Introduction Saudi companies have specific corporate and organization culture that is worth evaluating and researching. While some have a flat hierarchy and transparent structure, others are quite close and have strict rules. This paper will present the evaluation of Maaden, a Saudi mining company, and Advanced Petrochemical Company (ADVANCED), Saudi polypropylene producer, on an organizational design scale. The comparison of companies will also be mentioned to highlight the main differences and ways of improvement both organizations have. Maaden’s Organizational Design Maaden has many written rules which are stemmed from the vast scope of operations. To manage a highly diversified portfolio, the organization uses efficient practices. On the scale of formalization, one can put the company on the level “four.” As the company has large projects, it claims to have developed a strict organizational structure (“Structure”). Therefore, Maaden can get “one” on a scale of specialization dimension. The emphasis that is put on hierarchy within the company can be estimated on level “three.” The historical formation of Saudi companies can partially explain the bureaucracy that is presented by Maaden. In a technology dimension, Maaden may get “one” as an evaluation because the company has three main activities: exploration, development, and production of various natural resources. Measuring the external environment of the company, one can state that despite its international presence, Maaden says that it has stable conditions in Saudi Arabia (“Annual Report”). Thus, the external environment may get “three” on a scale of ten. The culture of the company is partially dictated by the rules the majority of and employees have due to religious peculiarities; thus, it can be estimated on a level of “two.” Maaden has experienced the lack of local employees and training systems that could teach them skills that are required in mining. It has partnered with a company to introduce technical training. Therefore, the company can get “four” on a professionalism dimension. The company has well-defined objectives; thus, the organization can get “one” on a scale of ten. Maaden is a relatively large company that claims it has more than seven thousand employees (“Annual Report”). The organization can be estimated at the level of “three” of size criteria. The environment the company operates implies the necessity to have a mechanical mindset to avoid breaks in mining, development, and production of resources. Therefore, one might say that it should be evaluated at level “two.” Overall, Maaden has a clear organizational structure to execute efficient activities daily. Organizational Design of ADVANCED The formalization of rules and tasks at Advanced Petrochemical Company is quite high and can be estimated at the point of “two” due to strict standards an organization adheres to. The specialization of the company is merely broad as the management of ADVANCED executes different functions, including planning, finance, engineering. Therefore, the organization may get “five” out of ten. ADVANCED states to have toll hierarchy with a management team and a Board of Directors that overview the activi