The Uptime Institute. Tier certifications

Founded in 1993 by Kenneth G. Brill, the Uptime Institute was acquired by The 451 Group[6] (named after the book Fahrenheit 451 by Ray Bradbury) in 2009. Since then, the Uptime Institute has been an independent division of The 451 Group[7] which is headquartered in New York with offices in locations including San Francisco, Washington DC, London, Boston, Seattle, Denver, São Paulo, Dubai, and Singapore. The 451 Group also owns 451 Research, a technology-industry syndicated research and data firm.

Wikipedia (2014)

… “named after the book Fahrenheit 451″ … no need to invent it!