Caterpillar is the world's leading manufacturer of construction and mining equipment, off-highway diesel and natural gas engines, industrial gas turbines and diesel-electric locomotives. Its reporting segments are: construction industries (40% sales/47% operating profit, or OP), resource industries (20% sales/19% OP), and energy & transportation (40% sales/34% OP). Market share approaches 20% across many products. Caterpillar operates a captive finance subsidiary to facilitate sales. The firm has global reach (46% US sales/54% ex-US). Construction skews more domestic, while the other divisions are more geographically diversified. An independent network of 156 dealers operates approximately 2,800 facilities, giving Caterpillar reach into about 190 countries for sales and support services.