One of Greater Cincinnati's fastest-growing companies is moving away. Cohesion Corp., an IT consulting and staffing firm that was based in Blue Ash, will relocate its national headquarters to Tampa, Fla. Cohesion ranked No. 4298 on the Inc. 5000 list of the nation's fastest-growing companies in 2013 with 57 percent growth and $16.2 million in revenue. It has 250 employees across seven locations, which includes 150 IT consultants serving seven industries - insurance, finance, government, retail,...