Team Members: Officers

#1 Lt. Col. Kevin Walsh

Commander/Leader

Lt. Col. Kevin Walsh is the Commander/Leader of the U.S. Air Force Air Demonstration Squadron. In addition to flying the No. 1 jet, and leading all air demonstrations, he commands the 130 person squadron. He entered the Air Force in 2002 as a graduate of the U.S. Air Force Academy in Colorado Springs, Colo. Throughout high school and college he played ice hockey, lacrosse and ran cross country. Before joining the team, Walsh was an instructor at the European F-16 Weapons School, Leeuwarden Air Base, Netherlands. He is a graduate of the USAF Weapons School and has logged more than 2,600 hours of flight time with more than 500 hours of combat pilot experience. Walsh is in his third season with the team and hails from Long Island, N.Y.

#2 Capt. Will Graeff

Left Wing

Capt. Will Graeff is the Left Wing Pilot for the U.S. Air Force Air Demonstration Squadron, flying the No. 2 jet. He earned his commission in 2008 as a graduate of the University of Florida’s Air Force Reserve Officer Training Corps program. In school, he enjoyed playing intramural sports, outdoor activities including snowboarding, hiking, water sports, and travelling around the world. Before joining the team, Graeff was a T-38C instructor for Introduction to Fighter Fundamentals. Prior to his time in the T-38, Graeff was an F-15E pilot and Chief of Advanced Programs for the 492d Fighter Squadron, RAF Lakenheath, England. He has logged more than 1,400 flight hours as an Air Force pilot, with more than 200 hours of combat experience. Graeff is in his first season with the team and hails from Seminole, Fla.

#3 Maj. Nate Hofmann

Right Wing

Maj. Nathaniel Hofmann is the Right Wing Pilot for the U.S. Air Force Air Demonstration Squadron, flying the No. 3 jet. He earned his commission through the Air Force ROTC program and graduated from the University of Illinois in Champaign-Urbana in 2005. As a student, he participated in football, basketball, golf and track and field. Initially, Hofmann was a communications officer for the Air Force prior to attending undergraduate pilot training in 2010. Before joining the team, Hofmann served as an F-16 Instructor Pilot and Flight Commander at Shaw Air Force Base, S.C. He has logged more than 1,500 hours as an Air Force pilot in the F-16, T-38 and T-6A aircraft, with nearly 350 hours of combat experience. Hofmann is in his second season with the team and hails from Rockford, Ill.

#4 Maj. Nick Krajicek

Slot

Maj. Nick Krajicek is the Slot Pilot for the U.S. Air Force Air Demonstration Squadron, flying the No. 4 jet. He initially enlisted in the Army as an infantry soldier. After attending warrant officer school he flew UH-60 Blackhawk helicopters as a Medevac pilot. Earning his degree from the University of Nebraska, he went on to commission into the Air Force in 2004 through the Officer Training School. Before returning to the team, Krajicek served as a student in the Combat Air Forces Fellowship at Joint Base Pearl Harbor-Hickam, Hawaii. He has logged more than 4,200 hours as a military pilot, with more than 2,100 hours in the F-16 and over 650 hours of combat experience. Krajicek is in his third season with the team and hails from West Point, Neb.

#5 Maj. Whit Collins

Lead Solo

Maj. Whit Collins is the Lead Solo Pilot for the U.S. Air Force Air Demonstration Squadron, flying the No. 5 jet. He earned his commission in 2006 as a graduate of The Citadel’s Air Force ROTC program. While studying Computer Science, he enjoyed playing intramural soccer and was president of the school’s aviation club. He is also an avid kite boarder, enjoys snowboarding and playing guitar. Before joining the Thunderbirds, Collins served as an F-16 Operational Test and Evaluation Instructor Pilot at Eglin AFB, Fla. He has logged more than 1,500 flight hours as an Air Force pilot, with more than 150 combat hours. Collins is in his second season with the team and hails from Warner Robins, Ga.

#6 Maj. Matt Kimmel

Opposing Solo

Maj. Matt Kimmel is the Opposing Solo Pilot for the U.S. Air Force Air Demonstration Squadron, flying the No. 6 jet. He earned his commission in 2008 as a graduate of the University of Southern California’s Air Force ROTC program. Growing up in northern California, he enjoyed motocross, snowboarding, and tennis. Before joining the Thunderbirds, Kimmel served as an F-16 Evaluator Pilot at Shaw AFB, S.C. He has logged more than 1,700 flight hours as an Air Force pilot, with more than 715 combat hours. Maj. Kimmel is in his first season with the team and hails from Vacaville, Calif.

