Geraldi assumes command of the Afghanistan District

Members of the Afghanistan District watch as Colonel Mark Geraldi bids farewell to Colonel Chris Becking as he completes his tour as the outgoing commander.

Members of the Afghanistan District watch as Colonel Mark Geraldi bids farewell to Colonel Chris Becking as he completes his tour as the outgoing commander.

The Afghanistan District Leadership consists of, from left, Lieutenant Colonel Paul Sipe, Deputy Commanding Officer, Sergeant Major Master Sergeant Nathan Marshall, Senior Enlisted Leader, Colonel Mark Geraldi, Commander, and USACE Civilian Bryton Johnson, Deputy Program Manager.

The Afghanistan District Leadership consists of, from left, Lieutenant Colonel Paul Sipe, Deputy Commanding Officer, Sergeant Major Master Sergeant Nathan Marshall, Senior Enlisted Leader, Colonel Mark Geraldi, Commander, and USACE Civilian Bryton Johnson, Deputy Program Manager.

Colonel Mark A. Geraldi assumes command of the Afghanistan District, Transatlantic Division during a Change of Command at Bagram Airfield on July 25.

Colonel Mark A. Geraldi assumes command of the Afghanistan District, Transatlantic Division during a Change of Command at Bagram Airfield on July 25.

Colonel Mark A. Geraldi was welcomed as the Commanding Officer of the Afghanistan District, Transatlantic Division July 25, 2020 at Bagram Airfield, Afghanistan.

Geraldi assumed the duties from outgoing Commander Colonel John C. (Chris) Becking who begins a new Army adventure at the War College in Pennsylvania.

 “These are difficult times and a bright moment for me daily, was witnessing the great work and enthusiasm from each of our district members,” said Becking.

In his final words to the team Becking said he was proud to serve as commander, being part of the making of a profound improvement in Afghanistan.

Colonel Geraldi just wrapped up a three-year tour as the USACE Seattle District Commander.

 “I am keenly aware that the center of gravity of any district, is its People,” said Geraldi. That is especially true here, where you make up a tremendous Team of Teams from across the depth and breadth of the Corps to deliver a complex program under the most challenging conditions.”

Geraldi has served in a variety of command and staff assignments to include serving as the U. S. Training and Doctrine Command Capabilities Manager-Maneuver Support (TCM-MS) for the Maneuver Support Center of Excellence at Fort Leonard Wood, Missouri.

Other noteworthy assignments were as Platoon Leader and Executive Officer in the 8th Engineer Battalion, Fort Hood, Texas; Brigade Engineer and Company Commander in the 326th Engineer Battalion (Air Assault), Fort Campbell, Kentucky; Chief of Operations for Gulf Region Southern District, U. S. Army Corps of Engineers, Iraq; Battalion Operations Officer (S-3) in the 37th Engineer Battalion (Airborne), Fort Bragg, North Carolina.

Geraldi has had his boots on the ground in theater when he commanded the 8th Engineer Battalion and Task Force Trojan Horse, responsible for all route clearance, Afghan National Army engineer partnership, and vertical/horizontal construction throughout Logar, Wardak, Ghazni, Paktya, and Paktika Provinces, Afghanistan.

He was commissioned in the U. S. Army Corps of Engineers in May 1993 as an ROTC distinguished Military Graduate from Rensselaer Polytechnic Institute. He earned a Bachelor of Science Degree in Civil Engineering from Rensselaer Polytechnic Institute, Troy, New York, and a Master of Science Degree in Engineering Management from the University of Missouri in Rolla, Missouri.

The Afghanistan District is poised to continue Delivering the Program, Strengthening the Foundation, and Achieving the Vision under the command of Colonel Mark Geraldi.


The U.S. Army Corps of Engineers Transatlantic Division serves as USACE’s tip of the spear in one of the most dynamic construction environments in the world, STRENGTHENING PARTNERSHIPS, BUILDING CAPACITY, and ENHANCING SECURITY for our nation, allies, and partners. 

We deliver agile, responsive, and innovative, design, construction, engineering and contingency solutions in support of U.S. Central Command, U.S. Special Operations Command and other global partners to advance national security interests.

