Southwest Airlines and Koch Industries are both known for their distinctive organizational cultures, and both have been highly successful and profitable companies.
Southwest Airlines is known as a "fun" place to work, where socialization and humor in the workplace are strongly encouraged.
Koch Industries, on the other hand, has a culture defined by the principles of "market-based management," where performance and revenue growth is emphasized.
Do some background reading on the cultures behind Southwest Airlines and Koch Industries. Here are some articles and video to get you started on your research that will give you some background about the cultures at these two organizations:
Klein, D. (2011). Creating cultures that lead to success: Lincoln Electric, Southwest Airlines, and SAS Institute. Organizational Dynamics 41(1), 35-39 [Available in Science Direct. Note: you only have to read the middle portion of the article concerning Southwest Airlines and not the whole article]
Bird, A. (Mar. 13, 2011). Southwest: Corporate culture combines work, play. The Post and Courier. [Proquest]
Whatley, H. (2013). Principles and dimensions of market-based management. Independent Journal of Management & Production, 4(1), 126-135. [Proquest]
Dissecting the Kochtopus. (Jun. 7, 2014). The Economist, 411, 76. [Proquest]