Berkshire Hathaway Energy (previously known as MidAmerican Energy Holdings Company until 2014) is a holding company which is 90% owned by Berkshire Hathaway. Berkshire has owned a controlling stake since 1999. Greg Abel serves as president, chairman and CEO. David L. Sokol was CEO until 2008. Until 2014, it was known as Mid-American Energy Holdings Company from its roots as MidAmerican Energy Company; it took on the name of its parent to reflect the diversity of its portfolio.

Berkshire Hathaway Energy owns the following companies:

* Berkshire Hathaway Energy