Hull Mounted Sonar

Hull Mounted Sonar Market Outlook

The global hull mounted sonar market is projected to reach approximately USD 2.5 billion by 2035, growing at a CAGR of around 4.8% from 2025 to 2035. This growth is driven by a rising emphasis on maritime security, increasing investments in naval modernization programs, and a growing demand for underwater exploration technologies. Furthermore, advancements in sonar technology, such as improvements in signal processing and data analytics capabilities, contribute significantly to the market's expansion. The integration of innovative sonar systems in defense applications is another critical factor that accelerates market growth. Additionally, the growing need for efficient resource management in fisheries and environmental monitoring is expected to support the market's momentum in the forthcoming years.

Growth Factor of the Market

The hull mounted sonar market is experiencing growth due to several influential factors that are reshaping the industry landscape. One of the primary drivers is increasing defense expenditures by various nations to strengthen their naval capabilities amidst rising geopolitical tensions. The need for enhanced surveillance and reconnaissance systems has led to a higher adoption rate of hull mounted sonar systems in military applications. Moreover, the commercial sector is benefiting from the growing demand for sonar technologies in offshore oil and gas exploration, where precision and reliability are paramount. The technology advancements in sonar systems, such as automation and AI-driven analytics, are also propelling the market forward by providing more efficient and accurate data processing. Lastly, the increasing awareness regarding marine environmental protection is spurring investments into research and development activities aimed at sustainable fishing practices, further bolstering the hull mounted sonar market.

Key Highlights of the Market

• The hull mounted sonar market is anticipated to reach USD 2.5 billion by 2035.
• CAGR of 4.8% is expected from 2025 to 2035.
• Defense applications are projected to dominate market share due to national security priorities.
• Technological advancements in sonar systems are enhancing operational capabilities.
• Growing demand for sustainable fishing and environmental monitoring is creating new opportunities.

By Type

Dual Frequency Sonar:

Dual frequency sonar systems play a pivotal role in underwater operations by allowing users to switch between frequencies for optimal performance in varying conditions. This flexibility provides a significant advantage in applications such as marine research and defense. The ability to operate at both low and high frequencies enables users to gain comprehensive insights into underwater environments, enhancing navigation, object detection, and mapping capabilities. The growing integration of dual frequency systems in naval platforms is also fostering their demand, as they can cater to multiple operational scenarios, making them versatile tools in modern sonar technology.

Multi-Beam Sonar:

Multi-beam sonar technology has gained traction due to its capacity to cover large areas quickly and efficiently. By emitting multiple sonar beams simultaneously, these systems can generate detailed three-dimensional representations of underwater terrains and objects. This capability is particularly advantageous for applications in hydrographic surveys, underwater construction, and environmental assessments. As maritime activities continue to expand, the demand for multi-beam sonar is expected to rise, driven by the need for precise mapping and monitoring of underwater environments. The integration of advanced data processing algorithms further enhances the utility of multi-beam sonar systems, making them indispensable in various maritime applications.

Synthetic Aperture Sonar:

Synthetic aperture sonar (SAS) technology is revolutionizing underwater imaging by utilizing advanced signal processing techniques to create high-resolution images of the seafloor and underwater objects. SAS systems are particularly beneficial in deep-sea exploration and military reconnaissance missions, where detailed imagery is critical for decision-making. The ongoing advancements in SAS technology, including the miniaturization of sensors and enhancements in data processing capabilities, are boosting its adoption in both defense and commercial sectors. As the need for intricate underwater mapping and surveillance increases, the synthetic aperture sonar segment is poised for significant growth in the market.

Side-scan Sonar:

Side-scan sonar systems are widely used for seabed mapping, wreck location, and underwater inspections due to their ability to provide detailed images of the seafloor. This technology is increasingly being utilized in various applications, from military to commercial sectors. The versatility of side-scan sonar makes it a preferred choice for underwater archaeological surveys and environmental monitoring. As industries realize the importance of detailed underwater imaging, the demand for side-scan sonar is expected to rise, supported by technological advancements that enhance imaging resolution and operational efficiency.

Single Beam Sonar:

Single beam sonar systems, while simpler than their multi-beam counterparts, continue to find relevance in specific applications such as depth sounding and basic underwater surveys. These systems are particularly advantageous for smaller vessels or in situations where budget constraints exist. Although the market trend is leaning towards more advanced sonar technologies, the single beam sonar segment maintains a steady demand due to its reliability and ease of use. As a result, this segment remains a vital part of the hull mounted sonar market, especially in regions with less developed maritime capabilities.

