Merritronix Limited engages in Electronics Systems Design and Manufacturing (ESDM) activities involving high-reliability and mission-critical electronic assemblies and systems for defence, aerospace, telecommunications and specialized industrial electronics. Its ESDM segment encompasses component sourcing, PCB assembly using SMT and THT processes, system integration, testing, rapid prototyping and box-build work carried out to the quality requirements of defense and aerospace programmes. Its obsolescence-management segment covers obsolete-component procurement, legacy-system re-engineering, system redesign and lifecycle-extension activities used for ageing defense, aerospace and industrial platforms requiring continued support. Its trading-sales segment handles the sourcing and stocking of electronic and electromechanical components from authorized suppliers to mitigate supply-chain constraints and support continuity in customer production schedules. The company caters to customers across defense, aerospace, electrical engineering, heavy industries, power utilities, OEM design houses and engineering-services firms requiring reliable and performance-oriented electronic systems. The company was incorporated in 1988 and is based in Hyderabad, India.