72. Tierpoint

2016 Rank: 124

Top Executive: Jerry Kent, Chairman & CEO

Location: St. Louis

www.tierpoint.com

Cloud and managed services provider TierPoint has greatly increased its footprint over the last two years by scooping up data center assets, with acquisitions from companies like Windstream and Cosentry. In October, it forged a relationship with Amazon Web Services through which it began offering partners and customers dedicated network connectivity to the leading public cloud provider.