Hybrid IT, simplified.

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

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Trusted By 1,200+ Customers
MLB Network
Telia Carrier
Paul Hastings

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

Debating in-house vs. colocation? Compare the costs side-by-side.

What's New At CoreSite?

AWS Direct Connect Now Available at CoreSite’s Chicago Data Center

AWS Direct Connect is now available through CoreSite’s Chicago data center. CoreSite customers can now access AWS Direct Connect across six major markets through the CoreSite Open Cloud Exchange.

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Faction Partners with CoreSite to Launch Multi-Cloud Storage & Network Solutions

Faction has partnered with CoreSite to deliver high-performance and cost-effective VMware based clouds with Administrator-level access to VMware vCenter.

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Microsoft Azure ExpressRoute Now Available in Seven Markets

CoreSite customers can benefit from direct access to the global Azure network backbone via private connectivity, offering increased security, ultra-low latency, more reliability and significantly reduced data transfer costs.

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“The great thing about working with CoreSite is that we don’t have to micromanage them through the build because they’ve got a great team of experienced professionals. We manage a large number of builds with a fairly remote and lean team globally, so having a team we can trust to get the job done day in and day out is a huge confidence builder.”Andrew Haynes, Chief Operating Officer, Telia Carrier
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