David A. Norbury

Quantance, Inc. manufactures ultra-fast, envelope tracking power supplies. The company was founded by Vikas Vinayak and Serge Francois Drogi in 2006 and is headquartered in Irvine, CA.

Avantek, Inc. is an American company that specializes in creating innovative home decor solutions. The private company's flagship product, the Ferrous Wall, allows users to modernize their rooms to a futuristic level by eliminating the need for nails or screws to attach shelves and cabinets. This gives users complete freedom to move around shelves and picture frames. Additionally, Avantek has created the world's first retractable magnetic hinge, which uses magnetic force that can be turned on and off with the click of a button.

RF Micro Devices, Inc. designed, developed and marketed proprietary radio frequency integrated circuit products. It offered products used in mobile device, wireless infrastructure, wireless local area network, cable television/broadband, Smart Energy/advanced metering infrastructure and aerospace and defense markets. The company was founded by William J. Pratt, Powell T. Seymour and Jerry D. Neal in 1991 and was headquartered in Greensboro, NC.