Ellen O'Hara

Zetron, Inc. designs and manufactures mission-critical integrated communications systems. Its products include radio dispatch, E9-1-1 MAX call-taking, fire station alerting, computer-aided dispatch and mapping, and specialty products. It offers project management, technical support, training, and on-site services. The company was founded in 1980 and is headquartered in Redmond, WA.

EF Johnson Technologies, Inc. develops and markets secure communications solutions. It offers portables, mobiles, ATLAS systems solutions and ATLAS systems products. The firm serves the first responders in the public safety and public service, federal government, state and military sectors. The company was founded by Edgar F. Johnson in 1923 and is headquartered in Irving, TX.