Kirby Corporation KEX

TransportationMarket cap $7B2 connections

Kirby is the largest US inland waterway tank barge operator, moving petrochemicals, refined products, and agricultural chemicals along the Mississippi River system and coastal routes. Barge transport is 3x more fuel-efficient than rail and 10x more than truck. Kirby's captive routes on America's river system are irreplaceable.

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Customers 2

Companies Kirby Corporation sells to

ExxonMobilEnergy · $660BKirby transports ExxonMobil petrochemicals by barge
ChevronEnergy · $404BKirby barges Chevron refined products inland

Other Transportation companies

Union Pacific CSX Transportation Norfolk Southern Canadian National Railway Delta Air Lines United Airlines Old Dominion Freight Expeditors J.B. Hunt Transport Southwest Airlines

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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.