Rack911 offers is a leading proactive linux server management company which specializes in server security.
Professional server management & Information security services by highly trained and certified experts.
Bobcares offers technical support and server administration services for mostly Linux and Windows hosting servers, running all major control panels. Bobcares offers support via helpdesk, chat and phone. Their software development division develops web based applications, and also undertakes web and graphic design projects.

Dynamic Net
Dynamic Net Inc. is a fully managed hosting provider and a provider of facility and non-facility based managed services. They offer CloudLinux across their shared hosting infrastructure. 

Flying Internet Services
FlyingServers International offers since 1996, managed hosting services, for both dedicated servers and Cloud in a Box solutions.. With our support packages, we take care of your server(s) security, server lock down and system administration (upgrades and updates). Cloudlinux is used in our shared, dedicated and VPS/Cloud hosting environment 

Remsys provides technical support solutions for business starting from routine server management, security audits and updates to high performance computing and mitigating DDos attacks.