National Investment Bank of Mongolia (NIBank) provides comprehensive services of a commercial bank and contributes to the economic stability in a way of participating in foreign and domestic financial markets to establish capital sources and finance large scale projects. It is based in Ulaanbaatar, Mongolia.

Chinggis Khaan Bank was established in 2001 as the first 100% foreign-invested bank in Mongolia, and in 2015 became a 100% national-invested bank, expanding its operations to include branches in Ulaanbaatar, Selenge and Umnugovi aimags. We provide all types of banking services to our customers and fulfill our financial intermediation duties.In addition to financing major industrial, construction and investment projects with our own resources, we provide a full range of corporate banking and private banking services in combination with state-of-the-art e-banking services tailored to the needs of our customers.

TransBank (Transport and Development Bank LLC) (the Bank) originally received its banking license from the Bank of Mongolia on February 28, 1997. October 27, 2016, was a historic day for the Bank, marking how it re-established its operations. On that day, the Bank's new shareholders acquired 100% ownership of the Bank from its previous shareholders. Following the acquisition, the new Board of Directors and the executive management team defined and planned its short and long-term strategic goals. The Bank has been operating progressively since then.

Erel Bank has been granted the right to operate as the Second Commercial Bank of Mongolia, marking the beginning of Erel Bank's history.Erel Bank has undergone the biggest reform in its history, changing its name to Arig Bank in the sense of clear and transparent, and has begun to reach its customers with a new policy and a new look.ASIAMONEY magazine's “Best Bank for Social Responsibility Implementer” 2018, CFI.co (Capital Finance Investment's) magazine's “Best Green Bank” 2018,

The Trade and Development Bank (TDB) of Mongolia (Mongolian: Худалдаа Хөгжлийн Банк, Zhudaldaa Zhögzhliĭn Bank) is a commercial bank located in Ulaanbaatar. It is the oldest, as well as one of the largest banks in Mongolia. It was founded in October 1990 and currently has a total of 97 branches throughout the country.The Trade and Development Bank of Mongolia LLC is a Mongolian domiciled limited liability company first permitted to conduct banking activities on May 29, 1993. Its current banking license was renewed on February 27, 2002.

"We have an innovative, energetic team that provides modern, efficient professional services to our customers.We are open to change and strive for continuous improvement.We treat our customers like friends and provide products and services that exceed expectations.We adhere to the principles of fairness and ethics.We will operate efficiently and quickly to create a competitive advantage

Khan Bank (ХААН Банк) is a commercial bank headquartered in UIaanbaatar, the capital of Mongolia, and the nation's leading financial institution with over 550 branches in all 21 provinces of Mongolia, providing services to 80% of households in Mongolia, or approximately 2.5 million customers[3]. Khan Bank introduced frontier technological advances to the Mongolian market, such as ATMs, internet banking, and mobile banking, which allow customers access to digital banking services with a vast number of digital channels.

XacBank (Mongolian: ХасБанк) is a Mongolian banking and financial services company headquartered in Ulaanbaatar. XacBank was founded in 2001 following the merger of Goviin Ekhlel LLC and X.A.C. LLC, the two largest non-banking financial institutes in Mongolia. XacBank is organized into three main business groups: Retail Banking; Business Banking; and Corporate Banking. XacBank currently has a branch network of 86 retail and two business service branches, along with digital channels including ATMs, internet and mobile banking serving 700,000 customers in Mongolia. XacBank is owned by TenGer Financial Group LLC.

Golomt Bank (Mongolian: Голомт банк) is one of the largest privately owned banks in Mongolia. Founded on March 6 of 1995, Golomt Bank grew into the leading commercial bank of Mongolia, producing ¼ of the Mongolian national GDP and constituting 20% of Mongolian banking system as of end of 2015. The bank has well-established domestic and international client bases in both corporate and retail market. Worldwide financial magazines such as Global Finance, Euromoney and the Banker named Golomt Bank as the best bank of Mongolia. As of 31 December 2015 the Bank had 71 branches within Mongolia. Also, 26 sub-branches along with digital channels including ATMs, Internet and Mobile banking.

The Bank of Mongolia, or Mongolbank, is the central bank of Mongolia.The main objective of the Bank of Mongolia is to ensure stability of the Mongolian tögrög. Within its main objective the Bank of Mongolia promotes balanced and sustained development of the national economy, through maintaining the stability of money, financial markets and the banking system.