Members Voluntary Liquidation (MVL) is a process that enables shareholders’ to formally close down a solvent company, when there are sufficient assets available to discharge all outstanding liabilities and there is a balance to distribute back to the shareholders as a capital distribution.( Either in specie- which means effectively transferring owned assets such as equipment or from funds held in the company). The value of the assets or remaining funds have to exceed £25,000 for this to be a viable route
Ps I’m assuming you have something to gain otherwise just wait for it to be struck off the VAT man may object but if there’s no assets the Debt dies with the co , you might run the risk of being asked where the half a mil went but …..