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Ultra Maritime Features Anti-Submarine Warfare Capabilities Across the Air, Surface and Undersea for Unmanned and Hybrid Fleets at DSEI 2025

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As submarine and autonomous threats increase, the need for anti-submarine warfare (ASW) across all domains has never been greater. Ultra Maritime will present its full portfolio of world leading ASW technology from the air, surface and undersea for unmanned and hybrid fleets at DSEI 2025 from Sept. 9-12 in London. Senior leaders will also be on hand to present on two panels during the show.

The following is a selection of what will be highlighted at booth #A-340 in the Naval Forum:

Sea Spear – One-of-a-Kind Lightweight Deployable Sonar
Sea Spear was introduced to the world earlier this year and is being used as part of a strategic partnership with Anduril’s Seabed Sentry to communicate critical subsea information in real time. Ultra Maritime’s Sea Spear is a first-of-its-kind lightweight deployable sonar system that enhances submarine detection capabilities rapidly and inexpensively. Sea Spear provides a solution for long endurance and long-range surveillance capability during a time when submarine detection and tracking matters more than ever. Deployable from manned or unmanned surface and underwater platforms, the 21-inch diameter unit expands to create a high-performance, wide-aperture array. Already well into its development phase and in-water testing, a full operational demonstration will occur by the end of 2025.

Next Generation Sonobuoys
Ultra Maritime has begun delivery on its next generation sonobuoys, which will revolutionize submarine detection technology with unprecedented predictability and detection capabilities, including enhanced battery technology that extends the operational lifespan of active buoys. This breakthrough provides allied navies with a critical edge in undersea warfare, elevating defense operations to a new level of performance. With significant investments in technology and infrastructure, Ultra Maritime has recently opened its new Greenford-London facility, configured specifically for the development and production of sonobuoys and sonar products to achieve reliable delivery and meet production demand of the global market.

Ultra Maritime Mission Pod – Containerized ASW
The Ultra Maritime Mission Pod is an extensive advancement in towed array packaging technology that enables smaller manned and unmanned surface vessels to greatly increase their ASW capabilities. This game-changing system houses and deploys towed arrays from a 20-foot ISO container, achieving a genuine modular, flexible and scalable solution for any Navy. The Ultra Maritime Mission Pod allows for ASW capabilities without the need for traditional, large, expensive manned surface combatant platforms.

Surface Ship Torpedo Defense
Ultra Maritime has made significant investment towards creating a complete layered torpedo defense solution comprised of multiple strategies and systems working together to detect and neutralize incoming torpedo threats. This next generation torpedo defense capability combines expendable countermeasures, both soft and hard kill, with towed detection and countermeasures, ensuring the safety of naval vessels from torpedo attacks. This integrated approach to torpedo defense is critical to address the growing submarine threat by significantly improving our survivability and drastically shortening the kill chain for an inbound threat.

Ultra Maritime Opens London Facility Dedicated to Bringing Anti-Submarine Warfare Solutions to Global Allied Navies

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London, UK – Today, Ultra Maritime officially opened its new integrated design and manufacturing center in London – Greenford, UK, hosting the right honourable Maria Eagle MP for a ribbon cutting ceremony and tour. Located just 10 miles west of central London, the new facility replaces the previous nearby location with a custom-designed, modern and streamlined work site for Ultra Maritime’s UK anti-submarine warfare (ASW) team.

This new facility demonstrates Ultra Maritime’s commitment and readiness to support the indigenous manufacturing goals of the UK Ministry of Defence, as well as a strong pivot towards anti-submarine warfare capabilities, recently laid out in the UK Strategic Defence Review. With more than 5600 square meters of office space, labs and a manufacturing production floor, Ultra Maritime currently has more than 130 employees on site with plans to expand by at least 50 more employees near term, and further expansion well into the future.

