Nashville-based executive recruiting firm Franklin-Belle is merging with The Woodmansee Group, a national retained executive search firm based in Ohio. Both firms will continue to operate as separate business units under a combined organization, according to a news release. Beth Minter, Franklin-Belle's owner and president, will serve as executive vice president of TWG, and Bruce Woodmansee, president of TWG, will serve as head of Franklin-Belle's advisory board and a strategic consultant with the…