Hybrid IT, simplified.

Data center, cloud and interconnection solutions that fuel business growth.

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Trusted By 1,200+ Customers

The Right Environment for Your IT Infrastructure

  • 24 x 7

    In-House Security

    We directly employ and train our security staff, adding a layer of skill and accountability

  • 100 %

    Uptime SLA

    Our SLA is backed by performance. We achieved six 9s uptime across our portfolio last year.

  • 375 +


    Improve performance by connecting to networks of your choice directly or through peering exchanges

  • 300 +

    Cloud & IT Providers

    Directly connect to nearly any cloud or IT provider you need, including top providers like AWS and Microsoft, to optimize your hybrid IT solution

5 reasons to directly connect your hybrid cloud solution.

What's New At CoreSite?

Are You Meeting Your Patients Online?

Take this 2-minute quiz to see whether you are falling behind or blazing ahead to digitally transform your healthcare organization and your patient experience.

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CoreSite Announces Availability of VMware Cloud on AWS in Four Markets

Customers can now privately connect to VMware Cloud on AWS in our Boston, Denver, New York and Northern Virginia markets.

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Enabling VMware Cloud on AWS

CoreSite and Faction have partnered to provide managed hybrid cloud solutions, enabling customers to optimize VMware Cloud on AWS. Watch this video to understand how it all comes together to create the ultimate hybrid cloud solution.


Ready to see what CoreSite can do for you?