Integrated Risk Governance & Protection Architecture
Our Governance Philosophy
Strengthening Risk Governance Through Integrated Protection Architecture
Sentinel Security Solutions is committed to strengthening institutional resilience through structured, intelligence-informed risk governance.
We believe protection must be architected, sustained, and continuously refined, not improvised in response to crisis.
Our Foundation
Sentinel Security Solutions was established to address a persistent gap in traditional security models: the absence of structured, governance-based risk architecture. Reactive measures alone are insufficient in complex operating environments where threats evolve faster than many organizations may adapt.
Built on decades of federal protective operations, investigative leadership, and executive-level program oversight, Sentinel integrates intelligence, operational planning, policy architecture, and lifecycle sustainment into a cohesive risk governance framework.
The firm operates through a structured advisory model supported by domain specialists in intelligence, risk assessments, training, investigations, international security strategy, and communications alignment.
Sentinel is built as an institution, not around a single individual. Our advisory structure ensures depth of expertise, continuity, and shared accountability.
We do not approach security as a improvised response to a crisis. We design structured, integrated-protection frameworks that are sustained, evaluated, and continuously improved over time.
George Powell, MBA
Founder & Principal Strategic Security Advisor A former U.S. Secret Service Special Agent and senior federal executive, he directed protective operations programs and investigative initiatives at the national level. Provides executive-level advisory services integrating protective intelligence, investigative leadership, and governance-based risk architecture. Oversees standards alignment, methodology development, and institutional direction to ensure Sentinel’s Integrated Risk Governance Framework remains structured, and operationally mature. Draws on decades of executive level law enforcement and protective intelligence/investigation experience, enabling Sentinel's team of advisors to transition and represent a continuity of public service expertise to support organization's safety and security leadership without disruption. Focused on building institutional resilience through disciplined assessments, policy architecture, training integration, and lifecycle sustainment. Leads Sentinel’s convergence model to ensure organizations move beyond reactive security measures toward structured, intelligence-informed governance.
Strategic Advisory Council
Donald Abbott Physical Threat & Protective Program Advisor Provides expertise in physical threat analysis, protective program architecture, and operational implementation within complex risk environments. Advises Sentinel on structured protective methodologies, integrating threat assessment, investigative insight, and intelligence-informed operational planning to strengthen governance-based security design. A former senior executive within the United States Secret Service, with leadership roles spanning protective operations, investigative oversight, national threat assessment, and budget governance, he brings extensive federal, intelligence community, and military experience to the advisory function. His background includes counterterrorism operations, executive protection leadership, and collaboration with senior government officials and Fortune 500 executives on national security, policy, and protective strategy matters. Supports Sentinel’s commitment to disciplined, intelligence-driven protective program development aligned with evolving threat landscapes and institutional resilience objectives.
Gregory Mitchell International & Training Strategy Advisor Advises on global protective environments, cross-border risk considerations, and scalable training architecture within complex international operating contexts. Provides strategic insight into diplomatic security operations, high-threat environments, and multinational coordination to strengthen Sentinel’s integrated risk governance framework. With more than three decades of service across the U.S. Department of State’s Diplomatic Security Service, U.S. military components, and private-sector security operations, he brings executive-level experience in dignitary protection, crisis response, and international security leadership. His background includes oversight of protective missions in overseas postings, high-threat temporary duty assignments, and command-level responsibilities within military and diplomatic security structures. Supports Sentinel’s commitment to operationally mature, globally informed protection strategies that align intelligence, training scalability, and institutional resilience.
Andrea Peacock Investigations & Intelligence Advisor Provides advisory expertise in complex investigations, financial crime analysis, and intelligence-informed risk assessment to strengthen Sentinel’s integrated risk governance framework. Supports the translation of investigative insight into proactive threat mitigation, executive decision support, and institutional resilience strategy. With more than three decades of leadership across federal, treasury-level executive service, and law enforcement environments, she brings extensive experience in protective operations, financial investigations, and cross-agency collaboration. Her background includes senior executive leadership within the U.S. Department of the Treasury and operational investigative service with the U.S. Secret Service and local law enforcement agencies, contributing to high-impact financial and fraud-related enforcement initiatives. Supports Sentinel’s disciplined, data-driven approach to investigative analysis, governance integration, and intelligence-informed program development.
Kevin Levy Chief Learning Officer Advisor  Provides strategic guidance, governance oversight, and quality assurance across Sentinel’s training architecture, curriculum development, and standards alignment. Ensures learning programs reflect recognized academic principles, industry best practices, and applicable regulatory frameworks, reinforcing Sentinel’s institutional credibility and instructional maturity. A former United States Secret Service professional with extensive global protective operations experience, he brings decades of federal and law enforcement expertise to the development of intelligence-informed learning models. Following federal service, he led multi-agency intelligence initiatives and collaborated with federal, state, local, and military partners, strengthening interagency training integration and operational coordination. Supports Sentinel’s commitment to structured, standards-aligned training architecture that advances operational readiness and long-term program sustainability.
Alan Lang Strategic Communications & Brand Advisor Provides strategic guidance on brand architecture, executive communications, and market positioning to ensure Sentinel’s integrated risk governance framework is presented with clarity, discipline, and institutional credibility. Advises on alignment between operational substance and external messaging, reinforcing trust among executives, partners, and stakeholders. Supports structured go-to-market positioning and public engagement strategy, ensuring Sentinel’s governance-driven and intelligence-informed model is communicated consistently across platforms and audiences.