Company Description. Berkshire Hathaway HomeServices PenFed Realty is a full-service real estate company with 2,000 professionals and over 50 offices, ready to assist clients with buying or selling a home. A wholly-owned subsidiary of PenFed Credit Union with $27 billion in assets, PenFed Realty is backed by the powerful Berkshire Hathaway HomeServices brand. This combination has fueled our growth throughout the Mid-Atlantic, earning recognition ...