For 20 years Dawn Rohrs worked as a drilling engineer in the oil fields in four states. When the oil industry crashed several years ago, she found herself laid off.
“I was driving my husband crazy sitting at home,” she recalls. “We decided we had better diversify, because both of our livelihoods were tied to the oil fields.” (Her husband Michael worked in an oil company machine shop.)
In 2016 they formed Cyclone Septic and Shelters, based in Guthrie, Oklahoma, about 20 miles north of Oklahoma City. They do a brisk business in onsite installations, the vast majority using aerobic treatment units
