Look at this profile
https://bitcointalk.org/index.php?action=profile;u=577He was running an exchange btcex
https://en.bitcoin.it/wiki/BTCexThe site closed temporarily, beginning 12 May 2011 after claiming that a user claimed irregularities in trading and threatened legal action. The exchange re-opened in early June, with 5/6 (83%) of each user's bitcoins missing (eg. if one had an account balance of 120BTC before they went down, only 20BTC were left). Their support remain silent.
Since July 23, 2012 the site is reporting an additional, unexpected "maintenance closure". Customers are reporting that they have no access to their funds
After 2011 incident btc-e start to operate.
Just like btc-e owners, btcex owner remain anonymous despite users speculations about his identity.