Jonathan Mickle, 43, a former Taneytown resident and COO of Quantell, Inc. and Intaset Technologies Corporation, now residing in Asheville, N.C., pleaded guilty Wednesday to federal charges for conspiring with the companies' controlling officers Shaun and Joanne Tucker, to illegally obtain millions of dollars in federal contracts for the companies and defraud the employees of the companies of health and welfare benefits. He faces a maximum sentence of 20 years in prison and a $250,000 fine or