By Application

Defense:

The defense sector is a significant driver of hull mounted sonar technology, as nations prioritize naval capabilities in response to global security concerns. Hull mounted sonar systems are essential for military operations, serving purposes such as anti-submarine warfare, maritime surveillance, and reconnaissance missions. The increasing defense budgets of various countries are fueling investments in advanced sonar systems to enhance situational awareness and operational effectiveness. Furthermore, upgrading existing fleets with modern sonar capabilities provides a substantial opportunity for market growth in the defense application segment.

Commercial:

In the commercial sector, hull mounted sonar technologies are increasingly being adopted for various maritime activities, including shipping, oil and gas exploration, and marine research. Companies are turning to sonar systems to ensure safe navigation and to conduct thorough environmental assessments before embarking on new projects. The commercial application of hull mounted sonar is crucial for identifying underwater hazards, optimizing routes, and improving operational efficiency. As the demand for underwater resources and sustainable practices continues to grow, so too does the need for reliable sonar systems in commercial applications.

Research:

Research institutions are leveraging hull mounted sonar technology for oceanographic studies, marine biology research, and underwater archaeology. The ability to obtain detailed images of underwater topographies and objects is invaluable for researchers seeking to understand marine ecosystems and historical shipwrecks. As scientific exploration becomes more focused on the impact of climate change on marine environments, the demand for advanced sonar systems in research applications is expected to increase. The collaboration between research entities and sonar manufacturers also fosters innovation and enhances the capabilities of hull mounted sonar technology.

Fisheries:

The fisheries sector is increasingly adopting hull mounted sonar systems to promote sustainable fishing practices and efficient resource management. These systems enable fishermen to locate fish schools, monitor underwater habitats, and assess the health of marine populations. The growing emphasis on sustainable fishing is driving investments in advanced sonar technology that can reduce bycatch and optimize harvests. Additionally, regulatory bodies are utilizing sonar technology for monitoring compliance with fishing regulations. As a result, the fisheries application segment is witnessing a notable rise in demand for hull mounted sonar systems.

Others:

Other applications of hull mounted sonar include environmental monitoring, underwater construction, and salvage operations. Organizations involved in marine conservation rely on sonar technology to assess the impact of human activities on underwater ecosystems. Moreover, the construction industry utilizes sonar systems for site assessments and monitoring of underwater infrastructure projects. The versatility of hull mounted sonar technology allows it to be adapted for various specialized applications, ensuring its continued relevance across multiple sectors. As awareness of environmental issues grows, the demand for sonar systems in these 'other' applications will likely expand further.

By Frequency Range

Low Frequency:

Low frequency sonar systems are particularly effective for long-range detection and are commonly used in military applications for anti-submarine warfare. The ability to penetrate deeper waters and detect distant underwater objects makes low frequency sonar invaluable for naval operations. As military technologies advance, there is an increasing investment in low frequency sonar capabilities to enhance operational effectiveness in detecting submerged threats. Moreover, these systems are being utilized in commercial applications for geological surveys and environmental monitoring, contributing to their sustained demand in the market.

Medium Frequency:

Medium frequency sonar systems strike a balance between range and resolution, making them versatile for various underwater applications. This frequency range is predominantly used in defense for maritime security and surveillance operations. The medium frequency sonar's ability to provide clearer images of underwater objects makes it suitable for both military and commercial applications, enabling effective monitoring of underwater environments. As the need for enhanced situational awareness grows, medium frequency sonar systems are expected to see a continued rise in adoption in the hull mounted sonar market.

High Frequency:

High frequency sonar systems are known for their exceptional resolution, making them ideal for detailed seabed mapping and underwater inspections. These systems excel in shallow waters, providing critical data for environmental assessments and marine construction projects. The commercial sector is increasingly recognizing the value of high frequency sonar for accurate mapping and monitoring of underwater habitats. As the demand for precise data continues to grow, the high frequency segment of the hull mounted sonar market is expected to expand its reach across various applications.

