About Founded 2014 Headquarters San Francisco Affiliat Since 2020 About Founded in 2014, Jackson Square is an independent, majority employee-owned investment manager, specializing in long-only, growth-oriented equity investing. Their approach has been honed by a team who has worked together for more than two decades, resulting in a unifying investment philosophy of concentrated, long-term investing focused on intrinsic business value growth. AMG Funds From This Firm JSPUX Jackson Square Global Growth Fund The fund seeks long-term capital appreciation. View Fund Details JSSSX Jackson Square International Growth Fund The fund seeks long-term capital appreciation. View Fund Details JSPJX Jackson Square Large-Cap Growth Fund The fund seeks long-term capital appreciation. View Fund Details DCGTX Jackson Square SMID-Cap Growth Fund The fund seeks long-term capital appreciation. View Fund Details