Defense Support and Auxiliary Equipment Market Report 2025

This Defense Support and Auxiliary Equipment market report provides a comprehensive analysis of the market’s characteristics, size, and growth, including segmentation, regional and country-level breakdowns, competitive landscape, market shares, trends, and strategies. It also tracks historical and forecasted market growth across various geographies.

The defense support and auxiliary equipment market size has grown strongly in recent years. It will grow from $149.58 billion in 2024 to $158.91 billion in 2025 at a compound annual growth rate (CAGR) of 6.2%. The growth in the historic period can be attributed to defense budgets, geopolitical tensions, maintenance and upgrades, global terrorism, peacekeeping missions.

The defense support and auxiliary equipment market size is expected to see strong growth in the next few years. It will grow to $200.79 billion in 2029 at a compound annual growth rate (CAGR) of 6%. The growth in the forecast period can be attributed to emerging technologies, modernization programs, climate change and disaster response, global security challenges, international partnerships. Major trends in the forecast period include electrification and lightweighting, advanced materials, additive manufacturing, digitalization and connectivity, collaboration and partnerships,.

The rise in defense spending is expected to drive the growth of the defense support and auxiliary equipment market in the coming years. Defense spending refers to the financial resources allocated by governments to support their armed forces and military operations. It funds investments in research and development programs related to defense support and auxiliary equipment, as well as covering the costs of maintaining, repairing, and upgrading existing equipment. For example, in December 2024, the UK Parliament's House of Commons Library, a government agency based in the UK, projected that UK defense spending will reach £56.9 billion (approximately $70.5 billion) in the financial year 2024/25, with an increase to £59.8 billion (around $73.9 billion) in 2025/26. As a result, the growth in defense spending is contributing to the expansion of the defense support and auxiliary equipment market.

The defense market is expected to experience innovation and growth in the forecast period due to rapid advances in wireless technology and miniaturization. Miniaturization involves designing smaller components for equipment, making it more compact and efficient. These technological advancements are expected to enhance the defense industry. Additionally, the integration of technologies like 3D printing, artificial intelligence, and big data analytics in the manufacturing process is leading to higher productivity, reduced operating costs, and improved profit margins. The lower operating costs enable companies to expand their production capabilities and diversify their product portfolios, ultimately driving the growth of the defense support and auxiliary equipment market.

Major companies in the defense support and auxiliary equipment market are concentrating on the development and deployment of domestically built submarines to gain a competitive advantage in the industry. These submarines are designed, engineered, and manufactured within the country's borders, reducing reliance on foreign technology or expertise. Submarines play a vital role in defense auxiliary equipment as they are employed to safeguard naval vessels and other assets against hostile threats in maritime environments. An example of this is Taiwan, an East Asian nation that launched its first domestically produced submarine in September 2023. This achievement represents a significant milestone in upgrading its outdated naval capabilities. The diesel-electric attack submarine, named Hai Kun after a legendary fish in Chinese folklore, was unveiled at the CSBC (China Shipbuilding Corporation) Shipyard in the southern city of Kaohsiung. The submarine is equipped with state-of-the-art digital sonar systems, integrated combat systems, and various auxiliary equipment, including periscopes.

Passive radars are increasingly being adopted in the market due to their versatility and cost-effectiveness in various defense and civil applications. These systems offer imaging and tracking capabilities by harnessing existing electromagnetic signals in the atmosphere, in contrast to regular active radars, which emit electromagnetic signals towards the target and capture the reflections. Passive radars, on the other hand, utilize ambient radio signals for tracking and surveillance, resulting in lower operational costs. Examples of passive radar systems include Silent Sentry by Lockheed Martin, Celldar by Roke Manor Research Limited, and Homeland Alerter 100 by Thales Group.

Major companies operating in the defense support and auxiliary equipment market include Raytheon Technologies Corporation, Thales Group, The Boeing Company, Leidos, Leonardo SpA, ManTech International Corp., L3 Technologies Inc., Rostec State Corporation, Bae Systems PLC, RTX Corp, Lockheed Martin Corporation, General Dynamics Corporation, British Aerospace Engines Systems PLC, Northrop Grumman Corporation, Safran S.A, Honeywell International Inc., United Technologies Corporation, Elbit Systems Ltd., Rheinmetall AG, Harris Corporation, Cobham Ltd., Moog Inc., Meggitt PLC, Curtiss-Wright Corporation., Teledyne FLIR LLC, Ultra Electronics Holdings PLC, Esterline Technologies Corporation, Kongsberg Gruppen ASA, British Foreign & Colonial Automatic Light Controlling Company Ltd., QinetiQ Group PLC, Kratos Defense & Security Solutions Inc., AVAV - AeroVironment Inc., Textron Inc., Cubic Corp, Science Applications International Corporation.

Defense support and auxiliary equipment encompass the various equipment used in support of military operations, including but not limited to devices such as sonars. These items encompass both mobile and fixed systems that play a crucial role in bolstering the functionality of primary defense systems.

The primary categories of defense support and auxiliary equipment comprise military radars, military satellites, and other forms of equipment dedicated to aiding defense operations. Military satellites are artificial satellites specifically deployed for military applications, primarily serving purposes like navigation, intelligence collection, and military communications. These satellites are equipped with various payloads, including communication, navigation, and imaging systems, and find application across various functions such as intelligence, surveillance, reconnaissance (ISR), communication, and navigation.

The defense support and auxiliary equipment market research report is one of a series of new reports that provides defense support and auxiliary equipment market statistics, including defense support and auxiliary equipment industry global market size, regional shares, competitors with a defense support and auxiliary equipment market share, detailed defense support and auxiliary equipment market segments, market trends and opportunities, and any further data you may need to thrive in the defense support and auxiliary equipment industry. This defense support and auxiliary equipment market research report delivers a complete perspective of everything you need, with an in-depth analysis of the current and future scenarios of the industry.

North America was the largest region in defense support and auxiliary equipment market in 2024. Asia-Pacific is expected to be the fastest growing region in the forecast period. The regions covered in the defense support and auxiliary equipment market report are Asia-Pacific, Western Europe, Eastern Europe, North America, South America, Middle East, Africa. The countries covered in the defense support and auxiliary equipment market report are Australia, China, India, Indonesia, Japan, South Korea, Bangladesh, Thailand, Vietnam, Malaysia, Singapore, Philippines, Hong Kong, New Zealand, USA, Canada, Mexico, Brazil, Chile, Argentina, Colombia, Peru, France, Germany, UK, Austria, Belgium, Denmark, Finland, Ireland, Italy, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland, Russia, Czech Republic, Poland, Romania, Ukraine, Saudi Arabia, Israel, Iran, Turkey, UAE, Egypt, Nigeria, South Africa.

The defense support and auxiliary equipment market consists of sales of defense support and auxiliary equipment such as radars, and satellites. Values in this market are ‘factory gate’ values, that is the value of goods sold by the manufacturers or creators of the goods, whether to other entities (including downstream manufacturers, wholesalers, distributors, and retailers) or directly to end customers. The value of goods in this market includes related services sold by the creators of the goods.

The market value is defined as the revenues that enterprises gain from the sale of goods and/or services within the specified market and geography through sales, grants, or donations in terms of the currency (in USD, unless otherwise specified).

The revenues for a specified geography are consumption values that are revenues generated by organizations in the specified geography within the market, irrespective of where they are produced. It does not include revenues from resales along the supply chain, either further along the supply chain or as part of other products.

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