Wpengine is my number one choice for managed wordpress hosting.
About WP Engine
WP Engine is the WordPress Digital Experience Platform that gives companies of all sizes the agility, performance, intelligence, and integrations they need to drive their business forward faster. WP Engine’s combination of tech innovation and an award-winning team of WordPress experts are trusted by over 120,000 companies across 150 countries to provide counsel and support, helping brands create world-class digital experiences. Founded in 2010, WP Engine is headquartered in Austin, Texas and has offices in Brisbane, Australia; Limerick, Ireland; London, England; Omaha, Nebraska; San Antonio, Texas and San Francisco, Calif.