WM vs BX Comparison

WM, previously known as Waste Management, ranks as the largest integrated provider of traditional solid waste services in the United States, operating 257 active landfill sites and about 342 transfer stations that help with transporting waste efficiently and economically. The company serves residential, commercial, industrial, and medical end markets for waste collection, transfer, and disposal. The company also has an energy business emanating from the beneficial use of landfill gas and is a leading recycler in North America.

Blackstone is the world's largest alternative-asset manager with $1.346 trillion in total assets under management, including $961.6 billion in fee-earning assets under management, at the end of June 2026. The company operates with scale in each of its major product lines: private equity (28% of fee-earning AUM and 35% of base management fees), real estate/real assets (29% and 32%), credit and insurance (33% and 25%), and other alternatives (10% and 8%). While the firm primarily serves institutional investors (84% of AUM), it also caters to clients in the high-net-worth channel (16%). Blackstone operates through 25 offices in the Americas (8), Europe and the Middle East (9), and the Asia-Pacific region (8).