Coldwell Banker Gundaker provides resources in person and online for the buyers and sellers of homes in the greater St. Louis area. This particular office was founded in 2006 as a result of a merger between the sales staffs of Gundaker and Coldwell Banker. As a branch of the oldest real estate company in the country, Coldwell's agents are equipped to put first-time homebuyers at ease. They guarantee that their lending rates are the lowest—and will send you a check for $250 if they aren't. Check online to see Coldwell Banker Gundaker's available properties.