I Marine Expeditionary Force
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Ready. Engaged. Faithful.
Official U.S. Marine Corps Website

Mission

I MEF provides the Marine Corps a globally responsive, expeditionary, and fully scalable Marine Air-Ground Task Force (MAGTF), capable of generating, deploying, and employing ready forces and formations for crisis response, forward presence, major combat operations, and campaigns. 

 

Operation Firebreak
1st Marine Logistics Group
April 25, 2022 | 5:14
Operation Firebreak
1st Marine Logistics Group
April 25, 2022 | 5:14
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Operation Firebreak
1st Supply Bn Participate In HEAT Trainer
Admiral Aquilino, Welcome to Country
Harrier Sunset
1st Marine Division Colors Rededication Ceremony
1st Supply Bn MCMAP
I MIG: Pride and Purpose
1st Marine Logistics Group Campaign Order LOE:3 Preparing for the Future
1st Marine Logistics Group Campaign Order LOE:2 Operational Level Logistics
1st Marine Logistics Group Campaign Order LOE:1 Warfighting Capability
Humble Beginnings
Brahma Challenge
1st Marine Logistics Group Campaign Order Announcement
Extreme Readiness
Steel Knight 22
Making Martial Arts Instructors
U.S. Marines Conduct External Lift Operations
1st Landing Support Battalion Steel Knight 22
Underwater Egress Trainer
LEON Platoon Conducts Littoral Dive Missions
1st LAR Unitas 2021
3/4 Always Training Always Ready
Resilience Seminar
STRATMOBEX
UNITAS 2021
An EOTG Series: Boat Raid Course
I MIG Marines attend Innovation Bootcamp
Red Patch
13th MEU UET
7th Engineer Support Battalion Squad Competition
7th Engineer Support Battalion Squad Competition
11th Marines FIREX: The King of Battle
Mechanized Raid Course
Recon Ex: Working Hand in Hand
1st Medical Battalion En Route Care
Super Squad 21
1st LSB Conducts Parachute Operations
Why I Reenlisted: Sgt. Asia Schmitz
Chapter 3: Readiness
Covid-19 Q&A with CDR Gilstrap
Career Retention Commanding Generals Delegation of Authority
Introduction to Super Squad 21
Introduction to Super Squad 21
U.S. Marines Conduct Air Delivery Operations
An EOTG Series: TRAP Course
Vaccines Still Prevent The Spread Of COVID-19
Message to the Brigade of Midshipmen from 1st MARDIV
Covid Vaccine and the Second Shot
35XX First-Term Reenlistment Incentives
Range 800 Opening
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U.S. Marine Corps Cpl. Bridget Bastian and Lance Cpl. Jonathan Fer, both combat engineers attached to Task Force Al Asad with Marine Wing Support Squadron (MWSS) 372 ,Special Purpose Marine Air-Ground Task Force-Crisis Response-Central Command, improve force protection measures by laying concertina wire at Al Asad Air Base, Iraq, July 6, 2017. The Marines of the Engineering Detachment work daily on a variety of engineer tasks in support of the master base plan for Task Force Al Asad. Task Force Al Asad’s mission is to advise and assist and build partner capacity with the Iraqi Security Forces in Al Anbar province in support of Combined Joint Task Force-Operation Inherent Resolve, the global coalition to defeat ISIS in Iraq and Syria. (U.S. Marine Corps photo by 1st Lt. Dave Williams) - U.S. Marine Corps Cpl. Bridget Bastian and Lance Cpl. Jonathan Fer, both combat engineers attached to Task Force Al Asad with Marine Wing Support Squadron (MWSS) 372 ,Special Purpose Marine Air-Ground Task Force-Crisis Response-Central Command, improve force protection measures by laying concertina wire at Al Asad Air Base, Iraq, July 6, 2017. The Marines of the Engineering Detachment work daily on a variety of engineer tasks in support of the master base plan for Task Force Al Asad. Task Force Al Asad’s mission is to advise and assist and build partner capacity with the Iraqi Security Forces in Al Anbar province in support of Combined Joint Task Force-Operation Inherent Resolve, the global coalition to defeat ISIS in Iraq and Syria. (U.S. Marine Corps photo by 1st Lt. Dave Williams)

From left to right, Sgt. Michael Roman, Capt. Andres Zuniga, and Cpl. James S. Frost, form the Comptroller Team for the Special Purpose Marine Air-Ground Task Force-Crisis Response-Central Command while deployed to the Middle East, July 25, 2017. Throughout their eight-month deployment, the team identified approximately $800,000 of allocated yet unspent funds which allowed for the purchase of additional products to enhance the command’s ability to react to any mission they may encounter while conducting USCENTCOM’s crisis response mission. - From left to right, Sgt. Michael Roman, Capt. Andres Zuniga, and Cpl. James S. Frost, form the Comptroller Team for the Special Purpose Marine Air-Ground Task Force-Crisis Response-Central Command while deployed to the Middle East, July 25, 2017. Throughout their eight-month deployment, the team identified approximately $800,000 of allocated yet unspent funds which allowed for the purchase of additional products to enhance the command’s ability to react to any mission they may encounter while conducting USCENTCOM’s crisis response mission.

