DomRömer GmbH, a wholly-owned subsidiary of the city of Frankfurt am Main, is the site developer. The company was formed in 2009 for the purposes of developing, planning and completing the new DomRömer Quarter in the heart of the city. DomRömer GmbH is also responsible for marketing and selling the new houses and apartments.

The managing director Michael Guntersdorf is an experienced architect and urban planner who has contributed his wide expertise to the development of the new quarter. He is assisted by a team of specialists based in the Haus zum Paradies on Liebfrauenberg square.