Realogy

Realogy Corporation, a global provider of real estate and relocation services, has a diversified business model that includes real estate franchising, brokerage, relocation and title services. Realogy’s franchise systems have approximately 15,000 offices and 315,000 sales associates doing business in 87 countries around the world.

Realogy is an Apollo company.

Sources:
http://www.realogy.com/about/