TopBuild Home Services, Inc. applies the principles of building science to new home construction. We work directly with builders, helping them design homes that are more energy-efficient and comfortable. TopBuild Home Services offers builders a number of services including pre-construction plan reviews, home energy analysis software and diagnostic testing. We believe TopBuild Home Services is one of the largest Home Energy Rating Systems (HERS) Index raters in the U.S. In 2016, TopBuild Home Services was honored for the third year in a row by the U.S. Environmental Protection Agency and Department of Energy as an ENERGY STAR® Partner of the Year – Sustained Excellence. With a heightened focus on energy efficiency and the adoption of more stringent and complex building codes by states and municipalities, TopBuild Home Services’ expertise in building science enhances our relationships with our builder customers.