This document analyzes several key industry clusters in Central Florida that show promise for economic growth: clean energy, aerospace, IT and telecommunications, bio-life sciences, and homeland security/defense. For each cluster, it provides data on historical and projected growth rates, average wages, job multipliers, and the counties and industries projected to experience the strongest growth within that cluster. It identifies comparative advantages and fastest growing sub-industries for each in order to help define economic development priorities and "targets" for the region.