Zayo Group Holdings, Inc. (NYSE: ZAYO) provides mission-critical bandwidth to the world?s most impactful companies, fueling the innovations that are transforming our society. Zayo?s 133,000-mile network in North America and Europe includes extensive metro connectivity to thousands of buildings and data centers. Zayo?s communications infrastructure solutions include dark fiber, private data networks, wavelengths, Ethernet, dedicated internet access and data center colocation services.