Denise M. Treadwell


Denise M. Denise Treadwell, AirMed’s President, is responsible for managing daily operations of the company. Having been with the company for nearing 20 years, she has held many leadership roles throughout the organization.

Denise holds a Master’s Degree in Trauma Nursing, a Masters in Family Nurse Practitioner, and a Bachelor of Science in Nursing and is a certified Nurse Practitioner.

As an editor, Treadwell lent her expertise to the book “Standards for Critical Care and Specialty Fixed-Wing Transport.” She is also a contributing author for many industry publications and currently holds board positions with both CAMTS and AAMS.

Darby Wix

Director of Operations

Darby Darby Wix is responsible for the overall management of the flight, maintenance and aircraft dispatch departments. He started with AirMed in 1998 and has operated aircraft in over 85 countries on 6 continents. Darby is current, qualified and maintains Check Airman authority in the Hawker 800 and BeechJet 400A. He holds an undergraduate degree from Auburn University in Aviation Management.

Brandon Bates

Sr. Director, Global Strategy & Partner Relations


Mr. Bates is responsible for business development and marketing, companywide, at AirMed International as well as securing and managing key partnerships and executing brand strategies. Brandon joined AirMed in August 2005 as Account Executive for the AirMed membership program and served as Director of Membership Sales for the organization from 2009-2013.

Brandon holds a Bachelor’s and Master’s degree in Business Administration and has successfully lead initiatives targeted at developing new market growth and brand recognition during his tenure at AirMed. He is actively involved in the air medical transport community as a member of AAMS, USTIA, THIA, and ITIC and regularly participates in panel discussions and industry committees.

As a Birmingham native he remains involved with civil organizations in the local community and is an active alumnus of Birmingham-Southern College and Samford University. Mr. Bates takes much pride in ensuring AirMed delivers on its mission of providing the highest quality of care to its customer’s while ensuring compassion and integrity.

Amber Payne

Director of Medical Operations

Amber Amber is a seasoned Emergency Medicine and Flight Nurse having been in Nursing for 12 years.  Her previous experience prior to AirMed has been in the Emergency Department as a Charge Nurse as well as Senior Flight Nurse and Clinical Base Educator with Air Methods, Corporation.  She was also in Leadership with Omniflight Helicopters as a Regional Educator.  She is an instructor in BLS, ACLS and PALS as well as a Course Director for TNCC.  She has also presented at the local and state level in continuing education conferences for Emergency Nurses, Pre-Hospital Providers and other Healthcare Providers.  

Amber started with AirMed in August of 2014 as a Clinical Coordinator.  During that time she completed her MBA with a Healthcare Concentration from Auburn University.  With a strong clinical background to accompany the advanced business degree, Amber brings a broad level of expertise and opinion to manage the Medical Operations at AirMed International.

Josh Decker

Director of Membership Sales, Large Accounts


Josh Decker joined AirMed International in September of 2014. He works closely with the local leadership team in Birmingham to promote and support AirMed membership initiatives.

Holding a bachelor’s degree from Auburn University, Josh comes to AirMed with an extensive background in sales and customer relationship management. Josh’s primary focus at AirMed is establishing, growing, and managing large accounts. Josh was born and raised in Birmingham, AL where he currently resides with his wife, Jaclyn.

Steven C. McNeely, Ph.D.

Safety & Security Executive Officer

Steven C.

Dr. Steven C. McNeely earned a Doctor of Philosophy in Business Administration, Aviation Business Management from the School of Business Technology and Management, Northcentral University, and a Master of Business Administration in Aviation, from Embry-Riddle Aeronautical University. Since 2000, Dr. McNeely has been an adjunct Associate Professor for Embry Riddle Aeronautical University and the John Massey School of Business, Aviation Sciences Institute, Assistant Professor providing instruction in graduate business, safety, and aeronautical sciences. He has over 40 years’ experience in aviation, and held the position as the Director of Safety and Quality Assurance for Era Helicopters, L.L.C. Primary responsibilities are safety and quality assurance, to include accident investigation.

