Bengaluru-based social tech enterprise RubanBridge (1Bridge) has announced that it has secured $2.5 million in the latest funding round led by C4D Partners. The round saw participation from KAAJ Ventures, and angel investors including founding partner of Accel Partners – Prashanth Prakash, co-founder of Happiest Minds – Puneet Jetli, as well as PE/VC executive – Aradhana…