Charles Gray

ArrowPoint Communications, Inc. provides web switches to optimize e-commerce transactions and delivery of web content. The company designs products such as CS-100 & CS-800 to enhance the performance, scalability, reliability and security of customer's websites and to route requests for web content to the network server. The company's major customers are EMC, Exodus Communications, Global Crossing, NaviSite and Road Runner.

Sonus, Inc. provides networked solutions for communications service providers and enterprises to help them advance, protect, and unify their communications and improve collaboration. Its products include session border controllers, policy/routing servers, media and signalling gateways and network analytics tools. The company's solutions address the need for communications service providers and enterprises to seamlessly link and leverage multivendor, multiprotocol communications systems and applications across their networks, around the world and in a rapidly changing ecosystem of IP-enabled devices such as smartphones and tablets. Sonus was founded in August 1997 and is headquartered in Westford, MA.

Appian Communications, Inc. provides soft-tunable ethernet services for network infrastructure. It delivers the optical service edge solution service providers require for offering next generation, soft-tunable Ethernet services over today's existing network infrastructure. The company was founded by Mick Scully and is located in Boxborough, MA.

Founded in 1900, Teradyne SAS is a subsidiary of Teradyne, Inc. that wholesales industrial equipment. The company is based in St-Denis, France.

Part of Teradyne, Inc., Teradyne Ltd. provides business support services. The company is based in London, UK.

Part of Teradyne, Inc., Teradyne International UK Holdings Ltd. functions as an investment holding company. The company is based in London, UK.