Cynthia Ketcherside

Hydranautics, Inc. manufactures and sells water purification equipment. Its products use a process called membrane separation to purify water for such purposes as seawater desalination, surface water treatment and agricultural irrigation. The company was founded in 1963 and is headquartered in Oceanside, CA.

DuPont Crop Protection Co., Inc. manufactures and distributes fungicides, insecticides and herbicides. The company was founded by Éleuthère Irénée du Pont in 1802 and is headquartered in Memphis, TN.

ARINC, Inc. provides aerospace engineering, communications and system integration services. Its communications include voice and data infrastructure support, information management, train control platforms, radio interoperability solutions, aircraft modifications and upgrades and electronic border security for governments agencies. The company was founded in 1929 and is headquartered in Annapolis, MD.