Ex-Tory donor scathing about party’s response to Michelle Mone allegations

Exclusive: Gareth Quarry, who now donates to Labour, says Conservatives have trashed their reputation

• Revealed: Second firm pushed by Michelle Mone was secret entity of husband's office

A former Conservative donor who recently defected to Labour has launched a scathing attack on his former party, saying their response to the allegations about the Tory peer Michelle Mone has only strengthened his determination to help oust them from office.

Gareth Quarry, a businessman who recently gave Labour 50,000, told the Guardian he planned to increase that sum in the coming months, saying the Tories had trashed their reputation and that of the country.