Williams Companies WMB

EnergyMarket cap $55B4 connections

Williams Companies processes and transports natural gas along its Transco pipeline - the most important natural gas pipeline in the US, running from Texas to New York City. Transco serves 100M+ people with heating and power generation gas. Williams' gathering systems in Appalachia (Marcellus Shale) and Wyoming collect gas at the wellhead. 35%+ of US natural gas production touches Williams' infrastructure.

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Partners 2

Strategic partnerships, joint products and alliances

ChevronEnergy · $310BPipeline transportation
Kinder MorganEnergy · $25BCompeting natural gas pipeline operators

Competitors 2

Companies it competes with

ONEOKEnergy · $48BMidstream pipeline rivalry
Targa ResourcesEnergy · $28BGas gathering competition

Other Energy companies

Saudi Aramco ExxonMobil Chevron Shell plc NextEra Energy ConocoPhillips TotalEnergies BP plc Duke Energy Constellation Energy

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Relationships are compiled by VexMap from company filings, announcements and reporting, and last reviewed September 2026. Spotted something wrong? Tell us. Not investment advice.