Security Expert Required Urgently!

o Hi, my site has been hacked and the hacker has defaced the homepage o I urgently need a security expert to remove the malicious code and bring back the site to its original condition o Once that is done, he should also go through all the coding and check for any vunerability and recode it to give maximum security so that such incidents don't occur again! o In short need an excellent web-security expert for a long term relation.