Mathematical Skills: May be required: to add, subtract, multiply, and divided in all units of measure, using whole numbers, common fractions, and decimals; to compute rate, ratio, and percent and to draw and interpret bar graphs. About Troon: Founded in 1990 and headquartered in Scottsdale, AZ, Troon is the world's largest professional club management company, that specializes in services in golf, hospitality, and residential communities.