Holly Dixon

Holly brings a wealth of experience in engineering, project development and working with multiple stakeholders to this role. Prior to joining the Phoenix ADO as a Civil Engineer, Holly served as the State Airport Engineer for the State of Arizona, where she worked with numerous airports on pavement maintenance, safety enhancements and overall airport development. Holly spent a significant part of her career working for the State of Maine as a Civil Rights Office Manager, Program Manager, Project Manager, and highway engineer as well as previous service with the FAA with Tech Ops.

Holly & her husband Michael have a large, extended family and enjoy spending quality time with them, as well as friends and pets.

Bob Flanagan leads the global economic impact analysis practice at IHS Markit’s Economics Consulting team. Bringing over 30 years of consulting, product development, and manufacturing experience to this role, Bob has led economic impact projects for clients across a spectrum of industries in the United States including the energy, computing, mobile communications, and semiconductor sectors. In addition to the recently completed ADOT economic impact analysis study, Bob was a principal member of a team that conducted a 2019 study for the Metropolitan Washington Airports Authority which calculated the economic impacts of Reagan National and Dulles International airports, as well as two other key transportation assets managed by the authority.

Chad Makovsky, C.M.

Chad Makovsky was named City of Phoenix Director of Aviation Services in March 2021 where he will provide executive leadership and strategic direction for the Phoenix Sky Harbor International Airport (PHX), Phoenix Deer Valley Airport (DVT), and Phoenix Goodyear Airport (GYR).

Mr. Makovsky returned to Phoenix after serving as the Executive Vice President of Operations at Dallas/Fort Worth International Airport since March 2017. There he led the airport’s Department of Public Safety, Environmental Affairs, Sustainability, Airport Operations, and Integrated Operations functions.

Prior to DFW Airport, Mr. Makovsky worked as Assistant Aviation Director for the City of Phoenix system of airports, including Phoenix Sky Harbor International Airport, Phoenix Deer Valley Airport, and Phoenix Goodyear Airport. He also held positions in operations at Burbank Airport, John F. Kennedy International Airport, and America West Airlines over his 30-year professional career.

Mr. Makovsky serves on the American Association of Airport Executive’s IAAE Board and national Policy Review Council. He is also actively engaged with Airports Council International, where he recently served on the distinguished ACI/AUVSI Blue Ribbon Task Force tasked with identifying UAS Mitigation Measures for Airports. He holds a Private Pilot’s License, a Bachelor of Science in Aviation Operations from St. Cloud State University, and a Master of Business Administration from Arizona State University’s W.P. Carey School of Business

Melissa McCaffrey

Melissa McCaffrey is currently responsible for government affairs and state advocacy issues affecting general aviation for the Aircraft Owners and Pilots Association (AOPA), the world’s largest aviation membership association in AOPAs Western Pacific Region. AOPA represents 330,000 members nationwide, with over 50,000 members residing in the Western Pacific Region. She is responsible for general aviation state advocacy, legislative and regulatory issues affecting general aviation in Arizona, California, Guam, Hawai’i, the Mariana Islands and Nevada. Melissa leads AOPAs initiatives in the region, including advocating for the general aviation position on legislation at the state level and representing AOPA as a subject matter expert in the areas of government and airport policy. She also manages AOPAs Airport Support Network in the Western Pacific Region, which includes over 250 volunteers.

Melissa has been with AOPA since 2012, initially serving as a Senior Government Analyst responsible for managing issues in the technical fields of airspace, air traffic services, instrument flight procedures, charting, weather, and other related policies within AOPA’s Government Affairs Division. During that time, she served as a subject matter expert and AOPA representative on several regional and national committees, notably as the co-chair of the RTCA Tactical Operations Committee, Class B Airspace Designation Design and Evaluation Task force in 2015 and was awarded an achievement of excellence for her leadership on the committee.

Melissa became involved in aviation at a young age and attended her high school aviation program in New York. She than attended Embry Riddle Aeronautical University in Daytona Beach, Florida where she graduated with a Bachelor of Science in Air Traffic Management. Melissa has been a licensed pilot since 2002, she resides in Southern California.

Matthew Munden

Matthew Munden is the State Airport Engineer at ADOT-Aeronautics. He joined ADOT in June 2018 and the Aeronautics Group within ADOT in October 2019. He serves as the state technical and administrative authority for airport design and construction grants. He provides engineering and administrative inspection, audit, and review and oversight of both ADOT airport development grant project, and for the Airport Pavement Management System (APMS). Prior to employment with ADOT, he earned his Master of Engineering in Civil Engineering from the University of Arizona where he also worked as an intern for Dr. Wu at the Smart Transportation Lab, located in the U of A’s Civil Engineering Department.

