Payam Maveddat

AT & T is the global leader in providing local, long distance, Internet, and transaction-based voice and data services. AT&T provides unparalleled quality and reliability in communications services

Tekelec Global, Inc. provides mobile broadband solutions. The company was founded by Jean-Claude Asscher in December 1971 and was headquartered in Morrisville, NC.

Zhone Technologies, Inc. engages in the provision of designing, developing and manufacturing communications network equipment for telecommunications, wireless, and cable operators. Its products allow network service providers to deliver video and entertainment services in addition to their existing voice and data service offerings. The company was founded by Morteza Ejabat and Jeanette Symons in June 1999 and is headquartered in Oakland, CA.

Mavenir Systems, Inc. engages in the provision of cloud-native network solution. It offers 5G initiative, monetization, radio access, management snd orchestration, packet computing, mobile business fabric, messaging evolution, and voice evolution. The company was founded by Achal R. Patel, Pulin Patel, and Rashad Ali in 2005 and is headquartered in Richardson, TX.

Bell Laboratories provides research and development services. It provides communications technologies including transistors, digital networking, signal processing, lasers and fiber-optic communications systems, communication satellites, cellular telephony, electronic switching of calls, touch-tone dialing and modems. The company was founded in 1925 and is headquartered in Murray Hill, NJ.

Nortel Networks Ltd. provides communications networks and services for data & telephony industry. Its networks use innovative packet, wireless, voice and optical technologies. The company's solutions are designed and developed at laboratories in Harlow, Monkstown & Galway. Nortel Networks does business in more than 150 countries. The company is headquartered in Maidenhead, UK.

Part of Viavi Solutions, Inc., Viavi Solutions UK Ltd. is a company that specializes in fuel quantity testers. The company is based in Newbury, UK and was founded in 1966. The British company uses optical spectral signatures to check the accuracy of fuel indicators quickly and with confidence. In addition, the company helps network equipment and components manufacturers bring products to market quickly and profitably, while providing the most advanced systems at the lowest possible prices.