Tom Gruenwald

Spectrum Control, Inc. designs, manufactures, and markets control products and systems. It operates in four segments: signal, power integrity and microwave components, power management systems, and sensors and controls. The company was founded in 1968 and is headquartered in Fairview, PA.

Infinera Optical Holding, Inc. designs and develops telecommunications networking products. The firm serves telecom service providers, independent operating companies, multiple system operator cable companies, enterprises and government agencies. The company was founded by Michael J. Birck in 1975 and is headquartered in Naperville, IL.

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

Tellabs International, Inc. develops network equipment for telecommunications companies and thier customers. The company is a subsidiary of Tellabs, Inc. The company was incorporated in September 23, 1987 and is headquartered in Naperville, IL.

Part of Kforce, Inc., Uni Quality Systems Solutions, Inc. provides contract services for information system personnel. The company is based in Oak Brook, IL. Uni Quality Systems Solutions was acquired by Kforce, Inc. on September 12, 1997.

Global Sentry Group LLC operates as a development stage company. The private company is based in Greenwich, CT. The company was founded by John N. Anthony.

Edward-Elmhurst Healthcare is a full-service, regional healthcare provider offering access to complex medical specialties and innovative programming. Edward Hospital's Ninety-eight percent of physicians are board certified. The company is headquartered in Naperville, IL.