http://blog.coinfloor.co.uk/post/82980052547/coinfloors-first-provable-solvency-report

Coinfloor's been doing the solvency reports for a while. Makes sense with all the post-Gox trauma. 
Sporting low prices, highest trade volume in UK and a liquid order book https://coinfloor.co.uk/orderbook 
 
The car is a nice touch