Gary Muisus

Fibertech Networks LLC provides fiber optic-based networking services. The firm offers enterprise solutions, including private line and DWDM connectivity, dedicated Internet access, Ethernet products, dark fiber, and collocation services. It provides fiber-optic services to government, education, healthcare, finance, and large business customers. It also provides access to an alternative and independent fiber infrastructure that enables carriers to deploy broadband services to their customers. The company was founded by Frank J. Chiaino, John K. Purcell, Gary Muisus, and Michael M. Brown in May 2000 and is headquartered in Rochester, NY.

Fiber Systems, Inc. manufactures fiber optic components. The American company was founded by Gary Muisus.

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

Part of Lumen Technologies, Inc. (Louisiana), Frontier Corp. is a telecommunications company that provides local telephone and long distance services, as well as Internet access or frame relay applications. The company is based in Rochester, NY. Frontier was acquired by Global Crossing Ltd. /Old/ on September 28, 1999 for $8,759.66 million.