Detroit-based Marketing Associates is coming to Charlotte. Frontier Capital, a Charlotte-based private-equity firm, has sold Conclusive Analytics of Charlotte to Marketing Associates. The purchase marks Marketing Associates' first foray into the Southeast. "We've been on a quest for the last eight years or so to diversify our business around tech-enabled marketing services," Mark Petroff, CEO and president of Marketing Associates, told me. Conclusive Analytics, which touts its sales and...