06791708 is the reg. no. assigned to High Speed Four (hs4) Limited. The company was registered as a Pri/ltd By Guar/nsc (private, Limited By Guarantee, No Share Capital) on 2009/01/14. The company has existed on the market for 15 years. The enterprise could be contacted at Gmh 5/28 Horseferry Road in London. The company's post code assigned is SW1P 4DR. This enterprise's SIC code is 49100 which stands for Passenger rail transport, interurban. The business most recent accounts describe the period up to Tuesday 31st January 2023 and the most current annual confirmation statement was released on Sunday 3rd September 2023.