Sulphur dioxide from a fire at the Al-Mishraq sulfur plant travels over Qayyarah Airfield West, Iraq, Oct. 25, 2016. Marines with an Advise and Assist Team with the Special Purpose Marine Air-Ground Task Force-Crisis Response-Central Command were deployed to the area when the fire was burning. The Marines of the A&A Team were able to overcome these conditions and continue operating due to their CBRN training. U.S. Marines receive this training throughout their careers and before deploying in order to effectively respond to an attack and continue accomplishing the mission. - Sulphur dioxide from a fire at the Al-Mishraq sulfur plant travels over Qayyarah Airfield West, Iraq, Oct. 25, 2016. Marines with an Advise and Assist Team with the Special Purpose Marine Air-Ground Task Force-Crisis Response-Central Command were deployed to the area when the fire was burning. The Marines of the A&A Team were able to overcome these conditions and continue operating due to their CBRN training. U.S. Marines receive this training throughout their careers and before deploying in order to effectively respond to an attack and continue accomplishing the mission.

U.S. Marine Maj. Yongjin Chang, the officer in charge of 4th Air Naval Gunfire Liaison Company, Special Purpose Marine Air-Ground Task Force-Crisis Response-Central Command, discusses range boundaries and target sets during a close air support exercise while forward deployed to the Middle East, Dec. 14, 2016. 4th ANGLICO, M Detachment, an all Reserve unit based out of West Palm Beach, Florida, is currently forward deployed in the Middle East with Special Purpose Marine Air-Ground Task Force-Crisis Response-Central Command. M Detachment is comprised of forward observers, radio operators, joint fires observers, artillery officers and a corpsman, all of which play an important role in the SPMAGTF’s crisis response mission. (U.S. Marine Corps photo by Cpl. Shellie Hall) - U.S. Marine Maj. Yongjin Chang, the officer in charge of 4th Air Naval Gunfire Liaison Company, Special Purpose Marine Air-Ground Task Force-Crisis Response-Central Command, discusses range boundaries and target sets during a close air support exercise while forward deployed to the Middle East, Dec. 14, 2016. 4th ANGLICO, M Detachment, an all Reserve unit based out of West Palm Beach, Florida, is currently forward deployed in the Middle East with Special Purpose Marine Air-Ground Task Force-Crisis Response-Central Command. M Detachment is comprised of forward observers, radio operators, joint fires observers, artillery officers and a corpsman, all of which play an important role in the SPMAGTF’s crisis response mission. (U.S. Marine Corps photo by Cpl. Shellie Hall)

U.S. Marine Corps Lance Cpl. Tyler Summ, a fixed wing aircraft mechanic deployed in support of Combined Joint Task Force – Operation Inherent Resolve, assigned to Marine Attack Squadron 231, Special Purpose Marine Air-Ground Task Force-Crisis Response-Central Command, conducts a pre-flight maintenance check, March 2, 2017. SPMAGTF-CR-CC continues its commitment to support OIR and USCENTCOM through employment of kinetic air strike missions, security cooperation and crisis response assets within the region. CJTF-OIR is the global Coalition to defeat ISIS in Iraq and Syria. (U.S. Marine Corps photo by Staff Sgt. Jennifer B. Poole) - U.S. Marine Corps Lance Cpl. Tyler Summ, a fixed wing aircraft mechanic deployed in support of Combined Joint Task Force – Operation Inherent Resolve, assigned to Marine Attack Squadron 231, Special Purpose Marine Air-Ground Task Force-Crisis Response-Central Command, conducts a pre-flight maintenance check, March 2, 2017. SPMAGTF-CR-CC continues its commitment to support OIR and USCENTCOM through employment of kinetic air strike missions, security cooperation and crisis response assets within the region. CJTF-OIR is the global Coalition to defeat ISIS in Iraq and Syria. (U.S. Marine Corps photo by Staff Sgt. Jennifer B. Poole)

I MEF Leaders

George W. Smith Jr.
Commanding General, I Marine Expeditionary Force

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Brig. Gen. Ryan S. “Chick” Rideout
Deputy Commanding General, I Marine Expeditionary Force

Brigadier General Rideout assumed duties as Deputy Commanding General, I Marine Expeditionary Force in July 2021. His previous assignment was serving as Director, Military Advisor Group, Combined Joint Task Force - Operation INHERENT RESOLVE based in Baghdad, Iraq from June of 2020 to June 2021. Fleet Marine Force assignments include: Commanding

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Colonel Brian Rideout
Chief of Staff, I Marine Expeditionary Force

Colonel Rideout holds a baccalaureate degree in Psychology from Ohio Wesleyan University, a Master of Science in Information Technology Management from the Naval Postgraduate School, a Master of Military Studies from Marine Corps University and a Master of Arts in National Security and Strategic Studies from the Naval War College.  He is a graduate

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CMDCM(FMF/SW/AW/IW) Toby A. Ruiz
Command Master Chief

 Though a native of Montebello, California, Master Chief Ruiz calls Monte Vista, Colorado home.  He enlisted in the Navy in March 1991, reported to basic training at RTC Great Lakes, Illinois and completed Signalman “A” School at NTC Orlando, Florida.  After serving two tours as a collateral-duty Command Career Counselor in 2000 and 2003, he became

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I Marine Expeditionary Force