ORGANIZATION AND DESCRIPTION OF BUSINESS

12 Months Ended

Jun. 30, 2018

ORGANIZATION AND DESCRIPTION OF BUSINESS

ORGANIZATION AND DESCRIPTION OF BUSINESS

(1) ORGANIZATION AND DESCRIPTION OF BUSINESS

Business

Zayo Group Holdings, Inc., a Delaware corporation, was formed on November 13, 2007, and is the parent company of a number of subsidiaries engaged in providing access to bandwidth infrastructure. Zayo Group Holdings, Inc. and its subsidiaries are collectively referred to as “Zayo Group Holdings” or the “Company.” The Company’s primary operating subsidiary is Zayo Group, LLC (“ZGL”). Headquartered in Boulder, Colorado, the Company provides communication infrastructure solutions, including fiber and bandwidth connectivity, colocation and cloud infrastructure  to businesses primarily in the United States (“U.S.”), Canada and Europe. The Company provides its products and offerings through six segments:

· Fiber Solutions, including dark fiber and mobile infrastructure solutions.

· Transport, including Ethernet, wavelength, wholesale IP, and SONET solutions.

· Enterprise Networks, including private lines, dedicated Internet and cloud-based computing and storage products.

· Colocation, including provision of colocation space and power and interconnection offerings.

· Allstream, including Cloud VoIP and Data Solutions.

· Other offerings, including Zayo Professional Services (“ZPS”).

The Company’s shares are listed on the New York Stock Exchange (NYSE) under the ticker symbol “ZAYO”.