Stephen Fisher

Zayo Group Holdings, Inc. engages in the provision of communications and bandwidth infrastructure services in the United States, Canada, and Europe. It operates through the following segments: Zayo Networks, Zayo Colocation (zColo), Allstream, and Other. The Zayo Networks segment includes access to bandwidth infrastucture. The Zayo Colocation segment refers to data center and cloud infrastructure solutions to a range of enterprise, carrier, cloud, and content customers. The Allstream segment consist of cloud volp and data solutions. The Other segment comprises of zayo professional services (ZPS), which provides network and technical resources to customers. The company was founded by John Louis Scarano, Sandi Mays, and Daniel P. Caruso on November 13, 2007 and is headquartered in Boulder, CO.

Part of Zayo Group Holdings, Inc., Zayo Group LLC is a company that provides tailored connectivity and edge solutions. The company is based in Boulder, CO. Zayo Group was founded in 2007 by John Louis Scarano, Matthew Erickson, Daniel Philip Caruso, and Sandi Mays. The company's future-ready network spans over 17.5 million fiber miles and 142,500 route miles, enabling carriers, cloud providers, data centers, schools, and enterprises to deliver exceptional experiences from core to cloud to edge. Stephen Michael Smith has been the CEO of the company since 2020.

Allstream Business, Inc. is a leading provider of business communication services in North America. Allstream is big enough to deliver and small enough to care, providing customers with access to an expansive network of experts and a team focused on reliability. The company is based in Mississauga, Canada, and was founded in 2001. The Canadian company offers a range of innovative, highly scalable, managed services including IP, cloud, voice, and data solutions for enterprise customers. Allstream accelerates business innovation through cloud technologies that open opportunities and connect enterprise clients to colleagues, customers, and communities. The company was founded over 170 years ago in parallel with Canada's first transcontinental railroad and has continually re-invented itself to remain a leader in business communications. The CEO is Michael P. Strople.