Complex sentence: He expanded his business focus, founding the Meruelo Group, which has grown into a construction and real estate development firm that also owns a bank, Los Angeles-based TV station KWHY-TV, a MundoMax affiliate, Grand Sierra Resort, and other businesses.
Split into simpler sentences: He expanded his business focus, founding the Meruelo Group, which has grown into a construction and real estate development firm. The group also owns a bank, Los Angeles-based TV station KWHY-TV, a MundoMax affiliate, Grand Sierra Resort, and other businesses.