What do you make of this, http://www.spamhero.com/, looks fairly promising. I have contacted my hosting company and I got the following message:
I have added the spam filter, but the issue still does persist. I am thinking possibly because I had the email addresses included in the web page it made it easy for bots to scan and get the email for spam purposes. In either case I can't disapoint my clients, so a solution needs to be found.