The richest HGTV stars might surprise you, though many HGTV stars are the real deal. Before their claim to fame, they were just working to make a living in the real estate industry. Then when HGTV came calling, their businesses began exploding, and their wallets were better off too. Who knew that they'd develop such a big fan base from flipping houses? From renovations to riches, these are the network's richest stars. Some of them just may just surprise you.