BBA Aviation has signed a seven-year lease extension and expansion of its downtown Orlando corporate headquarters offices to accommodate anticipated growth. Signature Flight Support and Aircraft Service Group International, together with parent company BBA Aviation, collectively have more than 1,000 employees in 12 Florida cities, with almost 200 of them based in downtown Orlando. The expansion will support the future anticipated growth of the business and the creation of new, high-wage jobs over the course of the next three years.