Emporis was a real estate data mining company with headquarters in Hamburg, Germany.

The company collected data and photographs of buildings worldwide, which were published in an online database from 2000 to September 2022.

[11] In 2007 venture capital firm Neuhaus Partners and KfW Bankengruppe invested several million euro in the company.

On 26 October 2020, CoStar Group, Inc., based in Washington, D.C., completed its acquisition of Emporis GmbH.

[13] The merger of Emporis GmbH into CoStar Group subsidiary STR, Inc's German division, STR Germany GmbH, was finalized on 27 January 2021, with Emporis GmbH's removal from the Common Register Portal of the German Federal States (German: gemeinsame Registerportal der Länder) [14] On 14 September 2022, the entirety of the Emporis website's original content, including the building database, articles and data regarding Emporis Skyscraper Award recipients, and corporate information, was removed.