Professional Services Company Selects Zayo for Connectivity

IP-VPN solution to provide reliability, security and flexibility

BOULDER, Colo.–(BUSINESS WIRE)–A global professional services company has selected Zayo Group Holdings,
Inc. (NYSE: ZAYO) for a managed IP network to connect its Canadian
locations.

The pan-Canadian solution will connect several dozen locations for the
customer. The end-to-end virtual private network will support secure,
high-performance connectivity between the customer’s locations.

The solution is a managed, fully meshed, Layer 3 private network that
will securely transmit corporate data between multiple corporate
locations. Delivered on Zayo’s global fiber network with an IP/MPLS
backbone and dense metro reach, managed IP-VPN provides a cost-effective
and reliable way to ensure mission-critical traffic reaches its
destination quickly and securely.

“Our ability to partner with the customer to provide a flexible solution
gave Zayo the competitive advantage to win this deal,” said Tyler
Coates, senior vice president of Zayo’s Enterprise segment. “It’s an
excellent illustration of putting Zayo’s assets to work to provide
managed services for a growing enterprise customer.”

For more information about Zayo, please visit zayo.com.

About Zayo Group

Zayo Group Holdings, Inc. (NYSE: ZAYO) provides communications
infrastructure solutions, including fiber and bandwidth connectivity,
colocation and cloud infrastructure to the world’s leading businesses.
Customers include wireless and wireline carriers, media and content
companies and finance, healthcare and other large enterprises. Zayo’s
130,000-mile network in North America and Europe includes extensive
metro connectivity to thousands of buildings and data centers. In
addition to high-capacity dark fiber, wavelength, Ethernet and other
connectivity solutions, Zayo offers colocation and cloud infrastructure
in its carrier-neutral data centers. Zayo provides users with flexible,
customized solutions and self-service through Tranzact, an innovative
online platform for managing and purchasing bandwidth. For more
information, visit zayo.com.

Forward-Looking Statements

This press release contains a number of forward-looking statements.
Words, and variations of words such as “believe,” “expect,” “plan,”
“continue,” “will,” “should,” and similar expressions are intended to
identify our forward-looking statements. No assurance can be given that
future results expressed or implied by the forward-looking statements
will be achieved and actual results may differ materially from those
contemplated by the forward-looking statements. These forward-looking
statements involve risks and uncertainties, many of which are beyond our
control. For additional information on these and other factors that
could affect our forward-looking statements, see our risk factors, as
they may be amended from time to time, set forth in our filings with the
SEC, including our 10-K dated August 24, 2018. We disclaim and do not
undertake any obligation to update or revise any forward-looking
statement in this press release, except as required by applicable law or
regulation.

Contacts

Zayo Group Holdings, Inc.
Media:
Shannon Paulk,
303-577-5897
Corporate Communications
press@zayo.com

Investors:
Brad
Korch, 720-306-7556
Investor Relations
IR@zayo.com