VMX-1
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Marine Operational Test & Evaluation Squadron 1
Yuma, AZ and New River, NC

VMX-1 Command Element

Colonel Byron D. Sullivan
VMX-1 Commanding Officer

Colonel Byron D. Sullivan was commissioned via the Platoon Leaders Course in 1996 after graduating from East Carolina University where he earned a BS in Marketing. He was designated a Naval Aviator in January 2000 and was assigned to VFA-125, NAS Lemoore, CA for conversion training in the F/A-18 Hornet.In January 2001, Col Sullivan reported to

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Major Michael A. Bebow
VMX-1 Executive Officer

Major Bebow is a native of Michigan.  He enlisted in the Marine Corps in 2005 and graduated from Basic Training in September of the same year.  PFC Bebow reported to Marine Wing Support Squadron 471, Detachment Bravo, as a Heavy Equipment Operator.  During his four years at Marine Wing Support Squadron 471, he reached the rank of Corporal.In 2008,

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Sergeant Major Frank M. Gratacos Jr.
VMX-1 Sergeant Major

Sergeant Major Frank M. Gratacos Jr. enlisted in the Marine Corps in1993. He later graduated from Fall Mountain Regional High School in Langdon, NH and reported to Boot Camp at Marine Corps Recruit Depot (MCRD) Parris Island, SC in July of 1994. He graduated as a Honorman and was meritoriously promoted to the rank of Private First Class.Following

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Lieutenant Colonel Robert F. Guyette
VMX-1 Chief Operational Test Director (COTD)

Lieutenant Colonel Guyette was commissioned from the United States Naval Academy in May 2004 with a Bachelor of Science Degree in Aerospace Engineering. He reported to Naval Air Station Pensacola, FL in 2005 to fly T-34Cs with the VT-6 Shooters at Naval Air Station, Whiting Field, FL, then T-45As with the VT-22 Golden Eagles at Naval Air Station,

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Contact Us

Marine Operational Test &
Evaluation Squadron 1

PO Box 99280
Marine Corps Air Station Yuma
Yuma, Arizona 85369-9280

Yuma Commercial: (928) 269-6795
Yuma Commercial Cell: (928) 941-7616

Marine Operational Test &
Evaluation Squadron 1

PSC Box 21037, Marine Corps Air Station
Jacksonville, North Carolina 28545

New River Commercial: (910) 449-4046
New River Commercial Cell: (910) 797-4169

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