Very High Frequency:

Very high frequency sonar systems are primarily utilized in specialized applications such as underwater archeology and detailed inspections of submerged structures. Their ability to provide extremely high-resolution imagery makes them essential tools for researchers and conservators. Though the market for very high frequency sonar is relatively niche, the growing interest in underwater research and conservation efforts is likely to stimulate demand for these advanced sonar systems. As technological advancements continue to enhance their capabilities, very high frequency sonars are expected to play a significant role in specific research-driven applications.

Ultra High Frequency:

Ultra high frequency sonar systems are at the forefront of sonar technology, offering unparalleled resolution suitable for a range of highly specialized applications. These systems are particularly useful in environments where precision is critical, such as marine engineering and underwater safety inspections. The ongoing innovations in ultra high frequency sonar technology, including improvements in data interpretation and imaging, are expected to broaden their applications in both commercial and defense sectors. As industries increasingly prioritize safety and accuracy in underwater operations, the ultra high frequency segment is projected to grow steadily in the hull mounted sonar market.

By End User

Naval:

The naval sector remains the largest end-user of hull mounted sonar systems, driven by the necessity for comprehensive maritime security and defense capabilities. Navies around the world are investing in advanced sonar technologies to enhance their anti-submarine warfare, reconnaissance, and surveillance operations. The integration of cutting-edge sonar systems into naval vessels is aimed at improving situational awareness and operational effectiveness in complex maritime environments. As global tensions rise and nations seek to strengthen their naval forces, the demand for hull mounted sonar systems in the naval segment is expected to continue its upward trajectory.

Commercial Shipping:

Commercial shipping is witnessing increased adoption of hull mounted sonar technologies to ensure safe navigation and efficient maritime operations. The shipping industry relies on sonar systems for deep-sea navigation and obstacle detection to avoid underwater hazards. As global trade continues to expand, the importance of reliable sonar systems in commercial shipping cannot be overstated. Furthermore, advancements in sonar technology are enabling shipping companies to optimize routes and reduce operational costs while maintaining safety standards. As sustainability becomes a focal point in shipping practices, the demand for eco-friendly sonar solutions is anticipated to rise in this segment.

Research Institutions:

Research institutions are significant users of hull mounted sonar technologies, employing them for a variety of scientific studies and explorations. These institutions utilize sonar systems to conduct marine biology research, oceanographic studies, and environmental assessments. The need for high-quality data in marine research is driving the adoption of advanced sonar technologies, allowing researchers to gather detailed insights into underwater ecosystems and geological formations. As environmental concerns and climate change issues gain prominence, research institutions are expected to continue investing in hull mounted sonar systems to support their investigations and conservation efforts.

Fisheries:

The fisheries sector has increasingly embraced hull mounted sonar technologies to enhance sustainable fishing practices and improve yield. By utilizing sonar systems to locate fish stocks and monitor marine ecosystems, fisheries can operate more efficiently while minimizing environmental impacts. The increasing focus on sustainable practices and regulatory compliance is propelling the demand for reliable sonar solutions in this segment. Moreover, advancements in sonar technology are enabling fisheries to gather critical data on fish populations and habitats, ensuring responsible resource management. As sustainability remains a priority, the fisheries end-user segment is expected to see steady growth in demand for hull mounted sonar systems.

Others:

In addition to the primary end-user segments, various other industries are leveraging hull mounted sonar technologies for specialized applications. This includes sectors such as underwater construction, environmental monitoring, and marine archaeology. Organizations focusing on underwater infrastructure projects utilize sonar systems for site assessments and monitoring, while environmental agencies rely on sonar technologies to track the impact of human activities on marine ecosystems. The versatility of hull mounted sonar systems ensures that they cater to diverse applications across numerous industries, generating continued interest and growth within these other end-user categories.

By Region

Regionally, the hull mounted sonar market is segmented into North America, Europe, Asia Pacific, Latin America, and the Middle East & Africa. North America currently holds the largest market share, primarily driven by the robust defense spending of the United States and the presence of advanced sonar technology manufacturers in the region. The growing emphasis on maritime security and naval modernization programs further supports market growth. It is anticipated that the North American hull mounted sonar market will continue to expand at a CAGR of 5.1% between 2025 and 2035, underscoring its significant role in the global market landscape.

