Uncategorized Frank Marretti Joins Colliers International By CREConfidential - July 12, 2012 0 750 Colliers International has hired Frank Marretti as an investment broker. He most recently served as owner of Cielo Properties — a Las Vegas-based development company. Marretti has also worked for Lucescu Realty and Marcus & Millichap. Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Google+ (Opens in new window) Related