FWIW, I thought I'd try these guys today, and sadly they could get close, but not close enough.
Very pleasant to talk to but "money talks"!!
Anyhoo, as a comparison -
2 drivers (both aged 35, Full UK drivers for 18 years)
Healthcare Assistant (private) & Lecturer
Full protected NCB & 1 sp30 (£60+3pts)
Living in the HR6 area - car kept on driveway + used for S,D & Commuting
2005 Golf GTI totally standard.
£368 + £350 xs
The cheapest I've got so far was £345 with £200 xs.
Dan