Integrity Consulting Group
Leadership

Leadership built on experience.

Three principals whose complementary backgrounds span public safety, law, federal investigations, intelligence, emergency management, national security, and organizational transformation.

John J. Santoro, M.S., Principal
Principal

John J. Santoro, M.S.

John Santoro is a founding principal of Integrity Consulting Group and a respected law enforcement executive recognized as a change agent in public safety leadership. With nearly four decades of experience, he brings a results-driven approach to helping organizations navigate complex challenges, strengthen operations, and build sustainable, high-performing systems.

Mr. Santoro has served as Chief of Police in both Massachusetts and New Hampshire, where he led departments through organizational transition, restructuring, and long-term stabilization. His expertise includes executive leadership, emergency management, threat assessment, violence-risk management, higher-education safety, Clery Act compliance, organizational development, and operational improvement.

He holds a Master of Science in Criminal Justice Administration from Western New England University and is a recipient of the FBI-LEEDA Trilogy Award. He also completed the FBI National Academy Associates Regional Command College. His multidisciplinary experience includes service as a Director of Emergency Management and advanced training in WAVR-21, adolescent threat assessment, and advanced threat-assessment protocols.

James P. Jajuga Jr., Esq., Principal
Principal

James P. Jajuga Jr., Esq.

James Jajuga Jr. is a retired law enforcement executive, attorney, and strategic advisor with more than two decades of experience in public safety, criminal investigations, intelligence operations, and organizational leadership. Rising through the ranks from Detective to Captain, he commanded and supervised patrol, criminal investigations, narcotics enforcement, gang investigations, criminal intelligence, and homeland-security initiatives.

Mr. Jajuga is a licensed attorney admitted to practice in the Commonwealth of Massachusetts. His combined law-enforcement and legal experience provides clients with valuable insight into investigations, risk management, regulatory matters, liability concerns, intelligence-led strategies, multi-agency coordination, and complex organizational challenges.

At Integrity Consulting Group, he provides consulting services in public-safety operations, investigations, intelligence analysis, security assessments, organizational leadership, crisis management, and legal advisory support.

William D. Chase, Esq., Principal
Principal

William D. Chase, Esq.

William D. Chase is a seasoned executive and former senior FBI leader with nearly 25 years of distinguished service in federal law enforcement, national security, counterterrorism, and intelligence-driven operations. He held numerous senior leadership positions, including Special Agent in Charge of major FBI field divisions overseeing complex investigative, intelligence, counterintelligence, and counterterrorism operations across multiple states.

Mr. Chase served as Assistant Special Agent in Charge of the FBI's Boston Division, where he directed operations involving domestic terrorism, organized crime, violent crime, and major narcotics investigations. Following September 11, 2001, he led the FBI's initial response efforts in the region and contributed to national domestic-terrorism policy and strategic operational changes.

His experience also includes assignments at FBI Headquarters, leadership of the Albany and Baltimore field offices, and private-sector executive roles with TASC and LexisNexis. He earned his Juris Doctor from Vermont Law School and completed executive leadership training through Northwestern University's Kellogg School of Management.