King Charles’s property management firm rakes in £1.2bn as it continues to benefit from offshore windfarm boom King Charles’s tax bill: what did we learn and what is still in the dark? King and Queen will not live at Buckingham Palace after £369m refit King Charles’s property management company has made more than £1bn for the third consecutive year thanks to the boom in offshore windfarms paid for through energy bills. The crown estate, the royals’ portfolio of land and property , reported £1.2bn in profit for the last financial year, almost three times the amount it made three years ago.