Transatlantic Division News

  • April

    Building Resilience and Respect: USACE’s Role in Sustaining Military Capacity at Camp Buehring During Ramadan

    Strategic Infrastructure is crucial for sustaining military capability, and the U.S. Army Corps of Engineers plays a vital role in ensuring its effectiveness. As a part of monthly rotational site visit engagements, U.S. Army Col. Mohammed Z. Rahman, USACE Transatlantic Expeditionary District commander, along with a team of district engineers and the district Safety chief, traveled to Camp Buehring, Kuwait, to review two key projects: the Tactical Equipment Maintenance Facility and the Udairi Landing Zone Transition Repair projects. These engagements exemplify USACE's commitment to operational excellence and project oversight.
  • USACE Strengthens Partnership for Global Infrastructure in Kuwait

    In a significant meeting held on March 17, at the U.S. Embassy in Kuwait, U.S. Army Col. Mohammed Z. Rahman, U.S. Army Corps of Engineers Transatlantic Expeditionary District commander, and Viet Nguyen, Expeditionary District deputy district engineer, engaged in strategic discussions with The U.S. Ambassador and the Economic Counselor from the American Embassy in Kuwait. The engagement centered around enhancing the role of USACE in the context of the Partnership for Global Infrastructure and Investment, PGII, and its implications for U.S. and allied economic and national security interests.
  • March

    USACE Transatlantic Division employee embarks on Army Coaching Program journey

    A U.S. Army Corps of Engineers Transatlantic Division employee is undertaking an intense talent management program in order to help fellow employees in their careers; the first employee in the organization to do so.
  • February

    USACE Transatlantic Division: Setting Extraordinary Standards as ‘Partner of Choice’ in CENTCOM AOR

    The U.S. Army Corps of Engineers Transatlantic Division stands as a pivotal force in the U.S. Central Command’s area of responsibility. Since the 1950s, the Division has actively shaped the landscape of engineering, design, and construction across the Middle East. Transforming from its initial focus on basic military construction, the Division now leads sophisticated, large-scale infrastructure projects, demonstrating a deep commitment to building capacity and enhancing security in the region. By setting and consistently upholding extraordinary operational standards, it has established itself as the ‘partner of choice.’
  • January

    U.S. Army Corps of Engineers Transatlantic Division Commander Promoted to Brigadier General

    Col. William C. Hannan, Jr., U.S. Army Corps of Engineers Transatlantic Division commander, was promoted to the rank of Brigadier General during a ceremony here Jan. 16.
  • October

    On Solid Ground: Army Values are the Foundation of USACE Transatlantic Division’s Mission

    With a history of more than 70 years in the region, the Transatlantic Division oversees more than $5 billion in projects including military construction programs, force protection innovations, and security cooperation initiatives, strengthening Army readiness, enhancing vital infrastructure, and deepening global partnerships. Each action reinforces the Army's unwavering commitment to its service members and global partners.
  • USACE Innovation: The Key to 'Building Strong' in the CENTCOM AOR

    For the U.S. Army Corps of Engineers Transatlantic Division, innovation is the essential energy that drives success. From the initial development phase of a project, through the design and construction, and well into the operational phase, innovation drives the relentless pursuit of excellence, supporting sustainable strategies and fostering the development of long-lasting, reliable solutions.
  • September

    USACE Transatlantic Division supports Typhoon Mawar disaster relief

    A staff member assigned to U.S. Army Corps of Engineers Transatlantic Division was activated and sent to Guam from June until July to assist FEMA, federal partners and territorial officials’ response to the typhoon which caused significant impacts to essential services throughout portions of the Commonwealth of the Northern Mariana Islands and Guam, including water, energy and transportation.
  • ‘Go Army, Beat Navy’: A Time-honored Rivalry Transformed into Integrated Partnership in Bahrain

    In a series of key leader engagements, U.S. Army Col. William C. Hannan, Jr., Army Corps of Engineers Transatlantic Division commander, visited Bahrain on Sept. 11, to fortify the already strong inter-service partnerships with the Naval Forces Central Command and Naval Support Activity Bahrain.
  • August

    U.S. Army Corps of Engineers Transatlantic Division participates in Eagle Resolve 2023

    Two staff members assigned U.S. Army Corps of Engineers Transatlantic Division traveled to the Kingdom of Saudi Arabia, May 21- 25, 2023 to participate in Eagle Resolve 2023, a Combined Joint All-Domain exercise which improves interoperability on land, in the air, at sea, in space, and in cyberspace with the U.S. military and partner nations, enhances the ability to respond to contingencies, and underscores USCENTCOM's commitment to the Middle East.