Complex sentence: In 1887, when Edison relocated his experimental laboratory to West Orange, New Jersey, Batchelor supervised the construction of the buildings and later became "Treasurer and General Manager of the General Electric Company" (which succeeded the Edison General Electric Company in 1892).
Split into simpler sentences: In 1887, when Edison relocated his experimental laboratory to West Orange, New Jersey, Batchelor supervised the construction of the buildings. He later became "Treasurer and General Manager of the General Electric Company" (which succeeded the Edison General Electric Company in 1892).