Complex sentence: He recommended to his superiors at Morgan Stanley that the company leave Manhattan office space, mentioning that labor costs were lower in New Jersey, and that the firm's employees and equipment would be safer in a proposed four-story building.
Split into simpler sentences: He recommended to his superiors at Morgan Stanley that the company leave Manhattan. Office space, mentioning that labor costs were lower in New Jersey, and that the firm's employees and equipment would be safer in a proposed four-story building.