Our Team

Welcome to TIGHITCO!

Corporate Team

Mark Withrow

President and CEO

Mark has over 35 years of Aerospace experience spanning executive level roles as well as manufacturing, engineering, and operational excellence.  Prior to Joining TIGHITCO, he held senior level roles within Cessna Aircraft Company, leading greenfield operations while living in Chihuahua Mexico, and leading the integration of the Columbia Aircraft acquisition in Bend,Oregon.  As P&L leader for Unitech Aerospace, he oversaw an impressive turnaround. Withrow most recently held executive level roles at Kaman Aerospace, completing a multi-year turnaround of their aerospace composites businesses, and was board member for the Kineco/Kaman Ltd. JV, in Goa India. Mark is a United States Air Force veteran, with a Bachelor of Science Degree in Professional Aeronautics obtained from Embry Riddle Aeronautical University, and completed Textron’s Executive Leadership Development Series through MSU/OSU/UT. He is a certified Six Sigma Black Belt, Airframe and Powerplant Mechanic and has a private pilot license with multiple ratings.

Chris Simmons


Chris has over 20 years experience in Aerospace and Defense serving in various Finance and Accounting roles over that time. Prior to joining TIGHITCO, Chris spent 17+ years at Kaman Corporation in various Finance leadership positions with focus on cost control, operational performance, financial reporting, and strategic and financial direction for the business units that he served. Prior to joining Kaman, Chris worked in KPMG LLP’s audit practice from 1999 to 2005. Chris holds a Bachelor’s of Science degree in Business Administration from Bryant University and maintains his Certified Public Accountant’s certificate in the state of Connecticut.

Matt Reid

Vice President of Contracts & Compliance

Matt has over 20 years of experience in the Aerospace and Defense industries, working in various leadership positions, including Manager of Programs, Quality Manager, and Director of Contracts and Compliance. Prior to joining TIGHITCO, Matt spent over a decade at Kaman Aerospace with multisite responsibility for contract administration and compliance. Prior to joining Kaman, Matt worked at Goodrich Cabin Systems leading the Quality Control team from 2004 to 2011. Matt holds an Associate’s degree in Applied Science in Welding Technology from Butler Community College and a Bachelor of Science degree in Organizational Management and Leadership from Friends University. He has attained several professional certifications including being a Six Sigma Green Belt (CSSGB), a Certified Manager of Quality/Organizational Excellence (CMQ/OE), and a Project Management Professional (PMP).


Vice President of Human Resources

Amy joined TIGHITCO in 2009. As the Vice President of Human Resources, she is responsible for the direction of the Human Resources team, with responsibility for leading the HR strategy and execution within the organization. Amy is a seasoned business professional with over 20 years of in-depth experience. With a diverse background of HR leadership and management, she has worked within a variety of industries including education, public relations, legal and international manufacturing. Amy holds an Associates of Paralegal Studies and a Bachelor of Science in Human Resource Management from Western Kentucky University, as well as a Master of Business Administration Degree.

AeroStructures Division

Shawn Hawks

Vice President - AeroStructures

Craig Zysk

Group Vice President Sales & Business Development

Craig has more than 3 decades of experience in the Aerospace and Defense industry. Prior to joining OSS-Division of TIGHITCO, Craig served as Vice President Global Sales and Marketing for Sunbelt Design & Development, where he worked closely with fixed and rotary wing customers across both military and commercial markets. Previously, Craig served as Director Global Sales with TRU Simulation a Division of Textron Aviation, Frasca International as Vice President New Business Development and prior to that as COO of Rotorsim Srl, a Division of Leonardo Helicopters in Sesto Calende, Italy.   Craig began his career at Sikorsky Aircraft where he had a 20-year tenure across several divisions, including eight years as a member of the senior leadership team in the MRO division. Craig earned a B.S. degree from Francis Marion College and a MBA from Sacred Heart University.  He is a member of the USHST (US Helicopter Safety Team) and has served on the ICAO (International Civil Aviation Organization).

Insulated Products Division

Humberto Santiago

Vice President and Chief Operating Officer MX (Chihuahua and San Luis Potosi, Mexico )

Prior to joining TIGHITCO in 2001, Humberto led or participated in the leadership of three manufacturing startups in Mexico, including two in the aerospace industry with Nadcap and AS9100 certifications. He has over 20 years of experience in the aerospace industry and his signature is in the incorporation bylaws of the Mexican Federation of the Aerospace Industry association (FEMIA). At FEMIA, he served as Vice President and Treasurer. Currently Humberto is an active Member of the Board. He has an MBA from Monterrey Tech in Mexico and other degrees from universities in Germany, Canada and Japan. Humberto is also able to speak German, English, Spanish, Japanese and Portuguese.

Get your next project started with our EIC team, contact us for more information or to schedule a call.