Kyle Simonson, founder and CEO of Minneapolis-based Simonson’s Salon and Spas, found a down economy was no obstacle to the continued growth of her four-location enterprise. Simonson’s Salon and Spa is one of three small businesses that have come together to build a new retail development in Maple Grove, Minn., as a result of a federal stimulus bill which enables the U.S. Small Business Administration to reduce or eliminate fees on 504 loans.