Indian startup Chakr Innovation, a venture by IIT Delhi alumni, has raised $23 million in Series C funding headed by Iron Pillar, along with participation from SBI Capital Ventures, ONGC, IAN, and Inflexor. The startup, recognized for its emission-control devices and clean-energy solutions, will use the funds to increase manufacturing capacity, bolster R&D, and create alternative energy storage technologies. This raise is a major milestone for India’s deep-tech and clean-tech innovation.