What Military Sealift Command does

Military Sealift Command (MSC) is a component of the United States Navy, established as the Department of Defense's designated provider of ocean transportation. It operates approximately 110 non-combatant, civilian-crewed vessels delivering three core logistics capabilities: underway replenishment (vertical and horizontal transfer of fuel, food, equipment, and ammunition to Navy ships at sea), strategic sealift (rapid movement of military cargo to deployed forces), and combat cargo prepositioning (forward-positioned supplies at sea for accelerated response). The fleet spans multiple ship classes — including the fast-transport Expeditionary Fast Transport (EPF) hulls T-EPF 5 through T-EPF 14, fleet replenishment oilers (T-AO), dry cargo (T-AKE), submarine tenders (T-AS), and others — each staffed by federal civilian mariners (CIVMARs) organized into Deck, Engine, Culinary, Communications, Logistics, and Medical departments.

MSC's business model is government appropriations-based, not commercial. It is funded through the DoD budget and Congressional allocations; there is no external revenue, no pricing model in a commercial sense, and no GTM motion. Compensation for CIVMARs follows federal civilian pay schedules, with base pay scaled to ship size, automation level, and role, plus premium and bonus pay (e.g., First Assistant Engineer at $270,288 + $56,367 bonus; Able Seaman at $119,181 + $64,535 bonus). Customers are entirely within the U.S. government — primarily the U.S. Navy battle groups and carrier strike groups, the broader DoD joint force, deployed U.S. forces, and coalition partners — supported 24/7/365 worldwide.

Supporting infrastructure includes three U.S. training centers (Fort Eustis, San Diego, and Freehold/Training Center Hampton Roads), a 24/7 CIVMAR Support Center in Norfolk, and structured career-development programs including the Mariner Advancement Program (MAP), Surface Rescue Swimmer training, leadership development pathways (ELDP/ELP/EPP), and a Resiliency and Health Promotion program. Outreach to prospective mariners is conducted through career fairs, virtual hiring events, and the sealiftcommand.com portal.

Name

Military Sealift Command

Legal name

Military Sealift Command

Website

https://sealiftcommand.com

Company type

Private

Founded year

1949

Operating status

Operating

Headcount range

5,001–10,000 employees

Short description

Military Sealift Command is the U.S. Navy's designated provider of ocean transportation to the Department of Defense, operating approximately 110 civilian-crewed non-combatant ships delivering underway replenishment, strategic sealift, and combat cargo prepositioning worldwide for U.S. Navy and joint force customers.

Ownership category

akta.pro rank

Product category

Naval Logistics Services

NAICS

Support Activities for Water Transportation (4883)

SIC

Water Transportation (4400)

akta.pro primary industry

Combat & Auxiliary Naval Vessel Systems (IMABAKAA)

Keywords

• Naval sealift services
• Ocean transportation logistics
• Underway replenishment operations
• Strategic sealift capabilities
• Combat cargo prepositioning

Headquarters

HQ city

Norfolk

HQ country

United States

HQ region

North America

Offices5 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Infrastructure, Technology or R&D, Supply Chain

Revenue model

1. Government Defense Funding: Military Sealift Command is a U.S. Navy component funded through Department of Defense appropriations. As a government agency, it receives federal budget allocations rather than generating commercial revenue.

Pricing tiers

Distribution channels1 record

Marketing channels6 records

Core offering

Military Sealift Command operates approximately 110 non-combatant, civilian-crewed ships that provide ocean transportation to the U.S. Department of Defense. The command replenishes U.S. Navy ships at sea, conducts specialized missions, strategically prepositions combat cargo worldwide, and moves military cargo and supplies for deployed U.S. forces and coalition partners.

Product overview

Military Sealift Command (MSC) is a U.S. Navy organization that operates approximately 110 non-combatant, civilian-crewed ships providing ocean transportation to the Department of Defense. The organization delivers a portfolio of services including ocean transportation, underway replenishment, and strategic sealift. MSC offers specialized capabilities such as the Expeditionary Fast Transport (EPF) ship class for rapid military equipment and personnel transport, Surface Rescue Swimmer operations, and the Mariner Advancement Program for civilian mariner career development. The command also provides support services through its 24/7 CIVMAR Support Center and wellness programs for employees. These offerings work together to fulfill MSC's mission of on-time logistics, strategic sealift, and specialized missions anywhere in the world under any condition, 24/7, 365 days a year.

Differentiator

Problem solved

Functional benefit

Products and services

• Ocean Transportation Services

Named customers4 records

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Scale indicators2 records

Recent moves6 records

Expansion highlights5 records

Broad incumbents

• Crowley Maritime Corporation: Privately-held U.S. maritime, energy, and logistics solutions company with significant DoD contracts and government services exposure. Comparable as a commercial maritime operator providing ocean transportation, ship management, and government logistics services.
• Kirby Corporation: Largest U.S. inland marine transportation operator with ocean-going barge fleet and government services exposure. Comparable as a commercial marine operator with DoD logistics overlap via inland and offshore vessel operations.
• TOTE Maritime: Major U.S. Jones Act ocean carrier and DoD contractor operating RO/RO vessels under the Voluntary Intermodal Sealift Agreement (VISA). Operates in the same sealift sector and serves as a commercial partner that DoD activates during contingencies.
• Matson Navigation: Major U.S.-flag ocean carrier providing trans-Pacific and intra-Pacific logistics services. Operates Jones Act vessels and has served DoD surge sealift missions, comparable as a commercial U.S.-flag ocean transportation provider with defense exposure.
• General Dynamics NASSCO: Premier U.S. shipbuilder constructing auxiliary and support vessels for the U.S. Navy, including T-AO and EPF-type platforms. Directly comparable as the primary builder of new MSC fleet vessels and a strategic supplier to MSC's mission.

Direct peers

• Royal Fleet Auxiliary (UK): The Royal Navy's civilian-crewed auxiliary fleet providing logistical and operational support to RN warships worldwide. Most direct international functional analog to MSC, operating under similar civil service mariner model for naval replenishment and sealift.
• Military Surface Deployment and Distribution Command (SDDC): U.S. Army component of USTRANSCOM responsible for surface deployment and distribution of military cargo. Comparable as a sister DoD command providing strategic mobility and logistics services, with overlapping cargo transportation missions.
• U.S. Transportation Command (USTRANSCOM): The unified combatant command responsible for global air, land, and sea transportation for the DoD. MSC operates as a sub-component under USTRANSCOM's oversight for sealift, making them the most directly comparable counterpart in the defense logistics ecosystem.
• Canadian Armed Forces - Royal Canadian Navy Fleet Services: Canada's naval auxiliary support organization providing replenishment and sealift to the Royal Canadian Navy. Comparable as a Five Eyes allied counterpart providing similar non-combatant naval logistics services.

Emerging players

• Military Sealift Command (peer-as-commercial equivalent: Vigor Industrial): Major U.S. shipyard operator providing shipbuilding, conversion, and repair services for government and commercial vessels. Comparable as a key vendor that builds, maintains, and modernizes MSC's auxiliary fleet.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks5 records

Key highlights6 records

Customer concentration

• Xx.com/mscsealift
• Facebookfacebook.com/MSCdelivers
• LinkedInlinkedin.com/company/military-sealift-command

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

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M&A

Investments

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Frequently asked questions about Military Sealift Command