Ultra Maritime has been executing a long-term strategic investment plan, entirely with internal funding, to upgrade or renovate its sites across the UK, U.S., Canada and Australia, while similarly investing in novel, modern, high-tech ASW capabilities built at these facilities. From the latest generation of sonobuoys to entirely new modalities of unmanned ASW, like the Ultra Maritime Mission Pod and Sea Spear in partnership with Anduril, Ultra Maritime is leading the way in creating ASW solutions of the future.

Ultra Maritime Leaders Speak on Future Unmanned Anti-Submarine Warfare and Defense Industrial Capacity at DSEI 2025

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London, UK – Ultra Maritime will present during two forums in the Naval Pavillion at DSEI in September. With the defense landscape quickly shifting and agility becoming a key component of innovation, Ultra Maritime is proud to showcase thought-leadership in anti-submarine warfare (ASW) and the future needs of a hybrid fleet, as well as exploring how the Ministry of Defence and allied nations are growing industrial capacity to meet market demands.

Tuesday, September 9 from 15:00-15:50
Silent Battles, Hybrid Fleets: The Autonomous Future of Anti-Submarine Warfare and How We Get There

Bill Biggs, in his role as Senior Consultant for Defence Equipment & Support (DE&S), will moderate this panel around the need to exploit novel ASW solutions as enemy submarines proliferate and grow quieter, and international waters become more contested. The modern ASW challenge requires many modalities of sensing and communications, and solutions must unite existing and next-generation capabilities while leveraging both manned and unmanned platforms rapidly and at scale. Joining this discussion are experts Carlo Zaffanella, President and CEO of Ultra Maritime, Dr. Shane Arnott, Senior Vice President of Programs and Engineering at Anduril Industries, and Dr. Stephen Tripp, Director of Future Capabilities and International Strategy at General Atomics.

Wednesday, September 10 from 15:00-15:50
Building Factories, Building Deterrents

Elizabeth Baker, Vice President of International Business Development at Ultra Maritime, will host this discussion around rapidly regenerating defense industrial capacity as adversaries grow more intelligent and capable and the threat to global supply chains becomes more concerning. In response to the UK Strategic Defence Review promising a new partnership with industry and procurement reforms, this discussion will examine what changes are necessary to make this possible at pace and how allies can work together through the transfer of technology to support one another’s ambitions. The experts for this discussion will include Rex Cox, former CEO of the National Shipbuilding Office, and now Trials and Acceptance Director at Babock International, Ian Wilcox, Head of Science and Technology Delivery at DSTL, Cmde Madhavarao, Chairman and Managing Director of Bharat Dynamics Limited (BDL), and Col Rob Tyler, Director Air Requirements, Royal Canadian Air Force.  

Ultra Maritime Injecting Autonomous Undersea Capabilities into Next-Generation Torpedo Countermeasure Solutions for Future Anti-Submarine Warfare Dominance

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BRAINTREE, Massachusetts – Ultra Maritime continues to advance its investment in the development of cutting-edge Next Generation Countermeasure systems — revolutionary autonomous undersea vehicles designed specifically as an anti-submarine warfare (ASW) solution.

These vehicles, both internally and externally launchable from submarines and unmanned undersea vehicles (UUVs), are engineered for independent operation. Once deployed, they maneuver away from the host platform to deliver real-time tactical updates and enhanced maritime domain awareness through robust acoustic communications.

As adversary undersea threats continue to evolve in capability, countermeasure systems must adapt to keep pace with both current and emerging challenges. To effectively counter these threats, traditional approaches alone are no longer sufficient — countermeasures must advance in sophistication, autonomy and adaptability. There is now a powerful convergence of technologies: torpedo countermeasures and UUVs, themselves. This convergence represents the next phase of ASW, where countermeasure systems integrate autonomous mobility, intelligent sensing and defensive effectors to provide a resilient, layered defense against evolving torpedo threats.

Recently, Ultra Maritime proved its capability in developing a full-duplex acoustic communication node, enabling secure, two-way information exchange between manned and unmanned platforms across the maritime battlespace. This capability enhances coordination and dramatically improves platform survivability in contested and high-threat environments.

