LoopNet is the most visited commercial real estate marketplace, covering For Sale and For Lease properties across all commerc ... ial property categories. With 10 million monthly unique visitors, listed properties receive unrivaled exposure to the largest CRE tenant and investor audience. As the nation’s #1 most visited commercial real estate listing network with 20x the traffic of the next competing CRE website, LoopNet unlocks exposure across the web. LoopNet is a part of CoStar Group, Inc. and is headquartered in Washington, DC. read more