Leadership development startup PeakPerformer has raised early-seed round from Antler India, a venture capital firm. The co-investors in the funding round were Co-founder and CEO of Unacademy Group, Gaurav Munjal and Angel Investor & Founder of Onnivation, Saket Agarwal. Aishwarya Goel, Co-founder and CEO, PeakPerformer, commented, “There are 90 million+ managers globally but only a…