The Sotheby's International Realty brand offers unmatched access to the most sought-after luxury real estate developments around the world. Below are some of our current development offerings from Glacier Sotheby's International Realty. If you are looking to collaborate on developing and selling a new development property, Glacier Sotheby's International Realty agents will utilize our network of media partnerships and connections to bring a worldwide audience of affluent buyers to your listing.