Hatem El-Refaei

Nortel Networks Corp. supplies end-to-end networking products and solutions serving both service providers and enterprise customers. It designs, develops, engineers, markets, sells, supplies, licenses, installs, services, and supports networking solutions worldwide. The company was founded in 1895 and is headquartered in Mississauga, Canada.

Engnet, Inc. engages in providing accessible, updatable and standardized device models online for electrical engineers. It enables communication between researchers, research institutions, publishers and industries in the area of device modeling for microwave and optical domain. The company was founded by Hatem El Refaei and is headquartered in Giza, Egypt.