A.Paul Software Systems (APSSPL) is a design-led electronics and software company developing advanced mobility, surveillance, and industrial systems for the next generation of connected infrastructure.
Our products combine high-reliability hardware, intelligent software, and ruggedized design—engineered to perform flawlessly in the most demanding environments.

We are a strategic and dominant supplier to Indian Railways, with systems deployed across locomotives, coaches, and metro trains. Our engineering philosophy and manufacturing standards align with global benchmarks—from EN 50155-compliant electronics to cybersecurity-tested software platforms—positioning our products for international deployment and long-term OEM alliances.