expertise in developing standardized training programs, leading cross-functional teams, and addressing complex problems to meet organizational goals. Demonstrated success in managing compliance standards, conducting organizational assessments, and training personnel. As an advisor, developed and supported key government agency's medical policies and programs, including Naloxone, EMS, and AED policies. Provided operational and administrative oversight for the U.S. Border Patrol's National Emergency Medical Program, overseeing training and operations for approximately 1,350 EMS providers, including Special Operations Teams. certification include;  Advanced Cardiac Life Support/Pediatric Advanced Life Support | American Heart Association Naloxone Instructor/Train the Trainer Individual First Aid Kit/Tactical Medicine Instructor/Train the Trainer American Heart (BLS, ACLS, PALS) Instructor/Train the Trainer DHS/CBP Austere Paramedic Certification Department of Homeland Security Approved EMS Lead Instructor Technical Rescue/Swift Water Rescue/HazMat First Responder Certification Firefighter I & II Certification

Chief Learning Officer Advisor   Kevin R. Levy serves as Chief Learning Officer Advisor to Sentinel Security Solutions, providing strategic guidance, governance oversight, and quality assurance across the organization’s training, education, certification, and curriculum development efforts. In this advisory role, he supports Sentinel in ensuring its learning programs aligned with recognized academic standards, industry best practices, and applicable regulatory requirements. Kevin brings nearly 30 years of experience within the government and law enforcement community. He retired from a career with the United States Secret Service, where he gained extensive global experience supporting protective and security operations. Following his federal service, he spent nearly a decade developing and leading an intelligence-based initiative for regional law enforcement agencies, working closely with hundreds of federal, state, local, and military partners throughout the southeast region of the United States. Kevin serves as an Assistant Professor for Criminology, Politics, Law, and Cybersecurity at a private Christian University.

Senior Open-Source and Protective Intelligence Advisor Hans serves as Senior Open-Source (OSINT) and Protective Intelligence Advisor to Sentinel Security Solutions, providing strategic guidance in open-source intelligence, threat assessment, and protective intelligence support. In this advisory role, he contributes insight to help identify, assess, and mitigate risks affecting protected individuals and their families. Hans brings more than 20 years of experience supporting government, law enforcement, and private-sector organizations. His background includes extensive work in protective intelligence, threat analysis, and risk mitigation, with a strong focus on applying OSINT methodologies to real-world security challenges. He has supported a wide range of public- and private-sector initiatives and has collaborated with federal partners to advance protective intelligence best practices. In the private sector, Hans has worked with leading cyber intelligence firms supporting Fortune 100 companies on protective intelligence, insider-threat analysis, and corporate due-diligence matters. Hans holds two master’s degrees in Terrorism Studies and International Security Studies from the University of St Andrews in Scotland.

Marketing and Design Advisor Alan serves as Marketing and Design Advisor to Sentinel Security Solutions, providing strategic guidance to the Chief Executive Officer on brand development, visual identity, and marketing alignment. In this advisory capacity, he supports the translation of Sentinel’s mission and proactive security philosophy into clear, consistent, and effective communications. Alan contributes strategic and design expertise across brand messaging, go-to-market positioning, and the development of marketing systems and materials. His work helps ensure Sentinel’s services are presented in a manner that is credible, trusted, and relevant to key audiences, including executives, partners, and stakeholders. His advisory role also includes guidance on communications strategy for interviews and public-facing engagements.

Special Advisor   Highly accomplished senior security and investigative executive with an extensive career in federal law enforcement, intelligence, and national security operations. With a distinguished tenure in the U.S. Secret Service, served in senior executive roles, including Protection and Investigative Executive, and was detailed to key positions such as the U.S. Secret Service, National Threat Assessment Center and the National Computer Forensic Institute. As a U.S. Secret Service, he was assigned as a contributing staffer to the U.S. Senate Finance Committee Oversight Policy where he advised on policy issues related to national security and protection. As Senior Advisor of Budget Operations for the USSS CFO, he played a crucial role in managing and overseeing the agency's budget, ensuring resources were aligned with operational needs. Expertise extends to the U.S. Intelligence Community, where he served as an analyst, bringing critical insights to national security efforts. Served with distinction in the Department of Defense, both the U.S. Marine Corps and U.S. Army, and managed counterterrorism and intelligence operations for the Texas Department of Public Safety as a Texas State Highway Trooper and Executive Protection Bureau Manager, he further honed his skills in high-level security operations, safeguarding individuals and critical infrastructure. Experienced working with Fortune 500 companies and Executives of more than 20 federal agencies on IT Modernization , Duplicative IT systems, Trade, Terrorism and Protective Methodologies allows me to play a key role in strengthening security, making informed decisions, handling crises effectively, and contributing to overall organizational success in the areas of:-Risk Management and Security-Problem Solving and Critical Thinking: developing-Policy Development and Implementation:-Crisis Management and Response:-Strategic Insight and Intelligence Gathering-Collaboration and Interdepartmental Communication

International Protection Specialist Advisor Gregory G. Mitchell is a seasoned leader with a distinguished career of over 35 years in global security, law enforcement, and military service. His experience spans executive protection, crisis management, security operations, and investigations, gained through diverse roles in the U.S. Department of State’s Diplomatic Security Service and the U.S. Military Reserves. Mr. Mitchell's career includes service in the U.S. Marine Corps as a Combat Engineer, 10+ years in the private sector (including a family owned business, bank fraud investigations, and law enforcement), and key positions with DSS such as Regional Security Officer (RSO) in multiple overseas locations and Agent-in-Charge for Dignitary Protection. He has also served as a Senior Watch Officer (Supervisor) of the Diplomatic Security Command Center and completed two high-threat TDYs to Haiti and Afghanistan (Karzai’s Protective Detail – KPD). His military career includes service in the USMC, Army National Guard, and Army Reserves, retiring as an Infantry Major with nearly 36 years of service and company commands.

Strategic Investigations Advisor - Protective Operations Andrea is a seasoned executive with more than 30 years of leadership experience across protective operations, national security, and complex criminal and financial investigations. Her career includes a senior executive leadership role within the U.S. Department of the Treasury, along with extensive operational and investigative service with the U.S. Secret Service and local law-enforcement agencies, where she was recognized for integrity, operational excellence, and effective cross-agency collaboration. Andrea has led protective and investigative efforts in dynamic environments, supporting senior leaders and addressing high-impact financial and fraud-related matters. Her work reflects a proactive, data-driven decision-making approach. Earlier in her career, Andrea served in local law enforcement and gained private-sector financial management experience, providing a well-rounded perspective that bridged security, investigations, and organizational governance. She holds certifications as a Certified Anti-Money Laundering Specialist (CAMS) and a Certified Fraud Examiner (CFE).