
The Williams Companies, Inc. (WMB), headquartered in Tulsa, Oklahoma, operates as an energy infrastructure company focused on connecting North America's hydrocarbon resource plays to growing markets for natural gas, natural gas liquids (NGLs), and olefins. With a market cap of $69.7 billion, the company owns and operates midstream gathering and processing assets, and interstate natural gas pipelines.
Companies worth $10 billion or more are generally described as “large-cap stocks,” and WMB perfectly fits that description, with its market cap exceeding this mark, underscoring its size, influence, and dominance within the oil & gas midstream industry. WMB’s strategic strength stems from its robust asset portfolio, featuring key pipeline systems like Transco and Northwest. Strategic acquisitions have expanded its capacity and reach, solidifying its position as a leading midstream player.