Dr. McNeely has formal training in aviation accident investigation through Embry Riddle and the Southern California Safety Institute. He has participated and led several incident and accident investigations.  Dr. McNeely previously held positions as Manager of Safety Management Systems for Jet Solutions, L.L.C., and Manager of Safety for Jet Domain, LLC.  Previous Chairman of the National Aviation Transportation Association’s Safety and Security Committee, and with the Air Charter Safety Foundation, on the Industry Audit Working Group. Dr. McNeely participated as a member on the Operations and Training working group, FAA Safety Management System (SMS) Aviation Rule Making Committee (ARC). Dr. McNeely has lectured and presented safety management material for the FAA Safety Management Systems (SMS) Focus Group on several occasions. Dr. McNeely is a published author on Aviation Internal Evaluation Programs (IP). Previous positions include Conformity Inspector, and Maintenance Analyst. His military career covers 22 years in the United States Air Force, and four years in the United States Navy.  Dr. McNeely has held positions as a manager of a heavy maintenance facility, flightline maintenance superintendent, quality assurance, maintenance standardization evaluation team  member, supervisor of repair shops, and as an aircraft mechanic. Dr. McNeely earned a B.S. and A.S. degrees in Professional Aeronautics, as well as an A.A.S. in Aircraft Aerospace Accessory Systems Technology, with minors in Aviation Safety and Aircraft Maintenance Management. Current FAA certified Airframe and Powerplant Mechanic. Dr. McNeely is a member of the System Safety Society and the American Society for Quality.

Charles Lenthas Tew Jr.

Human Resources Director

Charles Lenthas

Cary joins AirMed International as the Human Resources Director with over 20 years of experience as a certified Professional in Human Resources (PHR).  He started his career in the Human Resources field after majoring in English Literature at the University of Alabama at Birmingham and working for a local company with 5,000 employees.  Most recently, he worked in the hospitality industry with hotel brands across the country as Human Resources Director for 40 properties and 1500 employees. 

Cary has served in professional, manufacturing, agriculture, retail, and the construction industries both as an employee and an independent Human Resources service provider.  He brings a wealth of experience in employee relations, creating and administering HR policies and procedures, recruitment, benefit management and government compliance having worked closely with several offices with the Department of Labor and the Equal Employment Opportunity Commission.  

Cary is an Alabama native and “army brat” following his father, a helicopter pilot, to multiple assignments during his career.  He currently resides in Birmingham with his wife and two children.  Away from work, he will most likely be found at a softball park or a football stadium cheering his children.  

Bobby R. Lewis

Medical Director

Bobby R.

Dr. Lewis is an Assistant Professor at the University of Alabama at Birmingham, in the department of Emergency Medicine. He holds Board certifications by the American Board of Emergency Medicine, the American Board of Oral and Maxillofacial Surgery as well as Undersea and Hyperbaric Medicine. Dr. Lewis was a flight physician on the first rotor wing service established in Alabama by Carraway Hospital, Alabama Lifesaver. He stays active in the American College of Emergency Physicians and currently serves on the Board of Directors for the International Council of Motorsport Sciences. Dr. Lewis serves as both an IndyCar Physician as well as the Nascar Physician primarily functioning at Barber’s Motorsports and Talladega Superspeedway. Dr. Lewis has presented numerous lectures over the course of his career that enhance the knowledge of Emergency Medicine, Medical Evaluation of Dental Patients, SCUBA Diving Emergencies, Hyperbaric Medicine and the use of Air Transport in Motorsports.

Dr. Lewis has proven to be an asset to the AirMed International team and helps advance the industry of Air Medical Transport.

Michael Samotowka

Affiliate Medical Director


Dr. Michael Samotowka has flown air medical missions for AirMed International for more than 12 years. He joined AirMed as a staff flight physician in 1997, and currently serves as an AirMed's affiliate medical director from his position as Section Chief of Acute Care Surgery/Trauma at Cleveland Clinic, Department of General Surgery. Some of his most memorable air medical missions include several transports to Cuba, Kenya and Ukraine. He is board certified in General Surgery and Surgical Critical Care. He is a fellow of the American College of Surgeons, a fellow of the College of Chest Physicians as well as a fellow of the College of Critical Care Medicine.

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