Chestnut Street Ventures (an Alumni Ventures Fund) | 5,341 followers on LinkedIn. An Alumni Ventures Fund and community for Penn alumni & friends. | Chestnut Street Ventures is an Alumni Ventures' venture capital fund for alumni of Penn that invests in companies with a Penn connection. Meet the team: Brain Keil, Managing Partner Wesley Yiu, Partner Mason Hale, Senior Associate We are part of Alumni Ventures, America’s largest venture firm for individual investors. Founded in 2014, we are the venture investing partner to over 11,000 individuals and institutions.