YORBA LINDA, CA — If International Service Leadership (ISL) ever sought a “poster contractor” — as opposed to a poster child — Leland Smith should be ISL president Bill Efird’s first choice.

Since joining then-called Contractors Success Group (CSG) in March of 1992, the owner of Service Champions Heating and Air Conditioning, located here, cannot say enough about CSG-turned-ISL and how it has helped him.