David Blau

Consolidated Technologies, Inc. implements and maintains all-in-one voice, Internet, and data systems for small and mid-size businesses. The firm's services include system design and assurance, implementation process, project management, network facilities coordination, system administrator, and end-user training services. The company was founded by David Blau and Kenneth Heitner in 1997 and is headquartered in Port Chester, NY.

TXU Communications, Inc. provides telecommunication services. It is a rural local-exchange carrier that provides local access and long-distance phone service, internet access, business phone systems and related services in Illinois and Texas. The company also provides dial-up internet access and DSL service. It was founded in 1984 and is headquartered in Mattoon, IL.

Avaya, Inc. provides real-time business collaboration and communications solutions. The company offers customer engagement, team engagement, networking, cloud, and real-time communication solutions. It offers professional, support, enterprise cloud and managed services. The company was founded on February 16, 2000 and is headquartered in Durham, CA.