Marauder

About

About Marauder

Marauder accommodates four 40-foot or eight 20-foot ISO containers on a 180-foot autonomous surface vessel. Saronic designed the open payload arrangement for logistics and at-sea deployment of modular equipment, with capacity up to 150 metric tonnes. Its published range is 5,400 nautical miles at a 25-tonne base load or 4,100 nautical miles at maximum load.

Mission-level autonomy and browser-based control support remote fleet coordination. Multichannel communications link the vessel with crewed and uncrewed assets, with optional configurations for contested environments. The company lists a 12-knot cruise and sprint speed above 25 knots; load and mission configuration shape the operating profile.

Capabilities

Source-backed capabilities

  • Capability areas: Autonomous navigation
  • Workflows: Autonomous Surface Vessel, Maritime USV
  • Operating environments: Defence operational environment
  • Deployment model: Defence-operated large USV intended for autonomous maritime missions at larger vessel scale.
  • Autonomous surface transit

    Demonstrated - 2026-05-29 - Saronic launched its first Marauder medium unmanned surface vessel and began on-water trials at its Franklin, Louisiana shipyard.

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  • Autonomous surface transit

    Claimed - Marauder supports autonomous surface transit.

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Operations

  • Reported Output

    1 Marauder hull flipped - 2025-12-19 - Franklin shipyard - autonomous-vessel production - Saronic completed the hull flip of its first Marauder vessel at the Franklin, Louisiana shipyard.

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  • Reported Output

    2 Marauder vessels in production sequence - 2025-12-19 - Franklin shipyard - autonomous-vessel production - Saronic said a second Marauder vessel was already in production after the first Marauder hull flip.

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  • Factory Floor Area

    more than 300,000 square feet - 2025-12-03 - Franklin shipyard - autonomous-vessel manufacturing - Saronic said its Louisiana shipyard expansion would add more than 300,000 square feet of production capacity for autonomous vessels.

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  • Production Setup

    first keel laid - 2025-08-26 - Louisiana shipyard - shipyard production - Saronic laid the keel for its first 150-foot Marauder autonomous vessel at its Louisiana shipyard.

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Timeline

  • Saronic launches first Marauder medium unmanned surface vessel into on-water trials

    2026-05-29 - Product Launch - Saronic launched its first Marauder medium unmanned surface vessel and began on-water trials at its Franklin, Louisiana shipyard. The first Marauder hull moved from initial design to water trials in under a year, supporting Saronic's integrated design, manufacturing, and autonomy-development model. Marauder is designed for long-range unmanned surface missions including logistics, maritime domain awareness, ISR, research, and modular payload operations.

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  • Saronic opens new downtown New Orleans office

    2026-03-18 - Facility Opening - Saronic announced a nearly 15,000 square foot office in downtown New Orleans as an engineering and technical hub for its Louisiana shipbuilding operations. The company said the site would house hardware engineers, naval architects, marine engineers, and system-testing specialists supporting Marauder development. Saronic positioned the office as a link between engineering and design functions in New Orleans and production and manufacturing capabilities in Franklin.

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  • Saronic and Hornbeck Offshore announce strategic partnership

    2026-01-08 - Partnership - The companies said they would pursue commercial solutions for offshore services and energy operations, including pilot projects for Marauder. The partnership also covered evaluating Saronic technology for Hornbeck functions such as voyage planning, service delivery, fleet management, and predictive maintenance. The collaboration was positioned around deploying autonomous maritime systems into real offshore service and defense-adjacent operating environments.

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  • Saronic completes hull flip of first Marauder vessel

    2025-12-19 - Production Milestone - Saronic announced the successful hull flip of its first Marauder vessel at its Franklin, Louisiana shipyard. The company said the milestone moved the vessel from early structural build into outfitting and integration and reflected a six-month path from initial design to structural completion. Saronic also said the second Marauder was already in production and that the third vessel would move to the evolved 180-foot design in early 2026.

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  • Saronic expands Louisiana shipyard with $300M investment

    2025-12-03 - Production Milestone - Saronic announced a $300 million investment to expand its Franklin, Louisiana shipyard and increase production capacity for its autonomous vessel fleet. The company said the project would add more than 300,000 square feet of new production capacity, including large-vessel assembly infrastructure for Marauder. Saronic said the expansion would support 1,500 new jobs and connect with its broader Port Alpha shipbuilding strategy.

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  • Saronic lays keel for first 150-foot Marauder vessel

    2025-08-26 - Production Milestone - Saronic commemorated the keel laying of its first 150-foot Marauder vessel at its Franklin, Louisiana shipyard. The company said the milestone marked the official start of production for a new class of fully autonomous ships and followed its earlier acquisition and modernization of the yard. Saronic said Marauder would support a wide range of missions with a 40 metric ton payload, 3,500 nautical mile range, and loiter endurance of more than 30 days.

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  • Saronic acquires Gulf Craft and unveils Marauder

    2025-04-16 - Acquisition - Saronic announced the purchase of a Louisiana shipyard formerly owned by Gulf Craft to serve as the prototyping and production hub for its medium unmanned surface vessel fleet. The company said the site added Gulf Coast shipbuilding infrastructure and workforce capacity to support autonomous shipbuilding at scale. Saronic also introduced Marauder, a 150-foot autonomous surface vessel intended to anchor its medium-class vessel expansion.

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Context

Market context

180-foot autonomous surface vessel: large logistics and payload-deployment platform for complex maritime environments.

  • Target environment: Open-water naval and distributed maritime defence operations.
  • Workflow context: Maritime autonomy, domain awareness, payload carriage and uncrewed naval operations.
  • Deployment model: Defence-operated large USV intended for autonomous maritime missions at larger vessel scale.
  • Commercial maturity: Publicly announced development and manufacturing program tied to Saronic's Louisiana shipyard expansion.
  • Adoption constraints: Requires shipyard production, naval integration, mission payloads, autonomy validation and regulatory clearance for uncrewed operations.
  • Market position: Ship-scale autonomous surface vessel program that expands Saronic from small USVs into larger uncrewed naval systems.
  • Adjacent products: Large defence USV for maritime autonomy, payload carriage and distributed naval operations.

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