Ultra Maritime has delivered more than 30,000 expendable torpedo countermeasures across a diverse portfolio of designs, reinforcing its position as the global leader in torpedo defense solutions.

Ultra Maritime to Deliver Unparallelled Advanced Anti-Submarine Warfare Capabilities to Netherlands and Belgium

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DARTMOUTH, Canada – Ultra Maritime will deliver its most advanced, high-performance sonar suite for anti-submarine warfare (ASW) to the Royal Netherlands Navy and the Belgian Navy. The $200 (CAD) million contract will equip the surface fleets’ newest vessels with a powerful combination of sensors that provide unparallelled ASW and torpedo defense capabilities optimized for both deep water and littoral operations, ensuring the ability to detect even the quietest submarines and torpedo threats in the harshest of environments.

The Low-Frequency Active Passive Sonar (LFAPS) system combines Ultra Maritime’s world leading towed array sonar products – the Sea Lancer in-line and Sea Sabre towed body variable depth sonars (VDS). The system is optimized to provide enhanced operational performance and user operability through the employment of advanced health monitoring algorithms, reducing through life costs. Ultra Maritime boasts the world’s only combination of an in-line Horizontal Projector Array with a conventional towed body, providing unmatched performance and flexibility in any maritime theater of operation.  

Together with Dutch Materiel and IT Command (COMMIT), Ultra Maritime is committed to providing global allies solutions for the rapidly evolving threat environment. The Innovation, Science and Economic Development Canada’s (ISED) Industrial Technological Benefits (ITB) policy have played a pivotal role for Ultra Maritime in Dartmouth, Nova Scotia, to foster economic growth and technological innovation in Canada. Furthermore, Ultra Maritime is committed to strengthening the Dutch defense knowledge and industrial base and will fulfill Dutch offset obligations through initiatives that deliver long-term value and capability to the Netherlands.

Ultra Maritime Receives Competitive Delivery Order Under Fair Opportunities Procedures U.S. Navy for SSQ-53H Sonobuoys

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COLUMBIA CITY, Indiana – Ultra Maritime has been awarded a Firm Fixed Priced Competitive Delivery Order under Fair Opportunities procedures for the SSQ-53H production for the Navy in support of annual training, peacetime operations and testing expenditures, to maintain sufficient inventory to support the execution of major combat operations based on naval munitions requirements process.

“Ultra Maritime takes great pride in playing a pivotal role in advancing anti-submarine warfare (ASW) and ensuring the safety of our sailors worldwide,” said Carlo Zaffanella, Ultra Maritime President & CEO. “We are dedicated to making great leaps in acoustic technology, providing the most advanced submarine detection capabilities during a time when threats are rapidly appearing around the globe.”

Ultra Maritime has made significant investments towards creating the factory of the future with streamlined capability and configured specifically for sonobuoy production and delivery. With operations in the U.S., UK, Canada and Australia, Ultra Maritime provides advanced ASW solutions in support of international allies across the globe. 

Ultra Maritime Leads the Future of Unmanned Anti-Submarine Warfare Solutions from the Air, Surface and Undersea

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The demand for anti-submarine warfare (ASW) has never been greater. Threat submarines proliferate and grow quieter. And international waters grow more contested.

Tackling the modern anti-submarine warfare problem requires many modalities of sensing and communication. Successful solutions must unite existing and next-generation capabilities while leveraging both manned and unmanned platforms rapidly and at scale. A distributed network across a hybrid fleet is essential to achieving maritime dominance while reducing the risk to expensive manned platforms, particularly in contested waters.  

As the leader in ASW innovation for global allied navies, Ultra Maritime recognizes the many challenges modern submarine threats pose and has invested in state-of-the-art technologies that make ASW possible across a hybrid fleet.

From the Air: Through a strategic partnership, Ultra Maritime has paired its new miniaturized receivers and half size sonobuoys, including multi-static active capabilities, with a specially adapted unmanned aerial system, allowing for double the search area and higher probability of detection.

