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Marines


5th Battalion, 14th Marine Regiment

FOURTH MARDIV LOGO
4th Marine Division
Marine Corps Forces Reserve

Bldg. 14, 800 Seal Beach Blvd. 
Seal Beach, CA. 90740 

Duty Phone
(504) 884-3102

Lieutenant Colonel Alexander R. Diener

Commanding Officer

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Official Photo

Sergeant Major Eric P. Ouellette

Command Senior Enlisted Leader

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Lieutenant Colonel Eric E. Kim

Inspector Instructor

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Sergeant Major Levi Lazaro

Inspector-Instructor Command Senior Enlisted Leader

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Inspector-Instructor Command Senior Enlisted Leader Office: 562-626-6169

Inspector-Instructor Unit Senior Enlisted Leader Office: (562)626-6182

Administration Chief/SNCOIC Office: 562-626-6191

Sponsorship POC email is SMB_5_14_Sponsors@usmc.mil

 



news  /  PHOTOS  /  VIDEOS
U.S. Marine Corps Sgt. Maj. Scott A. Johnson (left) relinquishes his duties as sergeant major of 5th Battalion, 14th Marine Regiment, 4th Marine Division, to Sgt. Maj. Eric P. Ouellette (right) during a relief and appointment ceremony at Seal Beach, California, March 22, 2026. The relief and appointment ceremony is a time-honored tradition that formally signifies the transfer of responsibility, authority, and accountability between senior enlisted leaders. (Courtesy Asset)
U.S. Marine Corps Sgt. Karlo Lansangan, left, a field artillery cannoneer with 5th Battalion, 14th Marine Regiment, 4th Marine Division, and Cpl. Mazen Mohamed, an assault amphibious crew member with 3rd Assault Amphibian Battalion, 1st Marine Division, participate in a Marine Corps Martial Arts Program grappling session for a Martial Arts Instructor Course at Marine Corps Base Camp Pendleton, Calif., April 3, 2026. The MAIC provides the skills necessary to effectively teach and lead MCMAP classes, including advanced techniques, teaching methodologies, leadership training and safety protocols. (U.S. Marine Corps photo by Cpl. Jacqueline Akamelu)
An American flag is displayed along with two M777A2 Howitzers during the Hot Rods N’ Heroes Car Show at Huntington Beach, California, March 29, 2026. The Hot Rods N’ Heroes Car Show displays Southern California’s car culture by showcasing hot rods, classic cars, vintage cars, and many more alongside law enforcement, fire, and military vehicles and assets to create a unique experience for car show attendees. (U.S. Marine Corps photo by Lance Cpl. Dylan Jameson)
U.S. Marines with 14th Marine Regiment, 4th Marine Division, Marine Forces Reserve, conduct a regimental fire exercise across the United States, June 4-11, 2025. FIREX is a regiment level exercise designed to increase mission capabilities and enhance operational readiness. (U.S. Marine Corps video by Cpl. Kanoa Thomas)

 



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