I host with secured servers . absolutely zero problem so far. they are also giving 50$ cloud credit to new customers.
I also recommended you to search where your competitor sites are hosted go to http://whoishostingwebsite.com/ to discover . this will give you a better idea of various hosting...
if you need the best support on best prices then go with securedservers ...also csf firewall can provide advance protection for your linux box
http://configserver.com/cp/csf.html
you can use .htaccess to redirect www to non www
a guide
http://smartsecurity.co/threads/redirect-all-ip-address-name-server-and-sub-domains-to-your-primary-domain.12/