Brian Warren

CoreSite Realty Corp. was a real estate investment trust, which engages in the ownership, acquisition, construction and operation of strategically located data centers. The firm was offers collocation and interconnection solutions for networks, cloud services, and industry solutions. The company was founded in 2001 and is headquartered in Denver, CO.

Level 3 Parent LLC engages in the provision of integrated communications services. The firm offers internet protocol and data such as internet, virtual private network (VPN), Ethernet, content delivery network (CDN), media delivery, vyvx broadcast, managed, and cloud and information technology; and transport and fiber including voice, colocation and data center and security services. It distributes its products to enterprise, content, government and wholesale customers. The company was founded by Kevin J. O'Hara in 1941 and is headquartered in Broomfield, CO.