The Real Estate company to check out in Oklahoma City, OK is Mary Wittrock. When you come to Mary Wittrock, you know that our trustworthy staff will do whatever they can to make your visit pleasurable. Wherever you are near Oklahoma City, come to Mary Wittrock. 112 W. Olympic Drive Yukon, OK 73099. Find out more about what makes us different at or call 405-659-7995 to speak to a friendly sales associate.