Complex sentence: Waterfield Group is one of the largest private financial services organizations in the United States and the umbrella company of Waterfield Technologies, Waterfield Financial Services, Waterfield Enterprises, LLC, and The Waterfield Foundation.
Split into simpler sentences: Waterfield Group is one of the largest private financial services organizations in the United States. It is the parent company of Waterfield Technologies, Waterfield Financial Services, Waterfield Enterprises, LLC, and The Waterfield Foundation.