Serving Plaintiff & Defense Attorneys Nationwide
(702) 696-8745About Ryan Dahlstrom
Ryan Dahlstrom is a hospitality and entertainment expert witness with more than 35 years of operational experience, retained by plaintiff and defense attorneys nationwide.

Ryan Dahlstrom is a nationally retained expert witness specializing in dram shop liability, liquor liability, negligent security, and premises liability in licensed hospitality venues. He has more than 35 years of direct operational experience as a general manager, responsible beverage service trainer, and security consultant at bars, nightclubs, hotels, casinos, restaurants, and live entertainment venues across the United States. He is a member of ASIS International and, in managing and consulting engagements, trains service staff on responsible alcohol service beyond their state-required certification. Ryan has provided expert witness services, including case review, written expert reports, deposition testimony, and trial testimony, for both plaintiff and defense counsel in matters nationwide. He can be reached at Ryan@ExpertWitness.co or by phone at (702) 696-8745.
Executive Summary
With over 35 years of experience in the entertainment and hospitality sectors, Ryan Dahlstrom offers an in-depth, hands-on perspective to each case. His background spans general management, hotel beverage direction, nightclub and venue security, live event production, and hospitality consulting.
Attorneys representing both plaintiffs and defendants nationwide have retained Ryan for case review, expert opinions, and testimony grounded in hospitality and entertainment industry standards. He serves as a Consulting Expert, Testifying Expert, and Educating Expert -- providing support at every stage of litigation from initial case review through trial.
Areas of Expertise
Responsible alcohol service practices, overservice, visible intoxication, and server training standards for licensed establishments.
Expertise in security management, use of force, foreseeable risks, and crowd control in high-volume venues.
Deep understanding of operational procedures, training, and management best practices across diverse hospitality settings.
Evaluation of hazard identification, inspection and maintenance practices, and safety protocols at hospitality and entertainment venues.
Review and compilation of surveillance footage to build an operational timeline of events.
Assessment of ownership and management oversight, supervision, and decision-making against hospitality industry standards.
Evaluation of age-verification policies, ID-checking practices, and staff training to prevent alcohol service to minors.
Proficient in planning, executing, and securing large-scale events, festivals, and concerts.
Analysis of incidents, operational contributing factors, and venue practices in matters involving injury, violence, accidents, or death.
Courtroom Record
GGRM Law Firm (Plaintiff)
Premises Liability · Event Security
March 20, 2020
District Court, Clark County, NV
Case No. A-18-776379-C
Pullano & Siporin (Plaintiff)
March 18, 2026
Circuit Court of Cook County, IL
Case No. 2022 L 063072
Professional Experience
Consulting Expert | Testifying Expert | Educating Expert
Founder / Consultant
Founder / President
Nightlife & Entertainment Director -- Nightclub & Bar Convention | Program Director -- On The Rocks Las Vegas
Hotel Director of Beverage / Nightclub General Manager
Client Portfolio
A selection of venues, organizations, and individuals Ryan has worked with across his career.
Consulting Fee Schedule
All fees are outlined below. An initial retainer is required prior to commencement of any work.
Fee Schedule -- 2026
Expert Witness Rate
Initial $5,000 nonrefundable retainer, billed against at $500/hr. An additional $5,000 retainer is required once the balance reaches $1,000.
Report Writing
Half Day Deposition (4 hrs)
Minimum
Full Day Deposition (8 hrs)
Maximum
Half Day Trial Testimony (4 hrs)
Minimum
Full Day Trial Testimony (8 hrs)
Maximum
Site Visit
Travel Time
Per Diem
Plus travel and lodging at actual cost
Cancellation Policy: Cancellation within 1 week of scheduled deposition or trial results in a 4-hour charge. Cancellation within 48 hours results in an 8-hour charge. Payment for deposition and trial fees must be received prior to testimony or the engagement will be considered canceled.
Contact Ryan directly for a confidential consultation. Available for case review, deposition, and trial testimony nationwide.