Vertical Aerospace Leadership Team

Tray Siegfried

Owner & Chief Executive Officer

Tray Siegfried brings 25 years of aerospace industry experience to Vertical Aerospace. Prior to starting the company, Tray served in numerous aerospace leadership roles where he provided strategic oversight in operations, sales and marketing, company governance and other areas. Tray has served in various capacities in aerospace industry trade associations, including General Aviation Manufacturers Association (GAMA) and Aerospace Industries Association (AIA). Over the span of his aerospace career, he has led several long-term business pursuit strategies in the business jet and military segments.

A long time pilot, Tray holds an Airline Transport Pilot Rating, several jet type ratings, and is an Air Force Command Pilot. He has participated in numerous overseas operational deployments, including Operation Iraqi Freedom, where he flew numerous combat missions in the F-16 fighter jet. He is active in the Oklahoma Air National Guard, and currently serves in the 138th Fighter Wing, Tulsa.

Tray holds an MBA from the University of Tulsa and an undergraduate degree in business from the University of Notre Dame. Tray lives in Tulsa with his wife, Jo, a graduate of Dartmouth College and former Wall Street investment banker and financial analyst. They have four children. Tray enjoys hunting, fishing, camping and spending time with his family.


Mike Perry

General Manager

Mike Perry is a seasoned leader who brings more than 35 years of team-building and aerospace industry experience to his role as general manager at Vertical Aerospace, where he oversees day-to-day operations.He is responsible for guiding the internal employee culture and building a high-energy team that will ensure safety, quality, customer service and efficient turn times –all at a desirable price point.

During his many years in the aviation industry, Mike has held a number of management and leadership positions in aerospace MRO and manufacturing that include product development, tooling design and manufacturing, program management and supply chain management. Mike’s aerospace expertise extends across all segments of the aerospace industry, including general aviation and business jet markets, commercial airlines, and the military and government sectors.

Mike and his wife, Teresa, have three grown children and reside in Catoosa, Oklahoma. Mike is an avid fisherman, enjoys cooking and spending time outdoors with his family.


Stacey Shields, CPA

Chief Financial Officer

As CFO, Stacey Shields is responsible for planning, implementing, managing and controlling all finance and accounting-related activities at Vertical Aerospace. Stacey plays a strategic role in supporting the company and management team to meet its financial objectives.

Stacey brings years of manufacturing experience having worked with several Fortune 500 companies where she oversaw financial operations in domestic and international locations.Stacey offers experience in supply chain management and lean manufacturing where she is skilled in development and implementation of metrics and business systems for operational managers.

Stacey is a CPA and holds a MBA from the University of Tulsa. Stacey, her husband, Chris, and their three boys reside in Bristow.She enjoys traveling with her family and participating in her church.


Ethan Clark

Director of Commercial Operations

Ethan Clark brings 16 years of leadership and sales experience within the aerospace industry. Ethan’s role as director includes every facet of the Commercial Operations at Vertical, including Customer Service, New Business Development, Asset Management, and Supply Chain. Ethan brings an entrepreneurial spirit to managing operators and building lasting aerospace relationships.

Throughout his years of aviation experience, Ethan has showcased adaptability in an ever-evolving industry and set the stage for ongoing and future company success at Vertical.

Ethan holds a business degree from Northeastern State University. In his spare time, Ethan enjoys spending time with his wife and two daughters. His hobbies include competitive tennis, weightlifting, and golf.


Luke Rosenberger

Director of Quality & Engineering

Luke Rosenberger is an experienced leader who brings 15 years of Quality and Engineering experience within the aerospace industry. Luke’s role is critical to Vertical’s success as he manages/monitors all FAA rules and regulations to ensure the company maintains its integrity. He manages our team of on staff engineers to ensure our work is done with a focus on quality.

Luke holds a Masters Degree in Engineering from the University of Oklahoma. In his spare time, Luke manages his own ranch with multiple species of exotic animals. His wife and 3 kids keep him busy as well.