We, at SOS Web Design, highly recommend the following companies as providers of WordPress Managed Hosting.
WPEngine
WPEngine is a deluxe WordPress hosting provider. Their hosting provides fast and reliable servers that could deal with any challenges. Your website will be basically impenetrable by hackers and their customer service will blow you way. They will update your WordPress installation automatically, create daily backups, provide one-click restore points, handle automatic caching, offer top-tier security, one-click staging area, and much more. WPEngine is like having a team of WordPress experts at your command. Brands like HTC, FourSquare, SoundCloud, Balsamiq, and many others use WPEngine for their WP hosting. If you are a business who does not want to constantly deal with the technical aspect of your site, then WPEngine is the best solution for you.