J. Patrick Murphy
Security Expert
Mr. Pat Murphy is a Houston, Texas security expert witness who provides nationwide forensic security expert witness services the areas of premises liability and negligent security. Areas of expertise involve the reasonable standard of care in Security Management, Premises Liability, Background Checks, Retail Security, Security Guards, Nightclub Security, Apartment Security and the adequacy of company policy and procedures. He has been retained in excess of 500 cases.
Over 40 years of experience including law enforcement, senior corporate security management, security consulting and expert witness. Security planning is the result of extensive experience in risk management. Without knowing the risks a company cannot plan accordingly. This is why Mr. Murphy is so effective as an expert witness: personal practices creates the best insight into litigated matters.
Expert Witness

Pat Murphy provides security expert witness support for both defense firms and plaintiff firms.
- Bar and Bouncer negligent security.
- Apartment security.
- Shoplifting.
- Negligent Hiring.
- Burglar alarm and physical security failure.
Over 40 years of practical and consulting experience provides attorneys with a solid understanding of the standard of care.
Security Assessments
Security Assessments are designed to identify threats and risks. An assessment provides senior management with an evaluation and recommendations.
- Active Shooter protocols.
- Crime Prevention Through Environmental Design (CPTED).
- Crime-free Multi Housing.
- Training program development.
- Security Policy and Procedure development.
Availability

Mr. Murphy has been qualified as a security expert witness across the United States and Puerto Rico.
Security assessments have been conducted for a multitude of environments including:
- Schools
- Apartments
- Pharmacies
- Warehouses
- Corporate campuses
Contact us today for your free consultation.
Nightclub Bouncers. Does the job title change the function?
Bar owners do themselves a disservice when the job title of the bouncer’s security “function” is a variation of a theme. I’ve seen them called hosts, floormen, crowd control, greeters, and the list goes on. Regardless of their title…let’s call them grapes…the function is the same in whole or in part. They are the security […]
Cameras Hidden in Fitting Rooms and Restrooms
We are in an era where video cameras are in a wild assortment of shapes and sizes. The “spy camera” industry has just exploded in the past 5 years and the proliferation of adult web sites that cater to hidden camera video has been more than exponential. With that said, the natural question is why […]
Security Expert: Courtesy Officer vs. Police Officer: What’s In a Name?
Apartment Complex and Gated Communities: It’s Not The Name, It’s The Function! Security expert witnesses over the past several years have seen an increasing use of Courtesy Officer jobs in apartment properties in an effort to deflect any appearance of having “Security”. This shift has been prompted by the (unfounded) belief that a job title […]