ARES vs CSGP Comparison

Ares Management is one of the world's largest alternative-asset managers, with $595.7 billion in total assets under management, or AUM, including $367.6 billion in fee-earning AUM, at the end of September 2025. The company has four main business segments: private credit ($391.5 billion in total AUM and $240.2 billion in fee-earning AUM), private equity, ($25.1 billion/$11.8 billion), real estate/real assets ($132.4 billion/$80.5 billion), and other alternatives ($46.7 billion/$35.1 billion). The firm primarily serves institutional investors (80% of AUM) and high-net-worth individuals (20%). Ares operates through more than 35 offices in over 15 countries around the globe.

CoStar Group is a leading provider of commercial real estate data and marketplace listing platforms. Its data offering contains in-depth analytical information on over 5 million commercial real estate properties related to various subsectors including office, retail, hotels, multifamily, healthcare, industrial, self-storage, and data centers. It operates many flagship brands such as CoStar Suite, LoopNet, Apartments.com, BizBuySell, and Lands of America, with more than 80% of its revenue classified as subscription-based. The company recently expanded its presence in Canada, the United Kingdom, Spain, and France.