|Founder||Jack Dabney Ringwalt|
|Headquarters||Omaha, Nebraska, United States|
National Indemnity Company is an insurance company based in Omaha, Nebraska, United States, and founded in 1940 by Jack Dabney Ringwalt. It is a subsidiary of Berkshire Hathaway, which bought the company in 1967. It is Berkshire's oldest operating subsidiary.
Between September 2019 and August 2020, Berkshire Hathaway purchased more than 5% of the outstanding stock of each of the five largest Japanese general trading companies, i.e. Itochu, Mitsubishi, Mitsui, Sumitomo, and Marubeni, through its subsidiary National Indemnity Company. These stakes were worth a total of over $6 billion as of August 2020.
- Gelles, David (2015-02-28). "After 50 Years, Oracle of Omaha Looks Back on Less Prescient Moves". The New York Times. ISSN 0362-4331. Retrieved 2015-03-01.
- "Warren Buffett takes 5% stake in 5 Japanese trading companies". Nikkei Asian Review. 2020-08-31. Retrieved 2020-08-31.