The underlying pipes that make the real estate market run have largely remained stuck in the past. : Sure, sites like Zillow and Trulia have forever changed the way we shop for homes and Airbnb has re-imagined the way we rent them out. But the underlying pipes that make the real estate market run have largely remained stuck in the past. The seven real estate companies on the Forbes Fintech 50 list for 2018, including five newcomers, are trying to change that. Companies like Better Mortgage, Blend and LendingHome are reengineering the way mortgages are applied for and underwritten.