For 30 years, Dart Kendall worked as a firefighter with the Cobb County (Ga.) Fire Department – 24 hours on, 48 hours off. He filled his spare time remodeling homes (including the lieutenant governor's), building and landscaping high-end houses, and installing septic tanks.In 1985, he opened his own business in Acworth. The uncertain construction industry pushed Kendall into specializing in installing and repairing residential and commercial onsite systems. It also prompted him to name the company Advanced Septic. As drip emitter systems replaced gravel-and-pipe drainfields, he kept a log detailing installation problems, then used the patterns he saw to change
