Complex sentence: Previously, Mr. Maisto was a Managing Director at Smith Barney, where he focused on both advising private equity firms and executing complex restructurings for clients including Citibank, UGI/AmeriGas, Mellon Bank Corp and Harcourt Brace Jovanovich.
Split into simpler sentences: Previously, Mr. Maisto was a Managing Director at Smith Barney, where he focused on both advising private equity firms and executing complex restructurings. His clients included Citibank, UGI/AmeriGas, Mellon Bank Corp. and Harcourt Brace Jovanovich.