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 outstanding record of uptime is backed by a guarantee that your data is up and running at all times

  • 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?

CoreSite to Expand Chicago Data Center Campus

CoreSite has acquired a two-acre land parcel in downtown Chicago, Illinois, on which they expect to build CH2, a greenfield development of a 175,000-square-foot, turn-key, four-story data center supporting 18 critical megawatts of power capacity.

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Corporate Overview Video

Learn how CoreSite’s data center and interconnection solutions can address your business challenges.


See What STIGroup Says About Their Partnership with CoreSite

Rapidly growing managed security provider partners with CoreSite to improve network stability, increase marketing opportunities, and reduce operating costs by 35%.

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