Why nai iowa realty commercial? NAI Iowa Realty Commercial is Iowa’s largest commercial brokerage firm with offices in Des Moines and Cedar Rapids, Iowa. Building on its reputation of integrity and fierce dedication to customer satisfaction, NAI Iowa Realty Commercial is the acknowledged leader in commercial real estate business throughout the state of Iowa.Why choose iowa realty? For more than 50 years, Iowa Realty has worked with buyers and sellers of houses, condos, townhouses, multi-family units and commercial real estate in Iowa.Who is nai global? NAI Global is led by a collaborative team of experienced real estate professionals who are tapped into the marketplace with a vigilant eye on what’s next. "I am proud to see the growth that NAI Global has accomplished since 2012.