Williams Grand Prix Holdings PLC announced group earnings results for the year ended 31 December 2016. For the year, revenue was GBP 167.4 million against GBP 125.6 million last year. EBITDA was GBP 15.5 million against LBITDA of GBP 3.3 million a year ago. Operating free cash flow, was negative GBP 9.9 million against operating free cash flow of GBP 2.7 million a year ago.