---
title: "John Koshak | Elevator/Escalator Expert Witness | Deep Research and Background Information on Experts"
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  "og:description": "John Winfield Koshak is an expert witness in Elevator/Escalator. View detailed background information and comprehensive legal research data."
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  description: "John Winfield Koshak is an expert witness in Elevator/Escalator. View detailed background information and comprehensive legal research data."
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### **Results for: ** John Winfield Koshak

# **John Winfield Koshak**

Elevator/Escalator

Germantown, Tennessee

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Expert Details

John Winfield Koshak, Q.E.C., C.E.I., is an experienced elevator consultant with a strong background in elevator safety and inspection. He completed several business courses at the University of Phoenix from 2004 to 2006 and graduated from Long Beach High School in Mississippi in 1977. Additionally, he passed the Federal Aviation Regulations Exam for a Private Pilot Certificate in 1985. Mr. Koshak holds multiple certifications, including Qualified Elevator Consultant (Q.E.C.) and Certified Elevator Inspector (C.E.I.). He is an approved Elevator Code Instructor for the State of Illinois, a position he has held since 2009. He also passed the NAESAI QEI ANSI Certification Testing in 2014.