#7 Maj. Eric Gorney

Operations Officer

Maj. Eric Gorney is the Operations Officer for the U.S. Air Force Air Demonstration Squadron, flying the No. 7 jet. He entered the Air Force in 2004 as a graduate of the U.S. Air Force Academy in Colorado Springs, Colo. He enjoys spending time with his family. Gorney has served as an F-16 Instructor and Evaluator Pilot at Luke AFB, Ariz. and Shaw AFB, S.C. Before joining the Thunderbirds, Gorney completed a fellowship at Headquarters, Pacific Air Forces and the Asia Pacific Center for Security Studies, Honolulu, Hawaii, where he also served in the 613th Air Operations Center. He has flown missions in Iraq and Libya with more than 240 hours of combat experience in the F-16. This is Gorney’s first year on the team and he hails from Saginaw, Mich.

#8 Maj. Branden Felker

Advance Pilot/Narrator

Maj. Branden Felker is the Advance Pilot and Narrator for the U.S. Air Force Air Demonstration Squadron, flying the No. 8 jet. He earned his commission in 2006 as a graduate of the U.S. Air Force Academy in Colorado Springs, Colo. Maj. Felker wrestled in both high school and college and was a three time national champion while a member of the Academy's parachute team, the Wings of Blue. Before joining the Thunderbirds, he flew F-16s as MiG-1 with the 64th Aggressor Squadron at Nellis AFB, Nev. He has accumulated over 2,000 hours of military flight time in the F-16 and T-38 including assignments with N.A.T.O. and the U.S. Air Force Reserves. Maj. Felker is in his first year on the team and hails from Irvine, Calif.

#9 Maj. (Dr.) Glen Goncharow

Flight Surgeon

Maj. (Dr.) Glen Goncharow is the Flight Surgeon for the U.S. Air Force Air Demonstration Squadron. He provides medical care for more than 120 squadron members and their families. He earned his undergraduate degree from Emory University in 2007, entered the Air Force in 2008 through the Health Professions Scholarship Program and received his medical degree from Lincoln Memorial University in 2012. He is an Eagle Scout and avid outdoorsman. In school, he played basketball, lacrosse, and soccer. Before joining the team, he served as Flight Commander for the 4th Aerospace Medical Operations, and Flight Surgeon for the 333rd and 336th Expeditionary Fighter Squadrons at Seymour Johnson Air Force Base, N.C. He has logged more than 500 flight hours in seven different aircraft, with more than 170 combat hours. Maj. Goncharow is in his second season with the team and hails from Greensboro, N.C.

#10 Capt. Lauren Venturini

Executive Officer

Capt. Lauren Venturini is the Executive Officer for the U.S. Air Force Air Demonstration Squadron. She leads an executive support staff responsible for Thunderbirds' cyber/knowledge operations, budget, training and force support actions for the Commander/Leader. Venturini earned her commission in 2012 as a graduate of Baylor University's Air Force ROTC program. Throughout high school and college, she played basketball, soccer, volleyball, lacrosse, and ran on the cross-country and track teams. She is an avid hiker and enjoys snowboarding. Before joining the Thunderbirds, Venturini was the Mission Support Flight Commander for the 704th Munitions Support Squadron at Ghedi AB, Italy. Venturini is in her first season with the team and hails from Grand Rapids, Mich.

#11 Capt. Kassandra Mangosing

Maintenance Officer

 

Capt. Kassandra 11-Capt-Mangosing is the Maintenance Officer for the U.S. Air Force Air Demonstration Squadron.  She is responsible for 90 personnel and the associated maintenance of 11 Block 52 F-16 aircraft. Mangosing entered the Air Force in 2010 after graduating from Stanford University. While attending Stanford, she studied abroad in Beijing, China, sang in an a cappella group, played sports, and worked as a campus tour guide.  Before joining the team, she was selected for a career broadening tour in Air Force acquisitions and served as a Program Manager at the Air Force Nuclear Weapons Center at Kirtland Air Force Base, NM.  She is in her first season with the team and hails from Aviano Air Base, Italy.

#12 Maj. Ray Geoffroy

Public Affairs Officer

Maj. Ray Geoffroy is the Public Affairs Officer for the U.S. Air Force Air Demonstration Squadron. He is responsible for the team's marketing, recruiting and publicity programs. Geoffroy earned his commission in 2007 through Air Force ROTC at the University of Massachusetts where he studied Political Science.  In school, he was actively involved in theater, chorus and audio-visual activities. His hobbies include photography, hiking, and distance running. Geoffroy has led PA teams in various locations including Afghanistan and Japan. Before joining the team, he was the Chief of Operations and Executive Officer for Headquarters, Pacific Air Force’s Public Affairs, Joint Base Pearl Harbor-Hickam, Hawaii. Geoffroy is in his first season with the team and hails from Amherst, MA.