15 Largest Data Center Companies in the World

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12. Coresite (NYSE: COR)

Revenue: $481.8 Million

Number of Employees: 442

Number of Data Centers: 24

Headquarter: Denver, Colorado

One of the best players in the colocation market and one of the largest data center companies in the world is CoreSite. The company offers stable, reliable high-performance data center and interconnection solutions. CoreSite owns 24 operating data centers across 8 major communication markets in the U.S. has a portfolio totaling more than 4.6 million square feet of data center space. 

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