The TaxPayers’ Alliance features the WLR. It says:

The Government has recently set aside £500 million to build a rail link between Heathrow and The West and is likely to agree a similar figure for a line running south from Heathrow. But Windsor Link Railway, a private company, is competing to build the route and for a fraction of the cost. It is proposing the first wholly privately funded new rail line in over 100 years. [More…]