Building Philosophy.  At GREENFIELD PROPERTIES we believe that a home can be so much more. Drawing on 25 years of experience in the construction industry, we are setting new standards of excellence in building. Using cutting edge sustainable building techniques based on traditional building philosophies, we can reduce energy usage by 80%. Our approach to building is two-fold: supporting individual life through the use of Vastu, and ancient Indian building system, and supporting the greater environment through Eco Architectural Design. We are committed to bringing you a quality home, built to last a lifetime. We are dedicated to using sustainable materials in our homes, and strive for superior energy efficiency standards in all of our houses. GREENFIELD PROPERTIES is proud to be a pioneer in the sustainable building industry of Iowa.