The number of foreigners seeking to invest in Türkiye, conduct commercial activities, or establish a business is increasing every day. Under Turkish law, foreign individuals and legal entities are generally permitted to establish companies in Türkiye, and the company formation process is largely similar to the system applicable to Turkish citizens. However, additional matters must be considered when foreigners establish a company in Türkiye, including passports, tax identification numbers, documents relating to foreign shareholders, apostille and notarization procedures, and, where a foreign shareholder will actively work in Türkiye, work permit requirements. For this reason, before establishing a company, foreign investors should assess not only the type of company they intend to establish but also the required incorporation documents, capital structure, work permit requirements, residence status, and post-incorporation obligations as a whole.   In this article, we address the most frequently asked questions regarding company formation by foreigners in Türkiye, including how foreigners can establish a company in Türkiye, which documents are required for a company with foreign..