NASHVILLE, Tenn.--(BUSINESS WIRE)--Pinnacle Financial Partners, Inc. (Nasdaq/NGS: PNFP) announced today that Burkhart & Company, P.C. president Renda Burkhart, CPA has been elected to its board. She joins 12 other prominent business and community leaders who serve as Pinnacle directors. “Renda’s more than 35 years of experience in business financial management and understanding of the Knoxville and Chattanooga markets makes her an extraordinarily valuable addition to our board,” said Robert