From the Surface: The internally designed Ultra Maritime Mission Pod is a self-contained towed-array-in-a-box that provides modular capability to manned and unmanned surface ships. When deployed with a decoy array as part of a layered torpedo defense system, it can be integrated within a broader network of Ultra Maritime’s shipboard sensors, decoys and countermeasures for complete undersea situational awareness.

From Undersea: Ultra Maritime has developed Sea Spear, an entirely new ASW modality. Sea Spear is a fixed, clandestinely deployable, long endurance and attritable sonar array. Via a strategic partnership, Sea Spear deploys from unmanned underwater vehicles providing towed array-like sensitivity and detection using AI-enabled processing at the tactical edge.

At Ultra Maritime, we blend innovation and proven expertise to deliver the ASW solutions required for today’s threats and tomorrow’s advantage. What was once theoretical is now possible – Ultra Maritime is redefining the future of anti-submarine warfare.

Ultra Maritime and General Atomics Announce Strategic Partnership to Revolutionize Unmanned Airborne Anti-Submarine Warfare

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COLUMBIA CITY, Indiana – General Atomics Aeronautical Systems, Inc. (GA-ASI) and Ultra Maritime are proud to announce a strategic partnership to substantially advance the state of the art in unmanned airborne detection and tracking of enemy submarines. By combining the world’s most advanced and prolific unmanned aerial system (UAS), GA-ASI’s MQ-9B SeaGuardian®, with the world’s only miniaturized, low power sonobuoys and receivers, the strategic partnership will make it possible for the U.S. and its allies to use sophisticated techniques to track submarines in hostile, GPS-denied environments.

As adversary submarines proliferate and become stealthier, unmanned underwater vehicles grow in number and GPS jamming becomes more prevalent, the need for assured and affordable anti-submarine warfare (ASW) solutions is more critical than ever. While unmanned technologies are the clear best solution to this challenge, limitations to date in suitable ASW technologies have prevented real world solutions from emerging. This strategic partnership will provide a significant new capability where small form factor sonobuoys and receivers, aboard a long-range unmanned aircraft, can provide autonomous, low cost ASW in a GPS-denied environment.

The GA-ASI MQ-9B SeaGuardian provides unmatched multi-domain intelligence, surveillance, reconnaissance and targeting (ISR&T). GA-ASI will integrate the MQ-9B SeaGuardian with Ultra Maritime’s exclusive small form factor (half size) sonobuoys to double UAS capacity. These sonobuoys will provide Multi-static Active (MSA) capabilities achieving unprecedented wide-area search. Furthermore, Ultra Maritime’s new acoustic receivers will be half the traditional size, making them ideal for UAS deployment. The receivers will enable more effective ASW in GPS-denied environments and will monitor more sonobuoys per MQ-9B mission through advanced communications technology. The solution is fully funded by internal research and development, and an integrated operational demonstration of this capability will occur in the Indo Pacific and other theaters beginning in 2025.

Ultra Maritime Showcases Artificial Intelligence (AI) for Improved Anti-Submarine Warfare Mission Effectiveness at the Combined Naval Event 2025

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With the increase in submarine stealthiness and quantity of unmanned platforms, the anti-submarine warfare (ASW) mission is more important than ever to maintain maritime dominance. At the Combined Naval Event in Farnborough, UK, next week, Ultra Maritime will present its unique technology using Artificial Intelligence (AI) as more than just a passive classifier, but rather used at every stage of the ASW command chain including detection, localization, tracking and automated tactical decision making. Not only can this increase the effectiveness of manned vessels, but can significantly increase the level of autonomy of unmanned vehicles.  

