Indian aerospace and defence manufacturer Sigma Advanced Systems Limited has disclosed defence orders worth approximately ₹2,315 crore, covering 155 mm artillery ammunition, specialised ammunition components and indigenous artificial intelligence-powered counter-drone systems. The order details were presented in the company’s financial and operational update for the second quarter of FY 2026–27, highlighting its expanding participation in international defence supply chains and India’s domestic military technology sector.
The disclosed orders include ₹1,013 crore for 155 mm base-bleed artillery shells, ₹973 crore for Base Bleed Units, ₹174 crore for specialised artillery ancillary subsystems and ₹155 crore for Indrajaal Ranger counter-drone systems. The portfolio combines conventional ammunition manufacturing with advanced autonomous defence technologies, reflecting the company’s diversification across military equipment and aerospace engineering.
₹1,013 Crore Artillery Export Order Strengthens International Defence Business
One of the major developments highlighted by Sigma Advanced Systems is an export contract valued at approximately ₹1,013 crore for the manufacture and supply of 155 mm base-bleed artillery shells to a North American customer. The contract represents an important expansion of the company’s participation in international artillery ammunition supply chains.
The 155 mm calibre is widely used by modern artillery systems, making it an important category in international defence ammunition procurement. Artillery ammunition manufacturing requires specialised metallurgical processes, precision machining, rigorous quality assurance and consistency across large production quantities.
Base-bleed artillery projectiles incorporate a specialised system at the rear of the projectile that reduces aerodynamic drag during flight. By decreasing the low-pressure wake behind the shell, the technology can improve its ballistic performance and extend its effective range compared with conventional projectiles of similar design.
Sigma’s involvement in manufacturing ammunition components for overseas customers reflects the growing capabilities of Indian private defence manufacturers in meeting demanding international engineering and production requirements. Such contracts create opportunities for domestic suppliers specialising in precision components, advanced materials and industrial manufacturing processes.
₹973 Crore Contract for Base Bleed Units
The company has also highlighted an export order worth approximately ₹973 crore for Base Bleed Units associated with 155 mm artillery ammunition. The contract was previously announced in October 2026 and forms part of the order portfolio presented in the latest investor update.
Base Bleed Units are specialised components integrated into certain extended-range artillery projectiles. Their function is to reduce aerodynamic drag during flight, contributing to improved range performance without serving as a conventional rocket propulsion system.
Manufacturing these units requires controlled production processes, reliable material characteristics and close adherence to technical specifications. The ability to supply such components to international defence customers demonstrates the importance of precision engineering and specialised industrial expertise in India’s growing ammunition manufacturing sector.
The previously announced contract has an execution period of approximately 12 months. Its inclusion in Sigma’s latest financial presentation provides additional visibility into the company’s defence export activities and its role in producing components for advanced artillery ammunition.
Specialised Artillery Subsystems Add ₹174 Crore in Export Business
Sigma Advanced Systems has additionally disclosed an order worth approximately ₹174 crore for specialised ancillary subsystems used in 155 mm artillery ammunition. The contract was announced on October 21, 2026, and involves a North American customer associated with the NATO defence supply chain.
The agreement covers specialised components supporting artillery ammunition production, with execution expected by the second quarter of 2027. It extends the company’s involvement beyond individual ammunition components into a broader range of engineering products required for sophisticated artillery systems.
International defence supply chains depend on manufacturers capable of consistently producing components that meet stringent technical and quality requirements. Indian companies participating in these arrangements gain opportunities to develop advanced production processes, improve manufacturing standards and build long-term relationships with overseas defence equipment suppliers.
The ₹174 crore agreement, together with Sigma’s larger artillery-related orders, illustrates the company’s expanding presence in the global market for specialised ammunition manufacturing and associated engineering systems.
Indrajaal Ranger Secures ₹155 Crore Counter-Drone Orders
Alongside its artillery manufacturing activities, Sigma Advanced Systems has reported orders worth approximately ₹155 crore for the indigenous Indrajaal Ranger counter-drone platform. The system has been developed in collaboration with Indrajaal Autonomous Defense Systems and represents the company’s participation in India’s expanding market for autonomous military and security technologies.
Indrajaal Ranger is designed as a mobile, artificial intelligence-enabled counter-drone system intended for applications such as border surveillance, security patrols and protection of strategically important installations. The platform combines mobility with technologies used to detect and respond to unauthorised unmanned aerial systems.
The growing use of drones in military operations, surveillance and sensitive security environments has increased demand for integrated counter-unmanned aircraft systems. These technologies support the detection, identification, tracking and management of aerial threats, particularly where conventional security arrangements may face challenges from small and rapidly manoeuvring drones.