Europe follows closely, with substantial investments in naval capabilities across countries like the United Kingdom, France, and Germany. The increasing demand for advanced sonar systems in both military and commercial applications is driving the market forward in this region. Meanwhile, the Asia Pacific region is expected to witness the highest growth rate over the forecast period, driven by the rising defense budgets of countries like China and India, emphasizing naval modernization and maritime security. As global maritime activities increase, the hull mounted sonar market is likely to experience significant growth opportunities across all regions.

Opportunities

As the hull mounted sonar market continues to evolve, several opportunities are emerging that are expected to drive further growth in the coming years. One of the most notable opportunities lies in the ongoing technological advancements in sonar systems. Innovations such as artificial intelligence, machine learning, and enhanced data analytics are enabling sonar systems to operate more efficiently and accurately. This technological evolution is creating new applications across various sectors, including environmental monitoring, commercial shipping, and offshore energy exploration. The integration of these advanced technologies into existing sonar platforms presents significant growth potential, as users seek to leverage improved capabilities for enhanced decision-making and operational efficiency.

Additionally, the growing focus on sustainable practices in various industries is opening doors for the hull mounted sonar market. As environmental regulations become more stringent, businesses are increasingly turning to sonar systems to monitor marine ecosystems and ensure compliance with environmental standards. Fisheries, in particular, are recognizing the importance of sonar technology in promoting sustainable fishing practices and minimizing ecological impacts. As awareness of marine conservation continues to rise, the demand for hull mounted sonar systems that support sustainable operations is likely to increase, fostering new opportunities for market players to capitalize on this trend.

Threats

Despite the promising growth prospects for the hull mounted sonar market, there are several threats that stakeholders must navigate. One of the primary challenges is the increasing competition among manufacturers, which could lead to pricing pressures and the potential erosion of profit margins. As more players enter the market, established companies may find it challenging to maintain their market share, emphasizing the need for continuous innovation and differentiation in their offerings. Furthermore, rapid advancements in technology can also pose a threat, as companies must constantly adapt to keep pace with changing customer expectations and technological developments to remain competitive.

Another notable threat is the potential impact of geopolitical tensions on defense spending. In regions where military budgets are heavily influenced by political considerations, fluctuations in government spending could affect the demand for hull mounted sonar systems. Economic downturns or shifts in defense priorities might lead to reduced investments in naval capabilities, which could hinder market growth. Consequently, manufacturers and suppliers must remain vigilant about geopolitical dynamics and be prepared to pivot their strategies to address changing market conditions and customer demands effectively.

Competitor Outlook

• Thales Group
• Raytheon Technologies
• Lockheed Martin Corporation
• Bae Systems
• Northrop Grumman Corporation
• Saab AB
• Kongsberg Gruppen
• Leonardo S.p.A.
• Teledyne Technologies Incorporated
• Ultra Electronics Holdings plc
• Fugro N.V.
• Sonardyne International Ltd.
• Atlas Elektronik GmbH
• Wärtsilä Corporation
• Fugro Marine

The competitive landscape of the hull mounted sonar market is characterized by a diverse group of players, ranging from established defense contractors to specialized technology firms. Major companies like Thales Group, Raytheon Technologies, and Lockheed Martin Corporation are at the forefront, leveraging their extensive experience in defense solutions to develop cutting-edge sonar systems. These companies are focused on advancing sonar technologies through research and development, thereby enhancing their product offerings to meet the evolving needs of military and commercial customers. The race for innovation in sonar technology is intensifying, with a strong emphasis on enhancing resolution, accuracy, and operational capabilities to stay ahead of competitors.

In addition to major defense contractors, companies like Kongsberg Gruppen and Teledyne Technologies are also making significant strides in the hull mounted sonar market. These organizations are known for their expertise in marine technology and are actively investing in R&D to develop innovative sonar solutions for various applications, including environmental monitoring and offshore energy exploration. Their commitment to delivering advanced sonar systems that cater to both defense and commercial sectors positions them as key players in the market, capable of capitalizing on emerging opportunities and trends in the industry.

Moreover, specialized firms such as Sonardyne International and Atlas Elektronik are focusing on niche segments within the hull mounted sonar market, catering to specific requirements in underwater exploration and marine research. By offering tailored solutions that leverage advanced technologies, these companies are carving out unique positions in the market. The competitive dynamics are further influenced by partnerships and collaborations between industry players and research institutions, fostering innovation and driving advancements in sonar technology. As the hull mounted sonar market continues to grow, the competitive landscape is expected to evolve, with companies striving to enhance their capabilities and maintain a competitive edge.

