LEANING IN: The Riveter cofounder and CEO Amy Nelson, standing in foreground, with, from left, teammates Martha Segovia, Jennifer Cadence, Kirsten Mullins, Dubraskha Arrivillaga and Nadya Matiya. GOLD AWARD: THE RIVETERLocation: Seattle | Employees: 9Top Exec: Amy Nelson, cofounder & CEOtheriveter.co Amy Nelson founded The Riveter to change the world. Were working to create a…