Your WAMA Board of Directors

 OFFICERS

George Kleros, President

Jet Support Services Inc. - JSSI 

Senior Vice President, Advisory Services

Mr. Kleros is responsible for large fleet support, and strategic planning within Technical Services and Advisory Services at JSSI.  He has over 30 years of experience in Aviation Maintenance, Management, Field Support Services and appraisals for business jet aircraft.

With over 39 years in aviation, Mr. Kleros has held a position as the Eastern Region Customer Service Manager for Rolls Royce North America.  Prior to that position, he was the Technical Support Manager with JSSI for almost a decade.  Mr. Kleros also held positions with Textron Flight Services in a field support position and was the Director of Maintenance for an Air Carrier fleet.  He also held the position of President for an aircraft maintenance company with multiple satellite facilities supporting charter operations, flight schools, and retail maintenance. 

Mr. Kleros currently serves on the maintenance airworthiness committee for General Aviation Manufacturers Association (GAMA), is a board member of the Westchester Aircraft Maintenance Association, and serves on The Embry Riddle AMS IAC committee. Mr. Kleros holds an FAA rating for Powerplant and Airframe, with additional privileges as a holder of an Inspectors Authorization (IA). Accredited Senior Appraiser MTS Aviation discipline with American Society of Appraisers.

Ali Zaidi, Senior Vice President

Ali graduated from the University of Kansas with degrees in Mechanical Engineering and Business Administration in 2015. After beginning his career at Textron Aviation as a Maintenance Engineer in 2015, he’s held positions in AOG Support, Technical Writing, Aircraft Market Analysis, Aftermarket Sales Manager for Textron, supporting jet and turboprop operators in the Northeast US and is currently working for Honeywell Aerospace. Ali received Aviation International News’ “Above and Beyond OEM” award in 2021 for his resourcefulness in supporting operators in the territory. He enjoys spending time in nature, reading, and fast cars. Member of WAMA since 2018. 

Jennifer Kempsey, Vice President

Medaire, Northeast Regional Sales Manager

WAMA Education and Career Development Chair, Social Media

Jennifer Kempsey is a relationship-driven aviation professional with extensive experience in business aviation, client engagement, account management, and strategic partnerships. Throughout her career, she has built a reputation as a trusted advisor, helping aircraft owners, operators, and industry partners identify solutions that enhance operational efficiency, safety, and the overall customer experience.

Known for her enthusiasm, proactive approach, and commitment to excellence, Jennifer thrives on building meaningful relationships and creating long-term value for her clients and colleagues. Her passion for aviation, combined with her ability to connect people, solve challenges, and uncover opportunities, allows her to deliver results while fostering genuine partnerships. She believes that every interaction is an opportunity to make a lasting impression and is dedicated to providing a personalized experience.

A passionate advocate for the aviation industry, Jennifer currently serves as Vice President of the Westchester Aircraft Maintenance Association (WAMA) and as a Board Member-at-Large for Westchester County Chapter of Women in Aviation International. She also volunteers her time with the NBAA Maintenance Committee, the Aerospace Maintenance Council, and volunteers yearly at the Women in Aviation's Girls in Aviation Day at Westchester Airport (KHPN). She is also a recipient of the NBAA’s prestigious 40 Under 40 Award in 2020. She remains deeply grateful for the opportunities aviation has provided and is committed to helping shape its future.

Outside of work, Jennifer enjoys antiquing, reading, hiking, and exploring the outdoors. Her appreciation for history, adventure, and lifelong learning brings energy, creativity, and a unique perspective to everything she does.

Joan Szemplenski, Treasurer

She has worked for Part 121, 135 but mostly at 91 operations, which includes several Fortune 50 companies as an Aircraft Scheduler. She retired from Verizon’s Corporate Flight Department after 16 years of service. Joan holds a BS Degree in Business Administration from Concordia College, Bronxville, NY, and has her Private Pilot’s License.

Contact: admin@wamahpn.org

Malcolm MacKenzie, Assitant Treasurer (co) 

Malcolm MacKenzie, also known by his middle name, Ken, began his aviation career in the military.  He served six years of active duty in the U.S.M.C. working on AV-8B Harriers at MCAS Yuma, AZ.  Additionally, he served eighteen years in the Air Force Reserve at Westover Air Base in Chicopee, MA working in the structural repair shop for the C5-A/B/M program. 

He has been part of the HPN family since 1999 and an active WAMA member for many years.  Malcolm started his career at Panorama and held positions as a Technician, Shift Lead and Inspector.  In 2005, he transitioned to EJM/NetJets as a Technician, Inspector, SMS and Safety Manager for the HPN facility.  In 2017, he began a new position as Operations Manager for Clay Lacy in Oxford, CT, while still supporting clients at HPN.

Malcolm will serve as Membership Chairman as well as continuing to serve  as the Aviation Maintenance Chair..

Contact: malcolmmackenzie66@outlook.com

Ron Ruocco, Membership 

Currently active as an aviation consultant, Ron recently retired from the Hertz Corporation as the DOM for over two decades.   Ron has worked mostly in the tri state area and in Florida throughout his career to include Avco Lycoming flight test and FBO Maintenance manager, MCA flight department, Sikorsky Aircraft and Knickerbocker Aviation. 

Entering the Aviation industry in 1974 graduated from Wentworth Institute and subsequently acquired an A&P rating and holds multiple pilot ratings.  Ron has been a long-time member of WAMA since 1980.