Who we are Our Trustees Paul Armstrong Paul is a founding Trustee of SBT and has served on SBT’s Investment Committee since inception in 2010. Paul is a Managing Director at Permira, an international Private Equity firm that provides capital and support to grow ambitious businesses into industry leaders. Paul’s focus at Permira is on the execution of transactions for the Permira Funds globally. Outside of the Boards he is a member of, in connection with the investment activities of the Permira Funds, he is also on the Board of Trustees at the Permira Foundation, where he is Chair, and on the Board of Trustees of the Dr. Martens Foundation. What makes SBT so special? To us, it's the absolute focus on quality engagement, providing outstanding support for social enterprises and a first-class development experience for my colleagues and me to work with fast growth, high impact social businesses and use our professional skills to help them make a real difference. In all, it's one of the most rewarding and enjoyable parts of my life.