Jack SinclairJack Sinclair is an experienced Chief Financial Officer and Chief Operating Officer with over 20 years in startups and scaleups, including Return Path, Stack Overflow, and Bolster. Jack began his career at Stern Stewart as an analyst but quickly figured out he enjoyed startups and scaleups and has since cofounded Return Path and Bolster. Jack contributed to "Startup CXO: A Field Guide to Scaling Up Your Company's Critical Functions and Teams" (Wiley, 2021), sharing his experience, tips, and best practices for CFOs to scale up the finance function. Jack earned a BS in Finance from the Wharton School of the University of Pennsylvania. Read More Read Less