Corrine Nystrom, A.A.E.

Corinne has been employed in the airport management profession for over 35 years.  She is the Airport Director at Falcon Field Airport in Mesa, Arizona and is currently serving as the 1st Vice President of SWAAAE.  Corinne previously served as the Airport Manager in Grand Junction, Colorado and as the President of both the Arizona Airports Association and the Colorado Airport Operators Association.  She also served on the Colorado Aeronautical Board following her appointment by the Governor of Colorado.  Corinne graduated from the University of Colorado with a bachelor’s degree in business management which focused on human resources and transportation management.  She is an Accredited Airport Executive through the American Association of Airport Executives.  She loves animals and enjoys hiking and snow skiing.

Todd Johnson

Todd Johnson is currently working as a Senior Systems Engineer and Subject Matter Expert (SME) for CGH Technologies, Inc (CGH). CGH provides contract support to the FAA, and is responsible for the management and development of the Airport Data and Information Portal (ADIP) website hosted by the FAA Office of Airports (AAS-120). His background includes over 35+ years of airport-related work experience, including 5+ years of contract support for AAS-120. He is a retired Air Traffic Controller (22-years), and has been performing Instrument Flight Procedure Design (TERPS and ICAO Pans-Ops) and Airport/Airspace analysis for over 22-years. He is very proficient in the use of CADD/GIS software, and geo-database development. Todd is also the contract technical advisor for changes/updates to AAS-120 managed Advisory Circulars and Engineering Briefs. He is currently developing the draft update to AC 150/5300-18D – Aeronautical Survey and Data Standards for Submission into Airports GIS that will be delivered to the FAA by the end of 2021.

Gary Mascaro, C.M., C.A.E.

Gary has over 24 years in the aviation industry.  He currently serves as the Aviation Director for Scottsdale Airport, which he has held since February 2010.  His responsibilities include the overall operation and development of the airport and the surrounding aviation community in Scottsdale. Prior to his current position, Gary served as the Airport Manager at Phoenix Deer Valley Airport for five (5) years and his first stint with the City of Scottsdale was as the Assistant Aviation Director for Scottsdale Airport for eight (8) years.

Gary received his Bachelor of Science degree in Airway Science Management from Arizona State University.  He is also a Certified Member of the American Association of Airport Executives and a Certificated Airport Executive of the Southwest Chapter of AAAE (SWAAAE). Gary is a past president of the Arizona Airports Association and past president of SWAAAE.

He was the recipient of the 2003 and 2007 Presidents Award and in 2012 the Airport Executive of the Year for his service and dedication to the Arizona Airports Association.  In 2008, Gary was one of the participants that received the 2008 FAA Herman C. Bliss award for his leadership and contribution to development of the Best Practices Guide. Gary is very active in the aviation industry and serves on several local, regional, and national boards and committees.

Mike Williams, A.A.E., C.A.E.

Mike Williams represents the Federal Aviation Administration as the Manager of the Phoenix Airports District Office. The ADO serves airports in the States of Arizona and Nevada.

Prior to joining the FAA, Mr Williams served as the Director of Airports for the County of San Bernardino, (CA), where he oversaw a system of six (6) general aviation airports. Prior to that, Mr Williams was employed as the Development Manager for the Phoenix Mesa Gateway Airport Authority. Mr Williams began his airport management career in 1992 with the City of Palm Springs, California, serving in various capacities with the Palm Springs International Airport. Ultimately, Mr Williams served as the Deputy Director of Aviation – Operations where he had oversight for operations, maintenance, security and capital development for the Airport.

• Mr. Williams is a 1990 graduate of Arizona State University, receiving a Bachelor of Science degree in Aeronautical Management Technology: Airway Science Management.
• Mike is an Accredited Airport Executive (A.A.E.), having received this distinction in 1998 from the American Association of Airport Executives (AAAE).
• Mike is a Certified Airport Executive (C.A.E.) from the Southwest Chapter of the American Association of Airport Executives (SWAAAE).
• Mike is a past member of the Arizona Airports Association and SWAAAE. Mike is a past Board Member of SWAAAE and the AAAE Board of Examiners.

Catherine Woodwell

Catherine Woodwell is an aviation planner specializing in aviation system plans and economic impact studies. She offers more than 12 years of experience in the planning and design engineering industry. In addition to her work for ADOT on the 2021 Arizona Aviation Economic Impact Study and 2018 State Aviation System Plan, Catherine has served as the deputy project or task manager on large-scale, statewide studies in Washington, Idaho, Minnesota, Tennessee, and others. To remain on the cutting-edge of the aviation industry, she is also an active participant in several state and federal initiatives focusing on emerging aviation technologies including electric aircraft and Advanced Air Mobility.