Security & Safety Expert Witness: Alcohol Overservice and Premises Liability

A Security & Safety Expert Witness analyzes alcohol-related incidents involving bouncers, guards, or event staff. Their testimony helps clarify whether inadequate training or security failures contributed to a dram shop or premises liability case.

How Security Practices Affect Alcohol Liability

Security personnel play a direct role in alcohol service safety.
From bar security staff to private event guards, each decision—who to serve, when to intervene, and how to document incidents—affects liability exposure.

“A security expert witness connects physical safety procedures with the establishment’s duty of care under dram shop law.”

Bar and Nightclub Security Expert Testimony

Nightclubs and bars are high-risk environments for overservice and alcohol-fueled altercations.

An expert witness evaluates:

When Security Oversight Becomes Legal Evidence

Improper restraint, excessive force, or failure to control intoxicated patrons can all result in negligence claims. Expert analysis clarifies what went wrong.

Event and Corporate Security Expert Services

Corporate functions, concerts, and private events require specialized security.

As a Security Expert Witness, you assess:

This perspective ensures courts understand the full operational context behind each incident.

Linking Security Operations to Dram Shop Law

Security isn’t separate from alcohol liability—it’s part of it.
Explain the chain of responsibility:

Bartender serves 

alcohol

Security monitors patron behavior

Management oversees compliance

All share liability when standards fail

Ryan Dahlstrom – Expert Witness CV

Expert credentials.

Professional Credentials & Expert Experience

Former law enforcement or security management background

Experience testifying in bar, nightclub, or corporate security cases

Certification in crowd control or private security 

operations

Publication credits or speaking engagements on alcohol service risk

Frequently Asked Questions

What is a bar security expert witness?

A professional who analyzes the adequacy of bar and nightclub security operations during alcohol-related incidents.

Security actions (or inaction) often influence whether a business is found negligent under dram shop laws.

Industry best practices, written security plans, and compliance with state-specific alcohol service guidelines.