Co-founder of Gordian Knot, a London and NY based asset management company that specialises in credit, fixed income and derivative markets. SPH is also Chairman of Yorkshire Hydropower & Northern Hydropower, two EIS funded, run-of-river hydropower companies that operate generation and storage assets in England which he co-founded with Mark Simon. Previously at Citibank, educated at Harvard Business School and London School of Economics. Keen pilot (gliding, racing, display and vintage aircraft). Lives in London and in Suffolk. Typically seen with a pair of black Labradors; Nimbus & Niro.