BX vs PH Comparison

Blackstone is the world's largest alternative-asset manager with $1.167 trillion in total asset under management, including $860.1 billion in fee-earning assets under management, at the end of March 2025. The company has four core business segments: private equity (26% of fee-earning AUM and 30% of base management fees), real estate (34% and 40%), credit and insurance (32% and 23%), and multi-asset investing (8% and 7%). While the firm primarily serves institutional investors (87% of AUM), it also caters to clients in the high-net-worth channel (13%). Blackstone operates through 25 offices in the Americas (8), Europe and the Middle East (9), and the Asia-Pacific region (8).

Parker Hannifin started out in 1917 as Parker Appliance, selling pneumatic brakes. Through the acquisition of branded components, the firm has expanded into aerospace engines, agricultural and construction machinery, freight and passenger vehicles, and industrial automation equipment. Within these larger systems, Parker sells a wide array of small, critical pieces such as hydraulic, electromechanical, climate control, and filtration components. Many of its products are designed to work together, resulting in a high rate of cross-selling.