Z21 Ventures, an early-stage investment firm focusing on the India-US corridor, has fully deployed its first $5-million fund and is gearing up to launch a $40 million second fund. The firm, founded in 2022 by Abhinav Shashank and Raj Shekhar Singh, targets enterprise software and hardware startups with investments ranging from $100,000 to $150,000, backed by a community of Indian-origin technology executives like Google, Amazon, and Meta.