Mary Tylus
Senior Corporate Trainer
Mary Therese Tylus, M.A. serves as P4 Security’s Senior Corporate Trainer. She brings over 32 years of corporate training experience to her position. She has specialized experience in developing and presenting training programs to security agencies, corporations, and businesses, focusing on security, safety, workplace violence prevention, evacuations and drills, and other critical topics. She has developed …
Brooke Karraker
Human Resources Generalist
As Human Resources Generalist for P4, Brooke collaborates with many different departments on HR needs. Brooke plays an active role in identifying talent for various Security and Corporate positions while coordinating with Recruitment and Management. She assists with managing employee benefits info, provides employee relations support for Management, and handles other HR duties as needed. …
Paul Weinman
Director of Intelligence
Paul Weinman is the Director of Intelligence for P4 Security Solutions, where he brings over 28 years of law enforcement experience. In his current role, Paul is responsible for analyzing crime in areas where P4 Security patrols or plans to patrol, and acts as a liaison with law enforcement agencies. Paul’s extensive background includes serving …
John Settino
Operations Manager
John Settino serves as an Operations Manager at P4 Companies, where he plays a pivotal role in overseeing unarmed security operations for a diverse range of establishments, including cannabis dispensaries, cultivation centers, factories, malls, etc. With an educational foundation and over 5 years of security industry experience, John consistently demonstrates his expertise and leadership. John …
Jacqueline Bily
Security Operations Center Specialist
Jacqueline is a Security Operations Center Specialist for P4. She started in December of 2020. In this position, she monitors security cameras and alarm systems for P4 clients across the country. Jacqueline is a retired 911 dispatcher from a Sheriff’s Office in the suburbs of Chicago. She handled calls for service ranging from cats stuck …
Joe Doria
Director/Compliance
As Compliance Manager for P4 Security Solutions, Joe works to help develop and implement compliance and audit procedures for our internal team. Joe works with the Armed and Unarmed Security Officers to update and maintain their credentials as well as required training. He also works with internal and external partners in numerous aspects to ensure …
Bo Medenica
Senior Instructor
Bo Medenica is a 19+ year veteran of the Chicago Police Department and currently assigned to the Chicago Police Departments’ Training and Education Division (the Academy). He is also a longtime martial artist and security specialist. Mr. Medenica is or has been an Instructor, Coach, Referee, International Competitor, and student, possessing numbers of martial art …
Melissa Cagle
Director of Administration
Melissa Cagle is a Security Professional with over 20 years of experience both working with security and law enforcement officers. She currently works for P4 Security Solutions (P4S) as Director of Administration. Melissa is instrumental in guides and enforces system policies, oversees the human resource department and much more. Prior to her current role, Melissa …
Mark Field
Vice President of Consultation Services
Mark Field was appointed Chief of Police in 1996 and retired in November 2016. He served as Deputy Chief of Police from 1991 until 1996 for the Wheaton, IL Police Department. He was a police officer for thirty-nine years and formerly served as Deputy Chief of Administrative Services for the Kankakee County, IL Sheriff’s Police …
Daniel S Mcdevitt
Senior Vice President of Consultation Services
Daniel S. McDevitt completed a thirty-six year law enforcement career, which began with his appointment as a Special Agent with the Naval Criminal Investigative Service (NCIS). He then served for 24 years with the Illinois State Police (ISP), retiring as a Captain, and subsequently served for ten years as Chief of Police in two Chicago …
