Ready to buy a new home? We're a mortgage broker located in Austin, TX, and affiliated with D.R. Horton, America's Builder. DHI Mortgage was created for one purpose - our customers. We're here to provide as seamless a homebuying experience as possible with your financial goals in mind. That was D.R. Horton's mission more than 40 years ago, and it's still the same today. This is our Corporate Office.