• 1 Appendix

  • 1.1 List of Tables
  • 1.2 List of Figures

• 2 Introduction

  • 2.1 Market Definition
  • 2.2 Scope of the Report
  • 2.3 Study Assumptions
  • 2.4 Base Currency & Forecast Periods

• 3 Market Dynamics

  • 3.1 Market Growth Factors
  • 3.2 Economic & Global Events
  • 3.3 Innovation Trends
  • 3.4 Supply Chain Analysis

• 4 Consumer Behavior

  • 4.1 Market Trends
  • 4.2 Pricing Analysis
  • 4.3 Buyer Insights

• 5 Key Player Profiles

  • 5.1 Saab AB
    • 5.1.1 Business Overview
    • 5.1.2 Products & Services
    • 5.1.3 Financials
    • 5.1.4 Recent Developments
    • 5.1.5 SWOT Analysis
  • 5.2 Fugro N.V.
    • 5.2.1 Business Overview
    • 5.2.2 Products & Services
    • 5.2.3 Financials
    • 5.2.4 Recent Developments
    • 5.2.5 SWOT Analysis
  • 5.3 Bae Systems
    • 5.3.1 Business Overview
    • 5.3.2 Products & Services
    • 5.3.3 Financials
    • 5.3.4 Recent Developments
    • 5.3.5 SWOT Analysis
  • 5.4 Fugro Marine
    • 5.4.1 Business Overview
    • 5.4.2 Products & Services
    • 5.4.3 Financials
    • 5.4.4 Recent Developments
    • 5.4.5 SWOT Analysis
  • 5.5 Thales Group
    • 5.5.1 Business Overview
    • 5.5.2 Products & Services
    • 5.5.3 Financials
    • 5.5.4 Recent Developments
    • 5.5.5 SWOT Analysis
  • 5.6 Leonardo S.p.A.
    • 5.6.1 Business Overview
    • 5.6.2 Products & Services
    • 5.6.3 Financials
    • 5.6.4 Recent Developments
    • 5.6.5 SWOT Analysis
  • 5.7 Kongsberg Gruppen
    • 5.7.1 Business Overview
    • 5.7.2 Products & Services
    • 5.7.3 Financials
    • 5.7.4 Recent Developments
    • 5.7.5 SWOT Analysis
  • 5.8 Atlas Elektronik GmbH
    • 5.8.1 Business Overview
    • 5.8.2 Products & Services
    • 5.8.3 Financials
    • 5.8.4 Recent Developments
    • 5.8.5 SWOT Analysis
  • 5.9 Raytheon Technologies
    • 5.9.1 Business Overview
    • 5.9.2 Products & Services
    • 5.9.3 Financials
    • 5.9.4 Recent Developments
    • 5.9.5 SWOT Analysis
  • 5.10 Lockheed Martin Corporation
    • 5.10.1 Business Overview
    • 5.10.2 Products & Services
    • 5.10.3 Financials
    • 5.10.4 Recent Developments
    • 5.10.5 SWOT Analysis
  • 5.11 Northrop Grumman Corporation
    • 5.11.1 Business Overview
    • 5.11.2 Products & Services
    • 5.11.3 Financials
    • 5.11.4 Recent Developments
    • 5.11.5 SWOT Analysis
  • 5.12 Sonardyne International Ltd.
    • 5.12.1 Business Overview
    • 5.12.2 Products & Services
    • 5.12.3 Financials
    • 5.12.4 Recent Developments
    • 5.12.5 SWOT Analysis
  • 5.13 Ultra Electronics Holdings plc
    • 5.13.1 Business Overview
    • 5.13.2 Products & Services
    • 5.13.3 Financials
    • 5.13.4 Recent Developments
    • 5.13.5 SWOT Analysis
  • 5.14 Teledyne Technologies Incorporated
    • 5.14.1 Business Overview
    • 5.14.2 Products & Services
    • 5.14.3 Financials
    • 5.14.4 Recent Developments
    • 5.14.5 SWOT Analysis
  • 5.15 Wärtsilä Corporation
    • 5.15.1 Business Overview
    • 5.15.2 Products & Services
    • 5.15.3 Financials
    • 5.15.4 Recent Developments
    • 5.15.5 SWOT Analysis

