Thomas K. Y. Cheung

Cyras Systems, founded in 1998, creates Next-Generation Optical Networking Platforms for the global telecommunications market. This Gear for the Optical GenerationO is a flexible, scalable and protocol-fluent optical platform that revitalizes carriers' Metropolitan Area Networks (MANs) by providing relief from the surge of mixed-traffic congestion. On December 19, 2000, Ciena Corporation announced its intention to acquire Cyras in a stock-for-stock transaction. The proposed acquisition is expected to close by the end of 1Q2001

Gigamon, Inc. engages in the provision of network visibility and analytics solutions. The company designs, develops, and sells products and services, which provide customers with visibility and control of network traffic. It offers application intelligence, NetFlow generation, network taps, threat detection and response, and visibility fabric management and automation. The company was founded by Denny K. Miu, Ted C. Ho, Patrick P. Leong, Thomas K. Y. Cheung, Thomas L. Gallatin, and King L. Won in 2004 and is headquartered in Santa Clara, CA.