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4th Marine Division

U.S. Marine Corps Forces Reserve

MCSF New Orleans, La.
Leaders

Commanding Officer, 1st Battalion, 23rd Marines
Lieutenant Colonel Joseph V Orsi III
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Sergeant Major, 1st Battalion, 23rd Marines
Sergeant Major Michael J. Sanderson
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Contact Information
  • 4th MARDIV Home
  • Subordinate Units
  • 4th Assault Amphibian Battalion
  • Company A
  • Company A(-)
  • Det Company A
  • Company B
  • Company B(-)
  • 3rd Platoon
  • Headquarters & Service Company(-)
  • 4th Combat Engineer Battalion
  • Company A
  • Det Company A
  • Company B
  • Company C
  • Company D
  • Engineer Support Company
  • Headquarters & Service Company
  • Det. Headquarters & Service Co.
  • 4th Light Armored Reconaissance Bn
  • Company A
  • Company B
  • Company C
  • Company D
  • Company E
  • Company F
  • Headquarters and Service Company
  • Det. HQSVC Co.
  • HQSVC Co.(-)
  • 4th Reconnaissance Battalion
  • Company B
  • Company C
  • Company D
  • Company E
  • Headquarters & Service Company
  • 4th Tank Battalion
  • Company A
  • Company B
  • Company C
  • Company D
  • Company E
  • Company F
  • Headquarters & Service Company
  • Det. HQSVC Co.
  • HQSVC Co.(-)
  • 14th Marine Regiment
  • 2nd Battalion
  • Battery D
  • Battery F
  • Battery K
  • Headquarters Battery
  • 3rd Battalion
  • Battery G
  • Battery H
  • Battery I
  • Headquarters Battery
  • 5th Battalion
  • Battery M
  • Battery N
  • Battery O
  • Battery P
  • Battery Q
  • Headquarters Battery
  • Det. Headquarters Battery
  • Headquarters Battery
  • Det. Headquarters Battery
  • 23rd Marine Regiment
  • 1st Battalion
  • Company A
  • Company B
  • Company C(-)
  • Det. Co. C
  • Headquarters & Service Company
  • TOW Section
  • Weapons Company(-)
  • 2nd Battalion
  • Company E
  • Company F(-)
  • Det. Company F
  • Company G
  • Headquarters & Service Company
  • Det. HQSVC Co.
  • TOW Section
  • Weapons Company(-)
  • 2nd Battalion, 24th Marines
  • Company E(-)
  • Company F
  • Company G
  • Headquarters & Service Company
  • TOW Section
  • Weapons Company(-)
  • 3rd Battalion
  • Company I
  • Det. Co. I
  • Company K
  • Company L
  • Det. Company L
  • Headquarters & Service Company
  • TOW Section
  • Weapons Company(-)
  • DS TM
  • Headquarters Company
  • 24th Marine Regiment
  • 1st Battalion
  • Company A
  • Company B
  • Company C
  • Headquarters & Service Company
  • TOW Section
  • Weapons Company(-)
  • 3rd Battalion
  • Company I
  • Company K
  • Company K(-)
  • Company L
  • Headquarters & Service Company
  • TOW Section
  • Weapons Company(-)
  • Headquarters Company
  • 25th Marine Regiment
  • 1st Battalion
  • Company A
  • Company A(-)
  • Company B
  • Company C
  • Headquarters & Service Company
  • Det. HQSVC Co.
  • TOW Section
  • Weapons Company(-)
  • 2nd Battalion
  • Company E
  • Company F
  • Company G
  • Headquarters & Service Company
  • TOW Section
  • Weapons Company(-)
  • 3rd Battalion
  • Company I
  • Company K
  • Company L
  • Headquarters & Service Company
  • TOW Section
  • Weapons Company(-)
  • Headquarters Company
  • Truck Company(-)
  • 1st & 2nd Platoons
  • Anti-Terrorism Battalion
  • Company A
  • Company B
  • 3rd Platoon
  • Company B(-)
  • Company C
  • Company D
  • 2nd & 3rd Platoons
  • Company D(-)
  • Company E
  • 2nd & 3rd Platoons
  • Company E(-)
  • Company F
  • 2nd & 3rd Platoons
  • Company F(-)
  • Headquarters & Service Company
  • Machine Gun Platoon Support Co.
  • Scout-Sniper Platoon Support Co.
  • Support Company(-)
  • Headquarters Battalion
  • Comm Company
  • Det. 1, Comm Co.
  • Comm. Co.(-)
  • Headquarters & Service Company(-)
  • 3rd Force Reconnaissance Company
  • 4th Force Reconnaissance Company
  • Det. Headquarters and Service Co.
  • Anti-Tank Training Company