 In 1985, Heckenkemper went into business as the owner of Heckenkemper Golf Course Design.Several of Heckenkemper's courses have received commendations, including The Territory Golf and CC and Forest Ridge Golf Club in Oklahoma, and Pinnacle Country Club in Arkansas, which hosts the Walmart NW Arkansas Championship for the LPGA.Another of Heckenkemper's courses, McDowell Mountain Golf Club, was the first in Arizona to be awarded Audubon Signature Status.