Exclusive Selection and Management of Your Private Aircraft. Executive Aviation Group is an Aircraft Management & Sales Brokerage Company. Our Fractional Share Program - ExecShares(TM) features the Citation Mustang, Citation CJ4 and Citation Sovereign aircraft. This Fractional Ownership solution enables you to fly on your aircraft with a crew that flies you every time. ExecShares is a regionally based program that operates like your own personal flight department, knowing your destinations, preferences and the little things that make your travel experience the finest it can be. Our focus is the South/Southeast Region, serving clients in Alabama, Florida, Georgia, Louisiana & Mississippi.