Daniel Caruso

Ameritech Corp. provided telecommunications services in the United States. Its Bell Group provided exchange telecommunications, local and long-distance exchange access services for business and residential customers in the Midwest was made up of Illinois Bell, Indiana Bell, Michigan Bell, Ohio Bell and Wisconsin Bell. The company was headquartered in Chicago, IL.

Part of AT & T, Inc., Illinois Bell Telephone Co. LLC is a private company that provides telephone communication services. The company is based in Springfield, IL.

MFS Communications Co., Inc. was a provider of local telecommunications services. It used to operate and develop andoperate fiber optic networks in major metropolitan centers throughout the United States. In 1996, the company was acquired by WorldCom, Inc. for $14.3 Billion. The company was headquartered in Omaha, NE.

MCI, Inc. provides telecommunication services. It serves thousands of businesses and government entities throughout the world and provides voice, data and Internet communication services for millions of customers. The company is located in Ashburn, VA

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.

ICG Communications, Inc. used to provide broadband internet infrastructure services. The company used to deliver data and voice services to corporate customers, internet service providers and telecommunication carriers using a network that it own and operate. The company was located in Englewood, CO

Envysion, Inc. provides cloud-based video driven business intelligence solutions. It provides Web-based video management solutions to video surveillance markets. The company provides managed video as a service platform, a video management software that is hosted through the Internet. It serves restaurants, retail companies, financial service companies, hospitality, and convenience store operators in North America. Envysion was founded by Dan P. Caruso, Matt Steinfort and Robert Hagens in 2006 and is headquartered Louisville, CO.

Zayo Group UK Ltd. owns metropolitan networks. Its optical fiber network transfers bandwidth data traffic. The firm provides customers with connectivity between business markets. Its product portfolio includes dark fibre to provide an alternative to construct private business networks; IP Network offers access to the content provider and user to wholesale Internet transit and Metro-Express & Metro-Express Plus to allow the transport of a variety of protocols across single or multiple wavelengths on a dedicated pair of fibres. The company also offers Metro-Wave Division Multiplexing a network between business locations; Metro-IP to provide Internet bandwidth direct to business premises; Metro-wavelengths and Metro-Ethernet connectivity between various London Data centers. Zayo Group UK was founded in 1999 and is headquartered in London, United Kingdom.

New Global Telecom, Inc. provides VoIP solutions and outsourced network management services. The company delivers VoIP services to carriers and service providers. The company was founded in 1996 and is headquartered in Lakewood, CO.