RICHMOND, Va.--(BUSINESS WIRE)--Harris Williams & Co., a preeminent middle market investment bank focused on the advisory needs of clients worldwide, releases proprietary research about M&A conducted as part of an exclusive partnership with Inc., the only major media brand dedicated exclusively to owners and managers of growing private companies. The study, fielded by Inc. and Harris Williams & Co., surveyed nearly 700 CEOs and top executives of privately held, high growth companies