Along with a presentation on this leading AI use, Ultra Maritime will showcase the following at its booth #D36:

Sea Spear – New Lightweight Deployable Sonar
Introduced to the world at Sea Air Space 2025 and being used in partnership with Anduril’s Seabed Sentry to communicate critical subsea information in real time, Ultra Maritime will highlight Sea Spear, a first-of-its-kind lightweight deployable sonar system that enhances submarine detection capabilities rapidly and inexpensively. Sea Spear provides a solution for long endurance and long-range surveillance capability and threat monitoring during a time when anti-submarine warfare matters more than ever. Deployable from manned or unmanned surface and underwater platforms, the 21-inch diameter unit expands to create a high-performance, wide-aperture array. Already well into its development phase and in-water testing, full operational demonstration will occur in 2025.

Next Generation Sonobuoys
Ultra Maritime is delivering a new generation of sonobuoys, making significant investments that have fully qualified three new sonobuoy models with two additional qualifications in 2025, and towards creating the factory of the future configured specifically for sonobuoys and made to achieve reliable delivery at the production rate demands of the global market. The new buoys will revolutionize submarine detection technology with unprecedented predictability and detection capabilities, including enhanced battery technology that extends the operational lifespan of active buoys. This breakthrough provides allied navies with a critical edge in undersea warfare, elevating defense operations to a new level of performance.

Ultra Maritime Mission Pod – Containerized Anti-Submarine Warfare (ASW)
The Ultra Maritime Mission Pod is an extensive advancement in towed array packaging technology that enables smaller manned and unmanned surface vessels to greatly increase their anti-submarine warfare capabilities. This game-changing system houses and deploys towed arrays from a 20-foot ISO container, achieving a genuine modular, flexible and scalable solution for any Navy. The Ultra Maritime Mission Pod allows for ASW capabilities without the need for traditional, large, expensive manned surface combatant platforms.

Surface Ship Torpedo Defense
Ultra Maritime has made significant investment towards creating a complete layered torpedo defense solution comprised of multiple strategies and systems working together to detect and neutralize incoming torpedo threats. This next generation torpedo defense capability combines expendable countermeasures, both soft and hard kill, with towed detection and countermeasures, ensuring the safety of naval vessels from torpedo attacks. This integrated approach to torpedo defense is critical to address the growing submarine threat by significantly improving our survivability and drastically shortening the kill chain for an inbound threat.

WHEN: May 20-22, 2025

WHERE: Booth #D36, Farnborough International Exhibition & Conference Centre

Ultra Maritime Shapes Future of Hybrid Fleet with Scalable Radar Solutions for Unmanned Platforms

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BRAINTREE, Massachusetts – Ultra Maritime is at the forefront of enabling a hybrid navy fleet of manned and unmanned platforms to perform the mission sets needed today while evolving with the anticipated threats of tomorrow. Through a software-defined family of radars built on the proven capabilities of the Next Generation Surface Search Radar (NGSSR), Ultra Maritime’s scalable radar architecture allows adaptation to any size platform or mission.

With a common radar sensor on varied platforms, the operating picture can be shared across surface, submarine and unmanned vessels. Most importantly, this allows for real-time threat detection inside an engagement zone by unmanned vehicles, keeping sailors and expensive, large platforms safe. Compared to the NGSSR baseline antenna size, scaled models can be outfitted down to an 18-inch diameter and reduce transmit power to fit within the constraints of small spaces on unmanned vehicles.

Ultra Maritime’s family of radar solutions are able to perform multiple missions, including navigation, surface search, periscope detection and discrimination, low flying air tracking and other sensitive missions. With continued investment, Ultra Maritime has matured radar capabilities even further, including tracking aerial drones, detecting submarine threats and providing options for autonomous navigation, all leveraging Artificial Intelligence / Machine Learning (AI/ML) to improve performance. Enhanced radar capabilities also include wave sensing for sailor safety and early warnings for cruise missile defense.

Most recently, Ultra Maritime was awarded a $36 million contract for the AN/BPS System for engineering, technical support and production on new construction and in-service submarines. This underscores the Navy’s ongoing commitment to enhancing navigation technology as maritime traffic continues to increase globally.