• 6 Market Segmentation

  • 6.1 Hull Mounted Sonar Market, By Type
    • 6.1.1 Dual Frequency Sonar
    • 6.1.2 Multi-Beam Sonar
    • 6.1.3 Synthetic Aperture Sonar
    • 6.1.4 Sidescan Sonar
    • 6.1.5 Single Beam Sonar
  • 6.2 Hull Mounted Sonar Market, By End User
    • 6.2.1 Naval
    • 6.2.2 Commercial Shipping
    • 6.2.3 Research Institutions
    • 6.2.4 Fisheries
    • 6.2.5 Others
  • 6.3 Hull Mounted Sonar Market, By Application
    • 6.3.1 Defense
    • 6.3.2 Commercial
    • 6.3.3 Research
    • 6.3.4 Fisheries
    • 6.3.5 Others
  • 6.4 Hull Mounted Sonar Market, By Frequency Range
    • 6.4.1 Low Frequency
    • 6.4.2 Medium Frequency
    • 6.4.3 High Frequency
    • 6.4.4 Very High Frequency
    • 6.4.5 Ultra High Frequency

• 7 Competitive Analysis

  • 7.1 Key Player Comparison
  • 7.2 Market Share Analysis
  • 7.3 Investment Trends
  • 7.4 SWOT Analysis

• 8 Research Methodology

  • 8.1 Analysis Design
  • 8.2 Research Phases
  • 8.3 Study Timeline

• 9 Future Market Outlook

  • 9.1 Growth Forecast
  • 9.2 Market Evolution

• 10 Geographical Overview

  • 10.1 Europe - Market Analysis
    • 10.1.1 By Country
      • 10.1.1.1 UK
      • 10.1.1.2 France
      • 10.1.1.3 Germany
      • 10.1.1.4 Spain
      • 10.1.1.5 Italy
  • 10.2 Asia Pacific - Market Analysis
    • 10.2.1 By Country
      • 10.2.1.1 India
      • 10.2.1.2 China
      • 10.2.1.3 Japan
      • 10.2.1.4 South Korea
  • 10.3 Latin America - Market Analysis
    • 10.3.1 By Country
      • 10.3.1.1 Brazil
      • 10.3.1.2 Argentina
      • 10.3.1.3 Mexico
  • 10.4 North America - Market Analysis
    • 10.4.1 By Country
      • 10.4.1.1 USA
      • 10.4.1.2 Canada
  • 10.5 Hull Mounted Sonar Market by Region
  • 10.6 Middle East & Africa - Market Analysis
    • 10.6.1 By Country
      • 10.6.1.1 Middle East
      • 10.6.1.2 Africa

• 11 Global Economic Factors

  • 11.1 Inflation Impact
  • 11.2 Trade Policies

• 12 Technology & Innovation

  • 12.1 Emerging Technologies
  • 12.2 AI & Digital Trends
  • 12.3 Patent Research

• 13 Investment & Market Growth

  • 13.1 Funding Trends
  • 13.2 Future Market Projections

• 14 Market Overview & Key Insights

  • 14.1 Executive Summary
  • 14.2 Key Trends
  • 14.3 Market Challenges
  • 14.4 Regulatory Landscape

Segments Analyzed in the Report

The global Hull Mounted Sonar market is categorized based on

By Type

• Dual Frequency Sonar
• Multi-Beam Sonar
• Synthetic Aperture Sonar
• Sidescan Sonar
• Single Beam Sonar

By Application

• Defense
• Commercial
• Research
• Fisheries
• Others

By Frequency Range

• Low Frequency
• Medium Frequency
• High Frequency
• Very High Frequency
• Ultra High Frequency

By End User

• Naval
• Commercial Shipping
• Research Institutions
• Fisheries
• Others

By Region

• North America
• Europe
• Asia Pacific
• Latin America
• Middle East & Africa

Key Players

• Thales Group
• Raytheon Technologies
• Lockheed Martin Corporation
• Bae Systems
• Northrop Grumman Corporation
• Saab AB
• Kongsberg Gruppen
• Leonardo S.p.A.
• Teledyne Technologies Incorporated
• Ultra Electronics Holdings plc
• Fugro N.V.
• Sonardyne International Ltd.
• Atlas Elektronik GmbH
• Wärtsilä Corporation
• Fugro Marine