Chickasaw Nation Industries, based in Norman, Oklahoma, operates divisions located across the nation. Many of the divisions oversee projects for the federal government including the Air Force, FDA, CDC and FAA. CNI's manufacturing plant in Marietta, Oklahoma, may be its most recognizable division. David Nimmo, President and CEO of Chickasaw Nation Industries, Inc., explains that the plant's employees can build any piece of equipment needed on an oil field, and they are certified to create pressure valves used around the world. To learn more about CNI, click here.