Mobile counter-drone platforms offer operational flexibility because they can accompany security patrols or be deployed around vulnerable facilities according to changing requirements. Their development also draws upon capabilities in artificial intelligence, sensors, electronic systems, communications and automated threat assessment.
The Indrajaal Ranger orders demonstrate the increasing commercial relevance of indigenous counter-drone technologies and the opportunities available to Indian companies developing specialised equipment for military and homeland security applications.
Defence Orders Demonstrate a Diversified Manufacturing Portfolio
Sigma Advanced Systems’ disclosed defence order portfolio covers several distinct segments of military manufacturing. The artillery-related orders represent approximately ₹2,160 crore of the identified business, while the Indrajaal Ranger orders account for another ₹155 crore.
This combination demonstrates how private defence companies are expanding their activities across established weapons manufacturing categories and emerging technological applications. Artillery ammunition and its specialised components require advanced materials engineering and industrial manufacturing capabilities, while counter-drone platforms draw upon electronics, software, autonomous systems and integrated surveillance technologies.
The company is also developing its broader aerospace business through international partnerships, acquisitions and manufacturing expansion. Its activities extend into precision components and engineered products used in aviation and aerospace applications, providing an additional industrial foundation alongside defence manufacturing.
The latest order disclosures form part of a wider business update covering approximately ₹3,915 crore in new orders and long-term agreements secured since July 2026 across the company’s aerospace and defence operations. The larger figure includes additional aerospace business and should be distinguished from the ₹2,315 crore defence order portfolio.
Quarterly Revenue Reaches ₹417 Crore
Sigma Advanced Systems also reported consolidated revenue from operations of approximately ₹417.07 crore for the quarter ended September 30, 2026, representing growth of 11.43% compared with the preceding quarter.
The company reported operational EBITDA of approximately ₹82.28 crore and profit after tax of ₹48.60 crore. The results reflect its expanding aerospace and defence operations, supported by international business development and acquisitions.
The latest company update identified approximately ₹121 crore in combined domestic defence and defence export revenue during the quarter, alongside around ₹296 crore from aerospace activities. These figures illustrate the contribution of both sectors to the company’s consolidated operations.
Sigma has also strengthened its international aerospace manufacturing presence through the acquisition of UK-based Bromford Precision Solutions. The acquisition expands its capabilities in precision-engineered components and provides access to established aerospace manufacturing expertise.
The combination of international aerospace engineering and domestic defence manufacturing gives the company a broader industrial platform for participating in sophisticated engineering programmes and global supply chains.
India’s Private Defence Manufacturers Expand International Capabilities
Sigma Advanced Systems’ latest disclosures reflect the expanding role of Indian private enterprises in defence manufacturing, particularly in artillery ammunition, precision-engineered components and advanced security technologies.
India’s defence industrial ecosystem increasingly includes companies specialising in complex manufacturing processes, electronic systems, advanced materials and autonomous technologies. Their participation complements the capabilities of defence public sector undertakings and government research institutions while broadening the domestic manufacturing base.
International artillery component contracts demonstrate the ability of Indian suppliers to participate in specialised defence production networks. At the same time, indigenous platforms such as Indrajaal Ranger highlight the growing importance of domestically developed technologies in addressing evolving security requirements.
Together, these activities support the development of manufacturing expertise, engineering employment and specialised industrial supply chains within India. They also strengthen opportunities for Indian companies to establish a sustained presence in international defence markets.
Strengthening India’s Position in Global Defence Supply Chains
The disclosure of approximately ₹2,315 crore in defence orders marks an important development in Sigma Advanced Systems’ expanding defence manufacturing activities. Its portfolio combines international artillery ammunition contracts with indigenous counter-drone systems, demonstrating participation in both conventional defence production and emerging military technologies.
The company’s growing engagement with international customers also highlights India’s expanding industrial capabilities in precision engineering and specialised defence components. These activities are supported by investments in manufacturing infrastructure, technical expertise and international business partnerships.
By advancing artillery component manufacturing, expanding defence exports and supporting indigenous autonomous security systems, Sigma Advanced Systems is contributing to the diversification of India’s private defence industry. Its latest operational update reflects the increasing role of Indian enterprises in supplying advanced military equipment and developing technologies relevant to both domestic security requirements and international defence markets.\
References
Sigma Advanced Systems Limited, Investor Presentation and Financial Results for the Quarter and Half-Year Ended September 30, 2026. Filed with the National Stock Exchange of India on November 6, 2026.
Company Investor Relations:
https://sigmaadvsys.com/investors-services/announcements/
NSE Investor Presentation, 6 November 2026:
https://aftermarkets.in/announcements/nse_106850833
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